CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
Echelle settings | UT Date: 17 May 2005 |
NDMObserver: |
LDS Settings | ||||
---|---|---|---|---|---|---|---|
X-Disp Tilt 235.0 | Wavelength H alpha | Exposure: 20050517.* |
Temp.: 19C | RH (%): 63 | Grating 6 | Wavelength H alpha |
Tilt 3 |
Echelle Tilt 21.95 | Slit 275 | Sky
Conditions: Brk clds/scatt clds/clear |
Slit 240 |
Det. Temp. -95C | Focus 6.28 |
Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
---|---|---|---|---|---|---|---|---|---|
01-05 |
1:26 |
0 |
|
E |
Bias |
|
|
74 |
I think a hole is coming. |
06 |
1:28 |
0 |
|
L |
Bias 5X |
|
|
133 |
|
07-11 |
1:38 |
4 |
|
E |
Flat |
|
|
3299 |
|
12 |
1:39 |
5 |
|
L |
Flat 5X |
|
|
3880 |
|
13 |
2:34 |
300 |
|
E |
Th-Ar |
|
|
101 |
|
14 |
2:44 |
900 |
+3:04 |
E |
epsilon Leo |
G1IIab |
3.0 |
184 |
Shooting through a hole.... #15 3:02 Th-Ar |
16 |
3:15 |
3600 |
+0:47 |
E |
kappa Dra |
B6IIIpe |
3.9 |
190 |
A patch of clds during exposure ... #17 4:18 Th-Ar |
18 |
4:41 |
1200 |
-1:13 |
E |
delta Sco |
B0.3IVe |
1.6 |
340 |
Pretty clear ... RH 85% ... #19 5:03 Th-Ar #20 5:16 Ne |
21 |
5:21 |
240 | -1:13 |
L |
zeta Oph |
O9.5Vn |
2.6 |
1692 |
#22 5:26 Ne #23 5:36 Th-Ar |
24 |
5:44 |
3600 |
-0:36 |
E |
chi Oph |
B1.5Ve |
4.4 |
206 |
RH reads 90% but things feel clammy ... #25 6:47 Th-Ar |
26 |
7:14 |
600 |
-3:20 |
E |
alpha Cyg |
A2Ia |
1.3 |
196 |
RH 93%, last object |
27 |
7:27 |
300 |
|
E |
Th-Ar | |
|
100 |
|
28 |
7:44 |
0 |
|
E |
Bias |
|
|
78 |
|
33 |
7:55 |
5 |
|
L |
Flat 5x |
|
|
3983 |
|
34-38 |
7:56 |
4 |
|
E |
Flat |
|
|
3443 |
|
39 |
8:13 |
240 |
|
L |
Dark 8x |
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