2 meter telescope for salemost awkward queer eye moments
Choice of Telescope Mount: You can buy telescopes on either an equatorial mount or an alt-azimuth mount, or you can buy a telescope OTA, or optical tube assembly, without a mount. "text": "On the high end, RCs are more expensive because they use a hyperbolic primary mirror design. If you buy a telescope that is heavier than you can handle alone, you will tend to use it less. Shippingcosts are reduceddue to the nesting of parts, and thus smaller shipping packages. Our equatorial mounts support device (patented) allows you to install the WEB230-5 antenna on any equatorial mount (with Losmandy dovetail and load capacity of at least 50 kg, ie. 11 TR Tasco Lens Barlow 2X Coated Telescope Eyepiece Reflector Metal Japan $34.99 $5.30 shipping or Best Offer Tasco Beginner Telescope Microscope Specialty Combo Kit 49T 50x50mm 15" Tripod (3) $45.97 $12.65 shipping SPONSORED Tasco 70x 800mm Spacestation Telescope #49070800 $99.00 $24.00 shipping SPONSORED Any laser collimator should work, but we recommend getting one that matches the size of your focuser, which is 2" in most cases. RC telescopes are also very modular, field flatteners are available for expanding the corrected image circle, reducers can be integrated for faster focal ratios, and barlows can be used for longer focal lengths. Even if it's cloudy or you can't get outside at night, you can still listen to the Perseid meteor shower using a simple FM radio setup or by building a radio telescope at home. This way you cannot only record data coming from the sky (deleting eventual artificial signal interferences) but also transits or radio-images of radio sources in the sky you want to study. RC telescopes are usually best for imaging because of their lower contrast compared to most other telescope designs. Protect your eyes at ALL times. SPIDER 230C radio telescope is not provided with an equatorial mount (we suggest the use of a EQ8 SynScan mount, you can read how to use it in the SPIDER 230C user manual) that must be added in order to make it work. For professionals, advanced students, and serious amateurs, standard telescopes designed for night sky viewing have drawbacks that interfere with obtaining highly detailed images, particularly for deep sky objects. There are so many types of telescopes for sale, so asking yourself what you'd like to do with the telescope is very important! Telescope with 2 lenses Edu-science telescope 50-600 with X2 lens. What type of 1 meter scope? The eyepiece nomenclature is expressed in its focal length in millimeters. John Dobson and his base changed all that, and even today, Dobsonian telescopes still provide the most light-gathering dollar for dollar. Standard extension from 1 meter to 2 meters. Dont know what your requirements are or what you will be using it for? Since 1949, equipped first with photographic plates and then with CCDs, the 48-inch surveys The best spotting scopes offer higher magnification than a monocular but much more portability than a telescope Included in this guide: 1 Nikon Fieldscope ED50 View 2 Zeiss Conquest Gavia 85 View 3 Bushnell 20-60x65 Prime Spotting Scope Check Price 4 Celestron Ultima 100 Check Price 5 Vortex Viper HD 20-60x85 Check Price 6 Celestron Few of us will be able to buy one of these 1 or 2 meter scopes (I asked my HOA and they said they won't allow it), but it is important to understand that substantially the same software, hardware and technology that goes into these professional telescopes is also used on their smaller models like my little CDK20 telescope and L-500 mount. f/9), prime-focus, or afocal optical designs. I was browsing the forum and I stumbled onto your tread about you, looking for a 1 meter telescope for $100k. An equatorial mount is designed to track the stars as they move across the sky due to the Earth's rotation. MOTIF includes twin 1.2 meter telescopes on a common mount. The operational goals of the 2.4-meter telescope facility include:. For example, a 9.25" SCT weighs just 20 pounds and is only 22" long, making it fairly easy to hoist onto an equatorial mount if you so choose. Equatorial mounts support deviceallows to use the parabolic antenna on an equatorial mount. We will be glad to help. EdgeHD telescopes are great for visual use but they really shine for astrophotography. It is specially designed to ensure a smooth and accurate performance of the telescope. Advantages of a Ritchey-Chretien Telescope: Disadvantages of a Ritchey-Chretien Telescope: The most common reflector telescope we use today was invented by Isaac Newton, which is why you'll hear this type of telescope also referred to as a Newtonian reflector. Linux and Windows compatible. This (is the dumbest question ever) telescope is most likely a. a. refractor. We will match any online price that we confirm as valid. The folded optical path of all catadioptric telescopes make them very portable for the size of their optics. 