[M]: re: 201XT question
| Subject: | [M]: re: 201XT question |
| From: | Guido Pasi |
| Date: | Tue Jun 06 13:20:32 2000 |
At 22.36 05/06/00 -0700, Mike wrote:
>...But your thoughts about the spectral sensitivity is a very good position
>that I bet many had not thought of. I wonder if anyone such as your
>self, has made a check using filters to see just what the TC255 really
>comes out to? ....This may be a good experiment if
>someone has a good set of filters they could add to the 1.25" tube and
>make a record of this with known stars?...
Mike
this is a good idea, even if well probably reproduce the quantum efficiecy
curve of the chip.
Anyway I dont have the filters.
In my opinion the correct chose of the guide star is more important,
particularly to check its real brightness with various catalogues.
ciao a tutti (hi all)
Guido Pasi
Genova - Italy
>...But your thoughts about the spectral sensitivity is a very good position
>that I bet many had not thought of. I wonder if anyone such as your
>self, has made a check using filters to see just what the TC255 really
>comes out to? ....This may be a good experiment if
>someone has a good set of filters they could add to the 1.25" tube and
>make a record of this with known stars?...
Mike
this is a good idea, even if well probably reproduce the quantum efficiecy
curve of the chip.
Anyway I dont have the filters.
In my opinion the correct chose of the guide star is more important,
particularly to check its real brightness with various catalogues.
ciao a tutti (hi all)
Guido Pasi
Genova - Italy
