telescope	Spectral range	Antenna (mirror) diameter (m)	Maximum resolution	
Hubble	115—2500 nm	4.2		
Kepler	400–865 nm	0.95		
Fuse	90.5-119.5nm	0.36		
Arecibo	3cm-6m	335		
UKIRT	1 to 30 µm	3.8 		
Telescope Comparison

1.	Calculate the maximum resolution of each of the telescopes in the list below.

2.	What is the ratio of the collecting power of the Hubble telescope to Kepler? 
..............................................................................................................................

...............................................................................................................................

...............................................................................................................................

3.	Three of the telescopes are spaced based.  Which of the telescopes is designed mainly for electromagnetic emissions that cannot be detected at all at the surface of the Earth?

...............................................................................................................................

4  What is the minimum angular diameter of an object that can just be resolved with the Arecibo radio telescope  observing at 6m wavelength?
.....................................................................................................................................................

................................................................................................................................................