CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
Echelle settings | UT Date: 2 Dec 2004 | Observer: NNS,CFW,GBT,DWK | LDS Settings | ||||
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X-Disp Tilt 235.0 | Wavelength H alpha | Exposure: 20041202.* | Temp.: 50F | RH (%): 72 | Grating 6 | Wavelength H alpha | Tilt 3o |
Echelle Tilt 20.55 | Slit 275 | Sky Conditions: Clear, bit chilly | Det. Temp. -95C | Slit ~200 microns | Focus 6.25 |
Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
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1-5 |
00:35 |
0 |
|
E |
bias |
|
|
72 |
|
6-10 |
00:52 |
2 |
|
E |
flat |
|
|
3860 |
|
11 |
01:26 |
300 |
|
E |
Th-Ar |
|
|
97 |
|
12 |
01:38 |
600 |
+4:12 |
E |
alpha Cyg |
A2 Ia |
1.25 |
689 |
#13 01:56 Th-Ar |
14 |
02:20 |
600 |
+2:25 |
E |
beta Peg |
M2.5 II-III |
2.42 |
676 |
#15 02:29 Th-Ar |
16 |
02:48 |
600 |
+1:19 |
E |
alpha Cas |
K0 IIIa |
2.25 |
425 |
#17 03:03 Th-Ar |
18 |
03:32 |
1200 |
+1:46 |
E |
gamma Cas |
B0 IVe |
2.47 |
630 |
#19 03:56 Th-Ar |
20 |
04:14 |
300 |
+2:16 |
E |
beta And |
M0 IIa |
2.06 |
354 |
#21 04:23 Th-Ar |
22-26 |
04:54 |
0 |
E |
bias |
75 |
clouds | |||
27-31 |
05:10 |
2 |
|
E |
flat |
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3755 |
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