
Performance of the Hobby-Eberly Telescope and facility instruments
... total expenditure to about $20M, still a very modest price for a large telescope3. The price paid for this low cost is that HET and its sister Southern African Large Telescope (SALT) 15 are the most complex telescopes in existence, requiring constant realignment of the optics during a track in order ...
... total expenditure to about $20M, still a very modest price for a large telescope3. The price paid for this low cost is that HET and its sister Southern African Large Telescope (SALT) 15 are the most complex telescopes in existence, requiring constant realignment of the optics during a track in order ...
Telescope Web Sites
... http://www.anzwers.org/free/universe/index.html- My favorite, an atlas of the universe http://www.universetoday.com/ - Featured news of the day http://astro.phys.au.dk/~bruntt/catalog.html - Catalog of astrophysical sites Where to see the stars around here. www.rtmc-inc.org/ - Big Bear hosts Riversi ...
... http://www.anzwers.org/free/universe/index.html- My favorite, an atlas of the universe http://www.universetoday.com/ - Featured news of the day http://astro.phys.au.dk/~bruntt/catalog.html - Catalog of astrophysical sites Where to see the stars around here. www.rtmc-inc.org/ - Big Bear hosts Riversi ...
Galileo Galilei and Aristotle
... Galileo improved the refracting telescope by using his own knowledge on that; he invented and improved a Geometric and Military for gunners and surveyors to use; the compound telescope was perfected by him; he was one of the creators to develop the thermometer; he designed an escapement mechanism fo ...
... Galileo improved the refracting telescope by using his own knowledge on that; he invented and improved a Geometric and Military for gunners and surveyors to use; the compound telescope was perfected by him; he was one of the creators to develop the thermometer; he designed an escapement mechanism fo ...
Learning Objectives - UNC Physics and Astronomy
... telescopes around the world in UNC’s Skynet Robotic Telescope Network 2. Adjust the brightness and contrast levels of astronomical images to better view detail in them 3. Measure angles between and across objects in your images 4. Identify objects in your images that are moving through that part of ...
... telescopes around the world in UNC’s Skynet Robotic Telescope Network 2. Adjust the brightness and contrast levels of astronomical images to better view detail in them 3. Measure angles between and across objects in your images 4. Identify objects in your images that are moving through that part of ...
Anderson3.doc
... People have said time and time again, “If only they had been wearing their seatbelts.” Hearing this statement once should be enough. The fact is the first movement a driver should make when stepping into a vehicle is to buckle his/her seatbelt. Seatbelts are there to save lives and should be worn wh ...
... People have said time and time again, “If only they had been wearing their seatbelts.” Hearing this statement once should be enough. The fact is the first movement a driver should make when stepping into a vehicle is to buckle his/her seatbelt. Seatbelts are there to save lives and should be worn wh ...
Exploring the Universe and Our Origins - from Hubble to JWST!
... Distance in Astronomy Light takes time to travel… so looking at objects that are further and further away means that we are looking backwards in time! This is because light travels at a fixed speed - the speed of light! Distance from… Sun to Earth ...
... Distance in Astronomy Light takes time to travel… so looking at objects that are further and further away means that we are looking backwards in time! This is because light travels at a fixed speed - the speed of light! Distance from… Sun to Earth ...
TAL
... Assessed Laser Tracker technology; selected vendor, awaiting budget decision. Determined that the blue hub is tilted to between 2 and 4 arcminutes from September engineering observations. Confirmed that earlier assumptions on plate scale sensitivity to mirror separation were out by a factor of ~40 ( ...
... Assessed Laser Tracker technology; selected vendor, awaiting budget decision. Determined that the blue hub is tilted to between 2 and 4 arcminutes from September engineering observations. Confirmed that earlier assumptions on plate scale sensitivity to mirror separation were out by a factor of ~40 ( ...
History of the Telescope
... field of view of a high magnifying telescope, and pass quickly through the same. Even with the smoothest movement of the telescope by hand with screws, small oscillations will be introduced, which will be magnified in relation to the magnification of the telescope. Before the telescopes comes to res ...
... field of view of a high magnifying telescope, and pass quickly through the same. Even with the smoothest movement of the telescope by hand with screws, small oscillations will be introduced, which will be magnified in relation to the magnification of the telescope. Before the telescopes comes to res ...
Natural Regions Near the Collinear Libration Points Ideal for Space
... the vicinity of the telescope orbit, assists in the design of mission scenarios. Quasiperiodic Lissajous trajectories are employed as a new tool to determine regions near the telescope orbit where the large formation can be relatively easily maintained. Studying these trajectories yields some insigh ...
... the vicinity of the telescope orbit, assists in the design of mission scenarios. Quasiperiodic Lissajous trajectories are employed as a new tool to determine regions near the telescope orbit where the large formation can be relatively easily maintained. Studying these trajectories yields some insigh ...
