CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
Echelle settings | UT Date: 7 Jan 2007 |
Observer: SJR |
LDS Settings | ||||
---|---|---|---|---|---|---|---|
X-Disp Tilt: 235.0 | λc: Hα | Exposure: 20070107.0* |
Temp. (°C): 13 | RH (%): 85 |
Grating: 6 | λc: Hα | Tilt: 4o |
Echelle Tilt: 21.95 | Slit: 275 | Sky
Conditions: partly cloudy |
Slit: 255 | Temp.: -93.5oC | Focus: 5.81 |
Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
---|---|---|---|---|---|---|---|---|---|
01-05 |
22:58 |
0 |
zenith |
E |
bias |
78 |
|||
06-10 |
23:15 |
14 |
zenith |
E |
flat |
4045 |
|||
11 |
23:49 |
300 |
+0:37 |
E |
Th-Ar comp |
108 |
Deneb is too cloudy, can barely see it in
eyepiece |
||
12 |
0:35 |
600 |
+1:12 |
E |
alpha Cas |
K0-IIIa |
2.23 |
160 |
waiting for clouds to clear, seemed to
clear #13Th-Ar 0:47 |
14 |
1:17 |
900 |
+1:49 |
E |
gamma Cas |
B0IVnpe |
2.47 | 193 |
#15 Th-Ar 1:36 |
16-20 |
1:46 |
0 |
moving |
E |
bias |
80 |
clouds are here, closing up. RH=91% anyway |
||
21-25 |
2:06 |
6 |
zenith |
E |
flat |
5249 |
|||
|
|
|
|
|
|||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|