| CCD Observing Log of Ritter Observatory | |
Page 1 | of 1 |
| Echelle settings | UT Date: 14 Dec 2006 |
Observer: KSB |
LDS Settings | ||||
|---|---|---|---|---|---|---|---|
| X-Disp Tilt: 235.0 | λc: Hα | Exposure: 20061214.* |
Temp. (°C): 15 |
RH (%): 88 |
Grating: 6 | λc: Hα | Tilt: 4o |
| Echelle Tilt: 21.95 | Slit: 275 | Sky
Conditions: clr to pt cldy |
Slit: 255 | Temp.: -93.5oC | Focus: 5.81 | ||
| Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
|---|---|---|---|---|---|---|---|---|---|
| 1-5 |
22:31 |
0 |
zenith |
E |
bias |
77 |
|
||
| 6-10 |
22:46 |
5 |
" |
E |
flat |
4010 |
|||
| 11 |
22:59 |
300 |
" |
E |
Th-Ar |
79 |
|||
| 12 |
23:23 |
1200 |
+4:28 |
E |
beta Lyr |
B7Vpe |
3.45 |
92 |
#13 Th-Ar
poor focus |
| 14 |
0:08 |
3000 |
+3:55 |
E |
28 Cyg |
B2.5Ve |
4.9 |
138 |
#15 Th-Ar 1:01 RH =
91% tweaked focus, looks better; caution - error - slewed
telescope during end of comp exp! |
| 16 |
1:13 |
300 |
+4:27 |
E |
alpha Cyg |
A2Ia |
1.25 |
300 |
#17 Th-Ar 1:20 RH = 94%
at start of star exp |
| 18-22 |
1:28 |
0 |
to zenith |
E |
bias | 80 |
RH = 95% closing up |
||
| 23-27 |
1:41 |
5 |
zenith |
E |
flat |
|
3502 |
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