0. . The H142-One receiver has spectrometer with 1024 channels (61 KHz spectral resolution) that are displayed and processed in real time by the control software supplied with the radio telescope. Dobs make a perfect first telescope, and many, many amateur astronomers never outgrow it. . If this is how you imagine using your new telescope, then you want to buy a telescope that is easy and fast to set up and break down. After that, it all depends on what you'd like to do with your telescope, because there is no one telescope that is "best". You can watch our video on how to collimate a high-end Ritchey-Chretin here. You can buy both reflectors and refractors in shorter or longer focal lengths. Huge selection of telescopes for sale, binoculars, microscopes, astrophotography cameras and imaging equipment available online. RCs do not suffer from coma, and only suffer from astigmatism. Either works great for visual and short exposure photography, but for true astro-imaging, choose an equatorial mount. } We invite you to sign up if this information would be of interest to you. Lots of times the focal ratio is displayed rather than the focal length when shopping for a telescope. It is highly portable radio telescope . Faulkes Telescope North (FTN) is located at Haleakala Observatory, on Maui, Hawaii, and Faulkes Telescope South (FTS) is at Siding Spring Observatory (SSO), in eastern . The Ritchey-Chretien telescope design uses two hyperbolic mirrors to correct for coma and spherical aberration. Telescope Meade LS6 ACF. Explore Scientific - Keys to the Universe Sale. Because of this feature, you will be able to enjoy a clear and much sharper view. The NexDomeslight weightmakes motorizing the dome easier. current atmospheric conditions. We only send interesting emails and will never sell your data. 2023 OPT Telescopes. The main mirror comprises 492 smaller hexagonal mirrors - it . (10) 10 product ratings - New Celestron 114LCM Computerized Newtonian Telescope with Sky Aling ships now . 2.6m Telescopic ladder CALL: 021 556 2413 This 2.6m telescopic ladder is one of the bestselling ladders on the market. or Best Offer. Remember, the bigger the telescope optics, the brighter deep space images will be. Choosing the right telescopes online for you and your family can be a fun and enlightening experience if you take the time to answer a few key questions first. Flattener Telescope Side: M54 with 2" Filter Threads Free shipping $969.95 $779.95 In Stock Add to cart As low as $2.60/Month Apertura 60mm FPL-53 Doublet Refractor and 2" Field Flattener SKU: APT-60EDR-KIT Optical Design: FPL-53 Refractor Telescope Aperture: 60mm (2.36") Focal Ratio: f/6 Telescope Mount Type: No Mount - OTA Only Example: 2500 mm divided by 254 mm (10") equals an f/ratio of 9.84, which is usually rounded off, in this case to f/10. 0 review(s) . It has a 2-pier asymmetrical mounting. TryNormand Fullum. If you know your budget and have clear research goals in mind - I would look for a system that achieves those goals as well as possible for the given budget. Our non-commissioned telescope experts are here to help you find the right telescope that lines up with your needs, goals and price points. The tube is roughly as long as your arm, but it is difficult to hold because you can barely get your arms around it. I assume you are looking for a complete, ready to use scope? EQ8 type). A shorter tube length makes the SCT far more portable than a classic Newtonian or refractor of the same aperture. APO refractors, however, can be nearly free of extra color. Antique Telescope for Sale This 11 inch clear aperture (F 17.5) Warner & Swasey Refracting Telescope has been housed in a 20.375 foot diameter Observa-DOME at our facility for the past 30 years. zhizuka Telescope Zoom 90X HD Focus Astronomical Refrac. My club's .6m RC cost almost 300K 20 years ago and the dome and building it's housed in was almost 100K. If you want RC instead of CDK then the price rises a lot and their PlaneWave 20" RC OTA only is same price. }] To choose a reflector that is right for you, consider its aperture (diameter of the primary mirror), the focal length, which dictates how long the telescope tube will be, and what type of mount you require. In my opinion, the best two professional telescopes on this list are Celestron Computerized Telescope for Beginners and Advanced Users and Meade Instruments Advanced Coma-Free Telescope. 