| CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
| Echelle settings | UT Date: 20 Dec 2005 |
Observer: NDM |
LDS Settings | ||||
|---|---|---|---|---|---|---|---|
| X-Disp Tilt: 235.0 | λc: Hα | Exposure: 20051220.* |
Temp.: -3°C |
RH (%): 75 |
Grating: 6 | λc: Hα | Tilt: 3o |
| Echelle Tilt: 21.95 | Slit: 275 | Sky
Conditions: Clear/cloudy/pt cloudy |
Slit: 255 | Det. Temp.: -95oC | Focus: 5.70 | ||
| Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
|---|---|---|---|---|---|---|---|---|---|
| 01-05 |
22:30 |
0 |
E |
Bias |
77 |
||||
| 06-10 |
22:46 |
3 |
E |
Flat |
3646 |
Seeing is bad. |
|||
| 11 |
23:01 |
300 |
E |
Th-Ar |
121 |
||||
| 12 |
23:10 |
600 |
+2:50 |
E |
alpha Cyg | A2Ia |
1.3 |
266 |
#13 23:22 Th-Ar |
| 14 |
23:35 |
3600 |
+2:11 |
E |
nu Cep |
A2Ia |
4.3 |
157 |
#15 0:38 Th-Ar |
| 16 |
0:51 |
1420 | +1:18 |
E |
rho Cas |
G2IaOe |
4.4 |
107 |
Abort - clds. Close telescope.... #17 1:18 Th-Ar |
| 18-22 |
1:40 |
3 |
E |
Flat |
2500? |
Clds look extensive. Close. |
|||
| 23 |
2:27 |
300 |
E |
Th-Ar |
120 |
Sucker hole? |
|||
| 24 |
2:35 |
1200 |
+2:00 |
E |
gamma Cas | B0IVe |
2.4 |
226 |
#25 2:58 Th-Ar ... More clds; close telescope cover |
| 26-30 |
3:06 |
0 |
|
E |
Bias |
|
78 |
Give up. Close. |
|
| 31-35 |
3:19 |
3 |
|
E |
Flat |
|
3066 |
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