CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
Echelle settings | UT Date: 2005 Feb 11 |
Observer: ENH/NDM |
LDS Settings | ||||
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X-Disp Tilt 235.0 | Wavelength H alpha | Exposure: 20050211.* |
Temp.: 5C | RH (%): 63 | Grating 6 | Wavelength 5500 A | Tilt 359 |
Echelle Tilt 20.55 | Slit 275 | Sky Conditions: Clear | Det. Temp. -95C | Slit ~200 microns | Focus 6.45 |
Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
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01-05 |
23:29 |
0 |
|
E |
Bias |
|
|
72 |
Dome won't open due to ice, Bob called |
06-10 |
23:43 |
4 |
|
E |
Flat |
|
|
3575 |
Bob opened the dome and tightened motor belt |
11 |
0:29 |
300 |
|
E |
Th-Ar |
|
|
87 |
seems much colder than thermometer says! |
12 |
0:38 |
600 |
+2:21 |
E |
alpha Ari | K2 IIIab |
2.0 |
206 |
#13 0:51 Th-Ar |
14 |
1:07 |
3600 |
+1:21 |
E |
psi Per |
B5 Ve |
4.2 |
146 |
#15 2:10 Th-Ar |
16 |
2:28 |
300 |
+1:04 |
E |
beta Ori |
B8 Ia |
0.12 |
211 |
#17 2:36 Th-Ar |
18 |
2:49 |
600 |
+1:04 |
E |
epsilon Ori |
B0 Ia |
1.7 |
173 |
#19 3:02 Th-Ar |
20 |
3:24 |
1200 |
+1:38 |
E |
zeta Tau |
B4 IIIp |
3.0 |
132 |
#21 3:46 Th-Ar |
22 |
4:04 |
1200 |
+0:28 |
E |
beta CMi |
B8 Ve |
2.9 |
126 |
#23 4:27 Th-Ar |
24 |
4:49 |
2400 |
-0:23 |
E |
kappa UMa |
A0 IIIn |
3.6 |
120 |
#25 5:32
Th-Ar
NDM taking over at midnight |
26 |
5:43 |
2400 |
+0:31 |
E |
" |
" |
" |
127 |
#27 6:26 Th-Ar North vane of
telescope cover leaning |
28 |
6:51 |
3600 |
+0:36 |
E |
eta Leo |
A0Ib |
3.5 |
166 |
#29 8:00 Th-Ar |
30-34 |
8:11 |
0 |
|
E |
Bias |
|
|
75 |
Clouding up, RH 92%. close |
35-39 |
8:27 |
5 |
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E |
Flat |
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4181 |
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