SeekingExoplanets - American Association of Physics Teachers
... • High sensitivity (ISO 6400 or greater) • High resolution (typically 4000*3000 or more) • Low power – 300 exposures on battery, power supplies available ...
... • High sensitivity (ISO 6400 or greater) • High resolution (typically 4000*3000 or more) • Low power – 300 exposures on battery, power supplies available ...
Inter-scan Overheads for Sequences of Drifts with ALFA
... This note is a complement to our previous memo on the use of the “Fixed Azimuth Drift” observing mode using ALFA ( http://alfa.naic.edu/memos/memo041206.pdf) and is intended to be helpful for other ALFA observers, especially those using ALFA in drift mode. A concise summary of geometric issues assoc ...
... This note is a complement to our previous memo on the use of the “Fixed Azimuth Drift” observing mode using ALFA ( http://alfa.naic.edu/memos/memo041206.pdf) and is intended to be helpful for other ALFA observers, especially those using ALFA in drift mode. A concise summary of geometric issues assoc ...
r 0 - Observatoire de Genève
... Why is adaptive optics needed? Turbulence in earth’s atmosphere makes stars twinkle More importantly, turbulence spreads out light; makes it a blob rather than a point. This blob is a lot larger than the Point Spread Function (PSF) that would be limited by the size of the telescope only Even the la ...
... Why is adaptive optics needed? Turbulence in earth’s atmosphere makes stars twinkle More importantly, turbulence spreads out light; makes it a blob rather than a point. This blob is a lot larger than the Point Spread Function (PSF) that would be limited by the size of the telescope only Even the la ...
Meade ETX-90 Student Guide
... center, press the help button (“?”) and the name of the star will appear. o If the telescope is pointing to a star behind a building, you can press the down arrow at the bottom and the telescope will cycle to the next available star. Using the arrows on the Autostar controller, center the guide star ...
... center, press the help button (“?”) and the name of the star will appear. o If the telescope is pointing to a star behind a building, you can press the down arrow at the bottom and the telescope will cycle to the next available star. Using the arrows on the Autostar controller, center the guide star ...
Telescope Control Issues with TheSky and Telescopes That Use
... Using TPoint for Windows and an LX200 If a TPoint model is created when the Long Format Mode turned off, the best possible pointing accuracy is around one arcminute. This severely limits TPoint’s ability to correct the telescope’s pointing. Start a new TPoint model from scratch with the LX200 in the ...
... Using TPoint for Windows and an LX200 If a TPoint model is created when the Long Format Mode turned off, the best possible pointing accuracy is around one arcminute. This severely limits TPoint’s ability to correct the telescope’s pointing. Start a new TPoint model from scratch with the LX200 in the ...
astronomical observatories of the canary islands
... The GTC, which began its scientific production in 2009, is considered one of the most advanced telescopes in the world and the largest in the optical-infrared range, with a segmented 10.4 meter diameter primary mirror. Its cutting edge technology has helped answer many questions about the creation ...
... The GTC, which began its scientific production in 2009, is considered one of the most advanced telescopes in the world and the largest in the optical-infrared range, with a segmented 10.4 meter diameter primary mirror. Its cutting edge technology has helped answer many questions about the creation ...
GSO Newtonian - Aperture 150mm - Focal Length 750mm
... 150mm aperture offer a lot of light for serious deep sky observing. Countless gas nebulae, star clusters and galaxies are within reach of this telescope. The Great Andromeda Galaxy will be seen as an extended cloud with its satellite galaxies. In our opinion the optics of GSO Newtonians are better t ...
... 150mm aperture offer a lot of light for serious deep sky observing. Countless gas nebulae, star clusters and galaxies are within reach of this telescope. The Great Andromeda Galaxy will be seen as an extended cloud with its satellite galaxies. In our opinion the optics of GSO Newtonians are better t ...
Sunset06 - University of California, San Diego
... See more things, see farther If you double the area of the mirror, you collect four times as much light ...
... See more things, see farther If you double the area of the mirror, you collect four times as much light ...
Synopsis by Rachel Haynes
... reflective, there are no chromatic issues to deal with, and they have less aberrations in general. And a single mirror design can be used for a wide band of wavelengths due to the very good broadband reflective coatings that are available. This is opposed to a lens, whose chromatic issues and more n ...
... reflective, there are no chromatic issues to deal with, and they have less aberrations in general. And a single mirror design can be used for a wide band of wavelengths due to the very good broadband reflective coatings that are available. This is opposed to a lens, whose chromatic issues and more n ...
Observing
... • We’ll meet at the observatory even if it is cloudy – If the weather is really bad (a foot of snow or something) I’ll send an email changing the meeting place, but otherwise… ...
