Difference between revisions of "Instrumentation"
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Questions in this category have been asked by PJ,MT | Questions in this category have been asked by PJ,MT | ||
− | *What do you know about WMAP? | + | * What do you know about WMAP? |
− | *What spacecraft have gone up recently? | + | * What spacecraft have gone up recently? |
− | *What's the latest, coolest instrumentation? | + | * What's the latest, coolest instrumentation? |
* what do you know about HST? | * what do you know about HST? | ||
− | * why do we build large telescopes on the ground, if HST has a much better | + | * why do we build large telescopes on the ground, if HST has a much better resolution with just 2.3m? |
− | resolution with just 2.3m? | + | |
− | *If we observed a neutron star in LMC from a X-ray telescope, are we able to use a optical telescope to find out if it has a optical companion? | + | * If we observed a neutron star in LMC from a X-ray telescope, are we able to use a optical telescope to find out if it has a optical companion? |
** How many stars in LMC? | ** How many stars in LMC? | ||
** What's the angular resolution for a X-ray telescope (some early X-ray telescope before Chandra)? | ** What's the angular resolution for a X-ray telescope (some early X-ray telescope before Chandra)? | ||
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− | *What's the typical spectral resolution for a optical telescope? | + | * What's the typical spectral resolution for a optical telescope? |
− | *What distances can we get to using parallax measurements? | + | * What distances can we get to using parallax measurements? |
− | *What is the photometric precision that can be achieved from the ground? What limits the attainable photometric precision? | + | * What is the photometric precision that can be achieved from the ground? What limits the attainable photometric precision? |
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+ | * At optical wavelengths, what's the typical limit to the effective telescope size set by atmospheric seeing? (RS) | ||
+ | * What is the seeing at Magellan on a good night? (RS) | ||
+ | * What is the difference between atmospheric effects in optical and radio astronomy? (RS) | ||
+ | * How was the frequency band of MWA chosen? (I'm in MWA; other experimentalists could get an analogous question). (RS) | ||
[[Astrophysics]] | [[Astrophysics]] |
Revision as of 16:18, 20 April 2009
Questions in this category have been asked by PJ,MT
- What do you know about WMAP?
- What spacecraft have gone up recently?
- What's the latest, coolest instrumentation?
- what do you know about HST?
- why do we build large telescopes on the ground, if HST has a much better resolution with just 2.3m?
- If we observed a neutron star in LMC from a X-ray telescope, are we able to use a optical telescope to find out if it has a optical companion?
- How many stars in LMC?
- What's the angular resolution for a X-ray telescope (some early X-ray telescope before Chandra)?
- What's the angular resolution for a typical optical telescope?
- In the field we observed the neutron star, how many stars we would observed in optical?
- What's the typical spectral resolution for a optical telescope?
- What distances can we get to using parallax measurements?
- What is the photometric precision that can be achieved from the ground? What limits the attainable photometric precision?
- At optical wavelengths, what's the typical limit to the effective telescope size set by atmospheric seeing? (RS)
- What is the seeing at Magellan on a good night? (RS)
- What is the difference between atmospheric effects in optical and radio astronomy? (RS)
- How was the frequency band of MWA chosen? (I'm in MWA; other experimentalists could get an analogous question). (RS)