2018-2023 All rights reserved, reproduction prohibited, even partial. DISCOVER NOW AFFORDABLE RADIO TELESCOPES AND GROUND STATION ANTENNA SYSTEMS FOR RADIO ASTRONOMY AND SPACE COMMUNICATION Diagram credit: Celestron. If the Hubble Space Telescope's 2.4 meter mirror were scaled to be large enough for Webb . We will be glad to help. Discover amazing local deals on second-hand telescopes for sale Shop hassle-free with Gumtree, your local buying & selling community. To help, we've laid out the differences in this guide so you can easily find the right one for you. After all, a telescope is often a one-time purchase, and unless we do some targeted research, we are not apt to see advertisements for telescopes like we do cars or washing machines. Bays are a good addition to be used as workplace or storage. Without counterweights the radio telescope would be completely biased towards the front (because of the weight of the primary reflector and LNA + feedhorn group with support rods) and therefore could not properly point and track objects in the sky. We explain in detail the differences between each type and style of telescope and outline their advantages and disadvantages as well. Refractors that are capable of focusing all three wavelengths of light (red, green & blue) at the same point are called apochromatic refractors. The University of Hawai'i 88-inch (2.24-meter) telescopecalled UH88, UH2.2, or simply 88 by members of the local astronomical communityis situated at the Mauna Kea Observatories and operated by the University's Institute for Astronomy.It was constructed in 1968, and entered service in 1970, at which point it was known as "The Mauna Kea Observatory". They are also not as good as other telescopes like SCTs for planetary imaging due to their lower contrast as explained above, but you can still absolutely use one for capturing the planets just at reduced contrast. The PW2000 is a high-performance, complete 2-meter observatory-class telescope featuring a direct drive altitude-azimuth (Alt-Az) mounting system designed and engineered by PlaneWave. Beau - Ti - Ful! Some lucky amateur astronomers have a backyard or land available to install a personal observatory so they can leave the telescope set up yet protected from the elements. } You do know that whatever you spend on the telescope, you will probably spend more than that on the observatory to house it. With the impasse at Mauna Kea soon to enter its third month, and with the 2020 Legislature convening in January, Civil Beat reached out to all 76 state legislators to see where they stand on the. A special system of rear tie rods increases the rigidity of the structure while minimizing the deformation of such a large diameter parabolic antenna. 0 out of 5. With a diffraction-limited 100mm image circle, the PW1000 is designed to excel at imaging on the largest format CCD cameras available today. Once you get used to it, seeing the focal ratio gives you a good indication of the field of view. The bigger the aperture of a telescope, the more light it will gather, allowing the observer to see more detail on celestial objects and ascertain finer details that a telescope of lesser aperture may not see. Telescope Optical Tube Assemblies or OTA: You can buy an OTA if you already have a good mount and want to upgrade your telescope system. Professional-grade telescopes combine advanced optics and ease of use for precision performance without the drawbacks of telescopes designed for casual night sky viewing. While you can buy a manual equatorial mount and add dual-axis motors and a hand controller for astrophotography, these days most people prefer the computerized equatorial mount, like the Celestron Advanced VX Mount. 4.2 out of 5 stars 8,535. "text": "Yes, Ritchey Chretins are a fantastic choice for deep sky astrophotography! System requirements areWindows 10/11 (suggested: 64 bit version), screen resolution at least 1920 x 1080,RAM memory 4 GB (suggested: 8 GB), processor i3 (suggested: i5 or i7). I believe he has a 36" scope, likely a Dobsonian. "name": "Do Ritchey Chretin Telescopes need to be collimated? The UH 2.2-meter telescope (center) was the first large telescope on Mauna Kea. An alternative is to try folding down the rubber eyecup of the eyepiece when viewing with glasses. A Dobsonian telescope for instance, is a Newtonian reflector on a simple rotating box-style mount. The segmented primary design provides a number of advantages. We do recommend you choose a telescope, however, that has a sturdy, easy to use mount and optics that are big enough to see an array of objects. While it is always true that a bigger mirror will gather more light than a smaller one, you will want to pick something that you can comfortably lift and use. Wearing glasses keeps your eye further away from the telescope eyepiece, and if the eyepiece does not have good eye relief - the distance from the lens to where the image comes to focus - you may not be able to see the object very well, if at all. The bigger the optics, the bigger and heavier the telescope. Term. 0 review(s) Read more. This puts the focus point right about where your glasses meet the eyepiece, and will make a huge difference