CCD Observing Log of Ritter Observatory | |
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Echelle settings | UT Date: 31 Jan 2005 |
Observer: NDM,NDR | LDS Settings | ||||
---|---|---|---|---|---|---|---|
X-Disp Tilt 235.0 | Wavelength H alpha | Exposure: 20050131.* | Temp.: 6 C | RH (%): 65 | 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 |
---|---|---|---|---|---|---|---|---|---|
01 |
22:57 |
0 |
|
L |
Bias (5x) |
|
|
132 | Diagonal stripes in bias |
02 |
23:02 |
30 |
|
L |
Flat (5x) |
|
|
3709 |
LDS only pending check of CCD1 |
03 | 23:17 |
180 |
|
L |
Fe-Ar |
|
|
177 |
|
04 | 23:21 |
30 |
+5:47 |
L |
alpha Cyg |
A2Ia |
1.3 |
185 |
Test exposure, no 2nd comp |
05 |
23:26 |
30 |
+5:52 |
L |
" |
" |
" |
185 |
Focus OUT, try again |
06 |
23:28 |
30 |
+5:54 |
L |
" |
" |
" |
218 |
" |
07 |
23:30 |
30 |
+5:56 |
L |
" |
" |
" |
246 |
" |
08 |
23:31 |
30 |
+5:57 |
L |
" |
" |
" |
342 |
" Quit while ahead, go to WR 140! In
twilight ... |
09 |
23:41 |
180 |
|
L |
Fe-Ar |
|
|
180 |
|
10 |
23:47 |
1800 |
+6:34 |
L |
WR 140 |
WC6 |
6.9 |
284 |
moving on- telescope very close to north
pier #11 0:20 Fe-Ar |
12 |
0:38 |
600 |
+0:08 |
L |
10 Tau |
F9IV-V |
4.3 |
337 |
#13 0:50 Fe-Ar |
14 |
1:02 |
3600 |
-0:49 |
L |
HD 31648 |
A2e |
7.7 |
342 |
#15 2:04 Fe-Ar |
16 |
2:14 |
3600 |
+0:26 |
L |
AB Aur |
A0pe |
7.1 |
349 |
#17 3:16 Fe-Ar |
18 |
3:33 |
3600 |
+0:12 |
L |
HD 45677 |
Ae/Be |
7.6 |
342 |
telescope making small noise when slewing in RA |
19 |
4:34 |
180 |
|
L |
Fe-Ar |
|
|
180 |
RH-> 9%; closing |
20 |
4:42 |
0 |
|
L |
Bias (5x) |
|
|
136 |
turned on dewcap heater |
21 |
4:45 |
30 |
|
L |
Flat (5x) |
|
|
4540 |
|
|
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