| CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
| Echelle settings: | UT Date: 20041123 | Observer: NDM | LDS Settings: | ||||
|---|---|---|---|---|---|---|---|
| X-Disp Tilt: 235.0 |
Wavelength: H alpha | Exposure: 20041123.* | Temp.: 16.5C | RH (%): 88 | Grating: 6 | Wavelength: H alpha | Tilt: 3o |
| Echelle Tilt: 20.55 | Slit: 275 | Sky Conditions: cirrus/clear | Slit: 200 microns approx. | Focus: 6.25 | |||
| Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
|---|---|---|---|---|---|---|---|---|---|
| 01-05 |
0:33 | 0 |
|
E |
Bias |
|
|
72 |
Waited for class to start (7:20 PM EST) but no
students yet. |
| 06-10 |
1:04 |
1 |
|
E |
Flat |
|
|
2910 | Clds but try to shoot through a hole |
| 11 |
1:27 |
300 |
|
E |
Th-Ar |
|
|
104 |
Flats too strong at 2 s, had to do over |
| 12 |
1:35 |
300 |
+3:30 |
E |
alpha Cyg |
A2 Ia |
1.3 |
405 |
#13 1:43 Th-Ar |
| 14 |
2:01 |
3600 |
+2:13 |
E |
pi Aqr |
B1Ve |
4.8 |
101 |
Abort - clds. Close. |
| 15 |
2:33 |
300 |
|
E |
Th-Ar |
|
|
101 |
|
| 16-20 |
2:41 |
0 |
|
E |
Bias |
|
|
75 |
|
| 21-25 |
2:53 |
2 |
|
E |
Flat |
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4391 |
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