in your viewing comfort. I've seen little or no 'useful' work done with an amateur scope in the 1m aperture range but if the cash is available why not. It probably will not help you to know that the price of telescopes runs the gamut from around $100 to over $10,000, because really, it all comes down to what you are willing to spend, not what's available. A Cassegrain also uses mirrors to gather the light, but has a folded optical path like a catadioptric telescope. That's just the beginning! Telescopes on computerized Alt-Azimuth mounts, like those included with the Celestron NexStar SE line of telescopes, do a great job for both day time and night time observing, however it would not be considered the "best" mount if you plan to do astrophotography. Celestron - PowerSeeker 127EQ Telescope - Manual German Equatorial Telescope for Beginners - Compact and Portable - Bonus Astronomy Software Package - 127mm Aperture. Most of us won't be able to realize the dream of an observatory, but for those who have the means and the land available, it is a wonderful way to start observing at a moment's notice and never have to set up your telescope again. Copyright var date = new Date(); document.write(date.getFullYear()); NexDome Observatories Store. The large central obstruction reduces contrast a significant amount, which makes the RC inferior to say, Schmidt-Cassegrain Telescopes for planetary imaging or visual observing. Get A Closer Look At What Our Telescopes Can Do Local Pickup. A basic rule of thumb for maximum magnification is 40X-50X per inch of aperture, with max magnifications generally topping out at 500X or so regardless of the aperture. Next up is this 40-inch (1-meter) aperture telescope from Planewave. Also included is automatic focusing, dew heater control, primary mirror cover control, dome control and all ASCOM compatible. Does the person who will be setting up the telescope have back problems, etc.? 254mm F14.5 Maksutov-Cassegrain (254F145MC), 130mm f6.3 StarFire GTX "Gran Turismo" with 3.5" Focuser (130GTX). Ritchey Chretins, or RCs for short, utilize a two-mirror design to bring an image into focus, and are therefore categorized as reflector telescopes. For this reason, if you're planning to use your RC for high quality deep sky astrophotography, plan to spend more on a quality RC. The MPG/ESO 2.2-metre telescope was originally constructed by the Max Planck Institute for Astronomy (Heidelberg, Germany) and intended to be sited in Namibia. Optical Design: Corrected Dall-Kirkham (CDK), Ritchey-Chretien (approx. Yes, Ritchey Chretins are a fantastic choice for deep sky astrophotography! Sure, it looks impressive to friends, but it will have a tendency to gather dust. UH 88 website Institute for Astronomy Objects that were in sharp focus at a particular magnification on Saturday night may not come to focus with the same eyepiece on Sunday. This question will help you decide what kind of telescope mount you need. Things like dust, pollen, air currents, temperature, dew point and weather conditions all affect what you see through your telescope. The Gemini northern 8-meter telescope is the largest and newest telescope in this area (open silver dome). Radio telescopes for radio astronomy; SPIDER 500A MarkII 5.0 meter diameter professional radio telescope; SPIDER 300A MarkII 3.0 meter diameter advanced radio telescope; SPIDER 230C 2.3 meter compact radio telescope (kit without mount) Ground station antenna systems for space communication; INTREPID 500-12 5.0m ground station antenna system for . } oooo - I don't know what their price is on the 32" RC, but that thing is super-sexy! ", Here are some other popular telescope accessories: A dew shield for Schmidt-Cassegrain and other catadioptric telescope users, a star chart or planisphere and red flashlight (useful even if your telescope is computerized), extra eyepieces for a change of magnification, and a portable battery and DC or AC adapter to power electronic telescopes. InternetSales@optcorp.com, 800-483-6287 Start Chat by Nicole Gugliucci, on August 8, 2014. Newtonian reflectors are the least expensive telescope design per inch of aperture, Reflectors are offered in large apertures to see into deep space, A reflector does not suffer from chromatic aberration or false color, The long open tube of a Newtonian reflector keeps dew from forming on optics, Reflectors require regular collimation for best results, Thermal air currents in a reflector's open tube assembly can distort the image, Reflectors have lower contrast than refractors of same aperture due to secondary mirror obstruction, The optics of a reflector are open to the air and so susceptible to dust & other particles, A parabolic primary mirror produces coma at edges of field, which is especially noticeable with faster f/3 -f/6 reflectors, Reflectors are not best for terrestrial