| CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
| Echelle settings | UT Date: 2005 Sept 21 |
Observer: KSB, AG |
LDS Settings | ||||
|---|---|---|---|---|---|---|---|
| X-Disp Tilt: 235.0 | λc: Hα | Exposure: 20050921.xxx |
Temp.: 32° C |
RH (%): 55% -> 92% |
Grating: 6 | λc: Hα | Tilt: 3o |
| Echelle Tilt: 21.95 | Slit: 275 | Sky
Conditions: clear |
Slit: 255 | Det. Temp.: -95oC | Focus: 5.70 | ||
| Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
|---|---|---|---|---|---|---|---|---|---|
| 1-5 |
23:37 |
0 |
zenith | E |
bias |
79 |
|||
| 6-10 |
23:50 |
5 |
" |
E |
flat |
2754 |
slewed to beta Oph; counts 4750 in 3rd exp, 6473
in 4th |
||
| 11 |
0:04 |
300 |
+0:46 |
E |
Th-Ar |
101 |
|||
| 12 |
0:17 |
300 |
+0:59 |
E |
beta Oph |
K2 III |
2.77 |
143 |
RV
std
#13 Th-Ar 0:25 101 |
| 14 |
0:45 |
3600 |
-0:18 |
E |
HD 183656 |
B6 sh |
6.1 |
88 |
#15 Th-Ar 1:48 103 |
| 16 |
2:08 |
300 |
-0:07 |
E |
alpha Cyg |
A2 Ia |
1.25 |
191 |
tweak focus
#17 Th-Ar 2:15 102 reset offsets |
| 18 |
2:30 |
3600 |
-0:03 |
E |
60 Cyg |
B1 Ve |
5.4 |
115 |
#19 Th-Ar 3:33 103 |
| 20 |
3:53 |
3600 |
+0:25 |
E |
HD 208682 |
B2.5 Ve |
5.9 |
91 |
fog starting; focus problems
#21 Th-Ar 4:57
103 |
| 22-26 |
5:05 |
4 |
zenith |
E |
flat |
|
2705 |
closing up - RH -> 92% ; no second
shift observer |
|
| 27-31 |
5:17 |
0 |
" |
E |
bias |
|
82 |
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