CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
Echelle settings | UT Date: 2005 Nov 21 |
Observer: NDR |
LDS Settings | ||||
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X-Disp Tilt: 235.0 | λc: Hα | Exposure: 20051121.* |
Temp.: 18 C |
RH (%): 61 |
Grating: 6 | λc: Hα | Tilt: 3o |
Echelle Tilt: 21.95 | Slit: 275 | Sky
Conditions: scattered cirrus |
Slit: 255 | Det. Temp.: -95oC | Focus: 5.70 |
Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
---|---|---|---|---|---|---|---|---|---|
01-05 |
23:04 |
0 |
E |
Bias |
75 |
||||
06-10 |
23:23 |
3 |
E |
Flat |
4504 |
||||
11 |
23:45 |
300 |
E |
ThAr |
121 |
||||
12 |
23:57 |
300 |
+1:42 |
E |
alpha Cyg |
A2Iae |
1.25 |
395 |
unsure of focus... guess it's ok #13
0:05 ThAr |
14 |
0:18 |
1800 |
+1:00 |
E |
nu Cep |
A2Ia |
4.29 |
227 |
#15 0:52 ThAr |
16 |
1:10 |
3600 |
+1:12 |
E |
pi Aqr |
B1Ve |
4.8 |
173 |
seeing was real bad during second half of the
exposure. #17 ThAr 2:13 |
18 |
2:27 |
3600 |
+1:05 |
E |
6 Cas |
A3Ia+ |
5.43 |
173 |
seeing much better at this altitude. #19
3:30 ThAr |
20 |
3:43 |
300 |
+1:30 |
E |
alpha Cas |
K0IIIa |
2.23 |
175 |
rv std #21 ThAr |
22 |
4:07 |
900 |
+1:37 |
E |
gamma Cas |
B0IVpe |
2.4 |
549 |
no second shift observer; closing |
23 |
4:25 |
300 |
|
E |
ThAr |
|
123 |
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24-28 |
4:32 |
0 |
|
E |
Bias |
|
77 |
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29-33 |
4:50 |
3 |
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E |
Flat |
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4082 |
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