use because they produce an upside-down image that cannot usually be corrected, Catadioptric telescopes have a folded optical light path for the best portability of all the designs, There is a huge selection of accessories available for Cat telescopes, allowing you to grow your system over time, Telescopes with a catadioptric design do not suffer from chromatic aberrations, Schmidt-Cassegrains and other catadioptric scopes are decently priced for the aperture and build quality, Catadioptric telescopes are available with or without an alt-azimuth or equatorial mount, Collimation of optics is required occasionally, although not as often as reflectors, Catadioptric telescopes are more complex than reflectors or refractors, with more moving parts, The secondary mirror obscures a percentage of light, similar to reflectors, Catadioptric scopes, especially larger Maksutov-Cassegrains, are more expensive than Newtonians of the same aperture, 1. Are there any 1M telescopes under $100,000 readily available on the market? No rainchecks will be issued for items out of stock at OPTcorp.com to match a competitor's price. A telescope is a powerful magnifying glass! Unlike Newtonians, RCsare designed to eliminate coma, which can cause stars to become misshapen near the edges of the image. What you may want to look for are any of the 40 and 50" dobs Orion sold a few years ago (did they actually deliver any?). I like their design. Hand Held Digital Thermometer. A reflector is a telescope design in which mirrors are used to gather and focus light. Longer focal length telescopes have a narrower field of view but more magnification, while a shorter focal length telescope has a wider field of view that works great for big, faint deep sky objects viewed visually or for astrophotography. With outstanding features and options, Ash Domes can be found in many of the worlds most distinguished institutions. These are just a few of the high end manufacturers we carry. You can use a telescope like you would a. Posted by Adam in Cameras, Camcorders & Studio Equipment, Telescopes in South Woodham Ferrers. $5.00 shipping. Free shipping. Of course, if you want a telescope that can be set up on the roadside at a moment's notice, portability and ease of use are paramount. RC telescopes use hyperbolic mirrors to eliminate optical errors like coma and chromatic aberrations off-axis while producing the flattest focal plane possible without lenses. Suppose that you are handed a telescope. The image below shows cables and connections that are needed to connect antenna external unit to the control room. You might luck out on a university that's upgrading an older 0.8m Boller & Chivens telescope. However, when it comes to your own equipment, if you want or need to keep your glasses on, we recommend all of your eyepieces have a minimum of 15 mm of eye relief, 18-20 mm is even better. I plan to park out front of his houseand blow my truck horn until he invites me in to look thru it!! LauraMS and teashea like this #2 dmdouglass Vanguard Posts: 2,118 Read our 101 article or get in touch. Another amazingly popular telescope is the Celestron NexStar 8SE. with 3dcart Start An Online Business. 800-483-6287 I can get useful astrometry at 19th mag and photometry at 18th with longer integration. An upright set of wheels bears the weight of the dome and provides for rotation, while a second set of wheels keeps the dome from shifting,resulting in smoother rotation. When looking through someone else's telescope, the only thing you can do when this happens is remove your glasses and focus the telescope as best you can. Depends on what you mean by "research-grade". Thanks to our patented technology, SPIDER 230C lets you use an equatorial mount (not included in this kit, must be added separately) with at least 50 Kg payload capacity, by creating a compact radio telescope for 1420 MHz radio astronomy! The telescope and instruments are designed to operate from the near ultraviolet to the near infrared (320 to 1700 nm), and offer some unique or . Webb Telescope's scientists and engineers determined that a primary mirror 6.5 meters (21 feet 4 inches) across is what was needed to measure the light from these distant galaxies. GEODSS includes two main 1 meter telescopes and an auxiliary 40 centimeter telescope. Check out our 2022 telescope buying guide here! We carry Davidson Optronics, Meade, Space Technology Laboratories, Ealing, Barnes Engineering, Keuffel & Esser, Gaertner Scientific, and Edmund. H142-One provides professional technologies used by radio astronomers for radio astronomy research in a scientifically certified and easy to use receiver, perfect even with compact size antennas: its a 1420 MHz superheterodyne type radiometer/spectrometer, double conversion (type UP/DOWN) with 50 MHz received instantaneous bandwidth (RF=1.395MHz-1.445MHz) and 14-bit analog to digital converter. 