| CCD Observing Log of Ritter Observatory | |
Page 1 | of |
| Echelle settings: | UT Date: 2004-Nov 22 |
Observer: NDR | LDS Settings: | ||||
|---|---|---|---|---|---|---|---|
| X-Disp Tilt: 235.0 |
Wavelength: H alpha | Exposure: 20041122.* |
Temp.: 19 C |
RH (%): 84 | Grating: 6 | Wavelength: H alpha | Tilt: 3o |
| Echelle Tilt: 20.55 | Slit: 275 | Sky Conditions:
partly cloudy |
Slit: 200 microns approx. | Focus: 6.25 | |||
| Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
|---|---|---|---|---|---|---|---|---|---|
| 01-05 |
23:02 |
0 |
- |
E |
Bias |
- |
- |
75 |
|
| 06-10 |
23:15 |
3 |
- |
E |
Flat |
- |
- |
4860 |
removed data- Sky entirely cloudy |
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| 01-05 |
0:58 |
0 |
- |
E |
Bias |
- |
- |
75 |
sky has cleared up (for now) |
| 06 |
1:13 |
3 |
- |
E |
Flat |
- |
- |
4691 |
|
| 07-10 |
1:23 |
2 |
- |
E |
Flat |
- |
- |
3916 |
counts got higher-redid |
| 11 |
1:38 |
300 |
- |
E |
ThAr |
- |
- |
105 |
|
| 12 |
1:42 |
3600 |
+1:53 |
E |
pi Aqr |
B1Ve |
4.8 |
133 |
abort at 1677s due to clouds; closing |
| 13 |
2:19 |
300 |
- |
E |
ThAr |
- |
- |
107 |
RH -> 91% |
| 14-18 |
2:30 |
0 |
- |
E |
Bias |
- |
- |
76 |
|
| 19-23 |
2:43 |
2 |
- |
E |
Flat |
- |
- |
3974 |
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