South Physics Observatory
... for the James Fletcher Building (JFB). The current observatory, built around 1970, sits on the roof of the South Physics building, just south of JFB. In 2001, the W. L. Eccles Foundation donated funds for new telescopes, cameras, a spectrograph, and other items for the observatory. More recently, ne ...
... for the James Fletcher Building (JFB). The current observatory, built around 1970, sits on the roof of the South Physics building, just south of JFB. In 2001, the W. L. Eccles Foundation donated funds for new telescopes, cameras, a spectrograph, and other items for the observatory. More recently, ne ...
Document
... missions, these apertures will form a constellation of telescopes operating as interferometers. These interferometric observatories may have effective apertures up to 1000 m diameter. Low mass of critical components such as the primary mirror, its support and/or deployment structure, is extremely im ...
... missions, these apertures will form a constellation of telescopes operating as interferometers. These interferometric observatories may have effective apertures up to 1000 m diameter. Low mass of critical components such as the primary mirror, its support and/or deployment structure, is extremely im ...
MVoronkovMasersAtMM - Australia Telescope Compact Array
... (in fact, we’re planning a follow-up of the 6.7 GHz MMB detections at 44 GHz with ATCA) • At 3mm, it is worth to include 95 or 84 GHz transitions, although they are usually weaker than their 7mm counterparts. ...
... (in fact, we’re planning a follow-up of the 6.7 GHz MMB detections at 44 GHz with ATCA) • At 3mm, it is worth to include 95 or 84 GHz transitions, although they are usually weaker than their 7mm counterparts. ...
Preliminary Experiment with KHz SLR at Shanghai Observatory
... Time (s) Ranging data of ID 1987-38B on July 7, 2008 ...
... Time (s) Ranging data of ID 1987-38B on July 7, 2008 ...
Magnetic fields in sunspots - Kiepenheuer
... In the inner layers, the energy produced by nuclear fusion in the solar core is transported outwards by radiation. In the outer 30% of the sun the energy transport is dominated by convection. This can be seen as the so-called solar granulation, a pattern of bright patches and dark lanes on the solar ...
... In the inner layers, the energy produced by nuclear fusion in the solar core is transported outwards by radiation. In the outer 30% of the sun the energy transport is dominated by convection. This can be seen as the so-called solar granulation, a pattern of bright patches and dark lanes on the solar ...
TheSky Turns 30 • New Machines • X2 Camera
... May 26. Since its inception, the RTMC has expanded to encompass all aspects of amateur astronomy from beginning to advanced topics and from telescope making to “armchair” astronomy. The RTMC offers a chance to see and look through a large variety of telescopes, attend talks by professional and amate ...
... May 26. Since its inception, the RTMC has expanded to encompass all aspects of amateur astronomy from beginning to advanced topics and from telescope making to “armchair” astronomy. The RTMC offers a chance to see and look through a large variety of telescopes, attend talks by professional and amate ...
RADIO POLARIZATION OF THE YOUNG HIGH–MAGNETIC
... in the Melatos model, the decreased braking torque produces values for n and m that are smaller than these, and there are no free parameters in the model. The model is thus highly falsifiable if adequate constraints can be placed on a pulsar’s emission geometry. The model has so far been applied with ...
... in the Melatos model, the decreased braking torque produces values for n and m that are smaller than these, and there are no free parameters in the model. The model is thus highly falsifiable if adequate constraints can be placed on a pulsar’s emission geometry. The model has so far been applied with ...
Christiaan Huygens and his telescopes
... delight the passage of the planet Mercury across the sun’s disci. When Christiaan returned home from Paris in 1681, he found that during his absence from Holland several lens makers had greatly improved the art of lens grinding, also in his hometown of The Hague. Telescopes and microscopes were in h ...
... delight the passage of the planet Mercury across the sun’s disci. When Christiaan returned home from Paris in 1681, he found that during his absence from Holland several lens makers had greatly improved the art of lens grinding, also in his hometown of The Hague. Telescopes and microscopes were in h ...
The World-Wide Telescope, an Archetype for Online
... This FTP-GREP metaphor does not work for terabyte-sized the 1950’s using photographic plates. Originally it was datasets. You can GREP or FTP a gigabyte in a minute. published via prints on plastic film, for about $25K per copy. That data has now been digitized and is on the Internet for free. Sever ...
... This FTP-GREP metaphor does not work for terabyte-sized the 1950’s using photographic plates. Originally it was datasets. You can GREP or FTP a gigabyte in a minute. published via prints on plastic film, for about $25K per copy. That data has now been digitized and is on the Internet for free. Sever ...
Polarization & Holography
... deflect light out side of tube – Cassegrain: use convex secondary mirror to reflect light back through hole in primary – Nasmyth focus: use tertiary mirror to redirect light to external instruments ...
... deflect light out side of tube – Cassegrain: use convex secondary mirror to reflect light back through hole in primary – Nasmyth focus: use tertiary mirror to redirect light to external instruments ...