10pcs Dust Caps & Plugs For 1.25'' & 2'' Mount Eyepieces Telescope Accessories $10.44 to $17.09 Was: $10.99 Free shipping D203F750 Primary Mirror + Secondary Mirror Mirror Set fit Astronomical Telescope $118.44 or Best Offer SVBONY 2" 90 Dielectric Mirror Diagonal for Astronomy Telescope + 1.25" Adapter $69.99 Was: $225.77 This is not to say that you can't use an RC for either application, but just that an RC's strong suit is deep sky imaging. Reflector Telescopes. Light gathered from a primary mirror, located at the bottom of the telescope tube assembly, is reflected to a small secondary mirror that is angled perfectly so as to direct the beam of light into the observer's eye via an eyepiece. Some even tell you about the object while you are looking at it. The Samuel Oschin Telescope, a wide-field Schmidt telescope designed for survey work, has a 48-inch (1.2-meter) aperture with a glass corrector plate and a 72-inch (1.8-meter) mirror. A panorama of the Milky Way from Mauna Kea, Hawaii. For a refractor or a Newtonian reflector, the focal length gives a good indication of how long the tube is. Sign up for OPT news, exclusive offers, and updates on the latest gear! This is a good combination of field of view and magnification for people who want to do a bit of everything the astronomy hobby has to offer. 5. The unit uses a compact 1 meter loop antenna that can be used indoors or outside. As announced late last month, the United Kingdom Infrared Telescope (UKIRT) is for sale a package deal that includes the 12.5-foot (3.8-meter) reflector, its enclosure, and all its instrumentation and support equipment. They are also not as good as other telescopes like SCTs for planetary imaging due to their lower contrast as explained above, but you can still absolutely use one for capturing the planets just at reduced contrast." "@type": "FAQPage", A radio telescope consists of an antenna that collects the incoming waves from space, SPIDER 230C compact radio telescope has been chosen by Deggendorf Institute of Technology as instrument to introduce students to radio astronomy. The body of an APO refractor, known as the OTA or optical tube assembly, is also more likely to be made from quality materials and have a precision focuser that is designed to bear the weight of a camera and other imaging equipment. Our 100% satisfaction guarantee says it all. 0 out of 5. The Ritchey-Chretien is a favorite of advanced astro-imagers due to it's wide, flat field of view and it's accommodation of large sensors, The folded optical path of the RC telescope shortens the tube length for more portability, Coma and spherical aberrations are corrected on the Ritchey-Chretien for better images, The Ritchey-Chretien has a flat focal plane for sharp focus across the field, The Ritchey-Chretien has the highest cost per inch of aperture, Most RC's are large and require high-end, big equatorial mounts. This inexpensive telescope accessory threads onto a standard eyepiece and blocks some of the light emitted from the Moon. A finder scope fits on top of the main telescope and is used to help you find and center objects in your eyepiece. Still not sure what is the right gear for you? NexStar 90SLT Computerized Telescope Learn More TOP SELLER NexStar 4SE Computerized Telescope Learn More FREE SHIPPING NexStar 5SE Computerized Telescope Learn More TOP SELLER NexStar 6SE Computerized Telescope Learn More TOP SELLER NexStar 8SE Computerized Telescope Learn More FREE SHIPPING NexStar Evolution 6 Telescope Learn More TOP SELLER A Dobsonian telescope is a good example of a simple alt-azimuth design. Folks who want to look at the Moon, Saturn and Jupiter occasionally but who are not interested in photography would do perfectly well with a medium-sized refractor on a simple quality alt-azimuth mount, whereas those who want to do photography would require an equatorial mount with either computerization or dual axis motor drive. },{ "name": "Why are some Ritchey Chretin Telescopes priced low and others high? Subaru is an 8.2-meter optical-infrared telescope at the summit of Maunakea, Hawaii, operated by the National Astronomical Observatory of Japan (NAOJ), National Institutes of Natural Sciences. There are no short cuts in construction or performance. Some telescope users prefer to buy the OTA separately so they can create a custom astrophotography set-up or use a mount they already own. Similarly, a telescope for an adult should be sturdy, move easily, and have quality optics that are big enough to see their items of interest. The 8-meter telescope has 16 times the light-collecting area of the 2-meter telescope. What is the science objective? They've built I think ten one meter telescopes for their network. What if you live in the city and plan to take your telescope to a dark-sky site for better views?
