| CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
| Echelle settings | UT Date: 16 Mar 2007 |
Observer: GBT |
LDS Settings | ||||
|---|---|---|---|---|---|---|---|
| X-Disp Tilt: 235.0 | λc: Hα | Exposure: 20070316.2* |
Temp. (°C): 10 | RH (%): 72 |
Grating: 6 | λc: Hα | Tilt: 4o |
| Echelle Tilt: 21.95 | Slit: 275 | Sky
Conditions: patchy cirrus; strong NE wind ~10mph, ~15mph gusts |
Slit: 255 | Temp.: -93.5oC | Focus: 5.81 | ||
| Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
|---|---|---|---|---|---|---|---|---|---|
| 201 |
0:02 |
0 |
L |
Bias 5x |
135 |
trying to open; clouds coming |
|||
| 202 |
0:19 |
5 |
L |
Flat 5x |
3224 |
||||
| 203 |
0:26 |
1 |
L |
Ne |
|||||
| 204 |
0:29 |
1800 |
+0:17 |
L |
3 Gem |
B2.5 Ibe |
5.8 |
684 |
#205 1:00 Ne |
| 206 |
1:19 |
1200 |
+1:55 |
L |
23 Ori |
B1 V |
5.0 |
762 |
#207 1:41 Ne |
| 208 |
1:58 |
3600 |
+0:20 |
L |
BN Gem |
O8Vpev |
6.9 |
396 |
passing clouds; #209 3:01 Ne |
| 210 |
3:09 |
5 |
L |
Flat 5x |
3537 |
more clouds - closing |
|||
| 211 |
3:11 |
0 |
L |
Bias 5x |
139 |
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