| CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
| Echelle settings | UT Date: 2005 Apr 16 |
Observer: GBT,NDM
/ NDR |
LDS Settings | ||||
|---|---|---|---|---|---|---|---|
| X-Disp Tilt 235.0 | Wavelength H alpha | Exposure: 20050416.* |
Temp.: 17C |
RH (%): 57 | Grating 6 | Wavelength H alpha |
Tilt 3 |
| Echelle Tilt 20.55 | Slit 275 | Sky
Conditions: clear |
Slit 240 |
Det. Temp. -95C | Focus 6.28 | ||
| Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
|---|---|---|---|---|---|---|---|---|---|
| 01-05 |
0:16 |
0 |
|
E |
bias |
|
|
74 |
|
| 06-10 |
0:36 |
4 |
|
E |
flat |
|
|
4576 |
|
| 11 |
0:43 | 0 |
|
L |
bias (5x) |
|
|
127 |
|
| 12 |
0:45 |
5 |
|
L |
flat (5x) |
|
|
3503 |
|
| 13 |
1:18 |
300 |
|
E |
Th-Ar |
|
|
96 |
|
| 14 |
1:30 |
1200 |
+3:56 |
E |
epsilon Ori |
B0 Ia |
1.7 |
201 |
#15 1:55 Th-Ar |
| 16 |
2:23 |
2400 |
+4:48 |
E |
zeta Tau |
B4 IIIp |
3.0 |
192 |
#17 3:09 Th-Ar |
| 18 |
3:32 |
300 |
+3:49 |
E |
beta Gem |
K0 IIIb |
1.1 |
213 |
RV Standard / #19 3:41 Th-Ar |
| 20 |
3:53 |
1 |
|
L |
Ne |
|
|
|
|
| 21 |
4:19 |
1200 |
+1:51 |
L |
HD 91120 |
B8 Ve |
5.6 |
603 |
#22 4:41 Ne |
| 23 |
5:00 |
300 |
|
E |
Th-Ar |
|
|
99 |
NDR takes over |
| 24 |
5:08 |
3600 |
+0:37 |
E |
kappa Dra |
B6IIIpe |
3.9 |
169 |
#25 6:12 Th-Ar |
| 26 |
6:51 |
300 |
|
E |
Th-Ar |
100 |
offsets were bad; took a little while to
set up, doing another comp |
||
| 27 |
6:58 |
1500 |
-0:58 |
E |
delta Sco |
B0.3IVe |
1.6 |
346 |
seeing bad at this altitude #28 7:33
Th-Ar |
| 29 |
7:40 |
1200 |
-0:52 |
E |
zeta Oph | O9.5Vn |
2.6 |
177 |
tell. std.; RH-> 89%; |
| 30 |
8:03 |
300 |
|
E |
ThAr |
|
|
100 |
RH up to 92%, going to close, as RH rising
quickly. |
| 31 |
8:07 |
0 |
|
L |
Bias (5X) |
|
|
127 |
|
| 32-36 |
8:11 |
0 |
|
E |
Bias |
|
|
77 |
|
| 37 | 8:23 | 5 |
L |
Flat (5X) | 3979 |
||||
| 38-42 |
8:30 |
3 |
E |
Flat |
3654 |