... • We’ll meet at the observatory even if it is cloudy – If the weather is really bad (a foot of snow or something) I’ll send an email changing the meeting place, but otherwise… ...
r 0 - IAG-Usp
... In bright light, pupil is much smaller than size of lens, so distortions don’t matter much ...
... In bright light, pupil is much smaller than size of lens, so distortions don’t matter much ...
A Target of Opportunity Observing System for NOAO Rob Seaman
... Astronomical lifecycle 2 Reduce data Analyze results in context Deduce science Publish to the community Publish to the public Ask new questions… ...
... Astronomical lifecycle 2 Reduce data Analyze results in context Deduce science Publish to the community Publish to the public Ask new questions… ...
Telescopes Exhibit Guide
... is transparent in infrared light, letting some heat through? The blue tarp. Which one is ...
... is transparent in infrared light, letting some heat through? The blue tarp. Which one is ...
University Lowbrow Astronomers Visit
... Why do astronomers use telescopes? (Galileo used a telescope to look at the night sky 400 years ago.) How does a reflector telescope work? (By reflecting light with a mirror.) Students will be divided into several equal groups; one group will go to each of the telescope stations on the stage. The As ...
... Why do astronomers use telescopes? (Galileo used a telescope to look at the night sky 400 years ago.) How does a reflector telescope work? (By reflecting light with a mirror.) Students will be divided into several equal groups; one group will go to each of the telescope stations on the stage. The As ...
10.4 Observing the Universe
... Like visible light, radio waves are a form of electromagnetic radiation emitted by stars and other objects in space. A radio telescope collects and amplifies radio waves so we can see objects even on cloudy days. Astronomers can avoid the blurring effects of Earth’s atmosphere by placing telescopes ...
... Like visible light, radio waves are a form of electromagnetic radiation emitted by stars and other objects in space. A radio telescope collects and amplifies radio waves so we can see objects even on cloudy days. Astronomers can avoid the blurring effects of Earth’s atmosphere by placing telescopes ...
Telescope Consisting of Two Converging Lenses
... The Treptow Giant Telescope in Berlin is the longest moveable refracting telescope on Earth. Some of its properties are summarised below: distance between the objective lens and eyepiece lens = 21 m angular magnification = 210 objective lens diameter = 0.68 m ...
... The Treptow Giant Telescope in Berlin is the longest moveable refracting telescope on Earth. Some of its properties are summarised below: distance between the objective lens and eyepiece lens = 21 m angular magnification = 210 objective lens diameter = 0.68 m ...
SALT/SAAO introduction
... Specific local advantages which South Africa offers to international astronomy (geographical position, climate, observing conditions, good scientific track-record). These include clear, dark skies, good ‘seeing’ conditions (sharp, clear images), and a site which can access the southern skies at diff ...
... Specific local advantages which South Africa offers to international astronomy (geographical position, climate, observing conditions, good scientific track-record). These include clear, dark skies, good ‘seeing’ conditions (sharp, clear images), and a site which can access the southern skies at diff ...
Introduction to the Dobsonian Telescopes
... Angular separation is how big an angle you can still perceive two separate stars as separate. The Human eye can only see 1/60th degree (1 arc minute) Also, the human eye transmits signal continuously to brain, so it cannot see very dim objects well. Telescopes – with them we can see much smaller ang ...
... Angular separation is how big an angle you can still perceive two separate stars as separate. The Human eye can only see 1/60th degree (1 arc minute) Also, the human eye transmits signal continuously to brain, so it cannot see very dim objects well. Telescopes – with them we can see much smaller ang ...
Due November 10 at the start of class Michelson Interferometer (30%)
... What need to be changed, and by how much, to make the intensity of the reflected light zero? 3) Diffraction from the Lens Pupil (25%) An excellent camera lens of 60 mm focal length is accurately focused for objects at 15 m. For what aperture (stop opening) will diffraction blur of visible light (λ=5 ...
... What need to be changed, and by how much, to make the intensity of the reflected light zero? 3) Diffraction from the Lens Pupil (25%) An excellent camera lens of 60 mm focal length is accurately focused for objects at 15 m. For what aperture (stop opening) will diffraction blur of visible light (λ=5 ...
investigation of the 0.84-m telescope guiding at the oan-spm
... CCD Luca-S camera from Andor Technology3 . Despite its relatively low price this camera has a good quality and is frequently used in astronomical observations (Tokovinin & Cantarutti 2008). The camera provides a simple signal interface via USB port and the quantum efficiency of its detector is highe ...
... CCD Luca-S camera from Andor Technology3 . Despite its relatively low price this camera has a good quality and is frequently used in astronomical observations (Tokovinin & Cantarutti 2008). The camera provides a simple signal interface via USB port and the quantum efficiency of its detector is highe ...