CCD Observing Log of Ritter Observatory | |
Page 1 | of 2 |
Echelle settings | UT Date: 2005 - Apr 4 |
Observer: NDR/NDM |
LDS Settings | ||||
---|---|---|---|---|---|---|---|
X-Disp Tilt 235.0 | Wavelength H alpha | Exposure: 20050404.* |
Temp.: 18 C |
RH (%): 48 | Grating 6 | Wavelength H alpha |
Tilt 3 |
Echelle Tilt 20.55 | Slit 275 | Sky
Conditions: clear |
Det. Temp. -95C | Slit ~200 microns | Focus 6.25 |
Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
---|---|---|---|---|---|---|---|---|---|
01-05 |
0:17 |
0 |
|
E |
Bias |
|
|
75 |
bit of wind to NW, going to avoid that area with
telescope |
06 |
0:21 |
0 | |
L |
Bias (5X) |
|
|
128 |
Prospero time 10 minutes fast |
07-11 |
0:32 |
6 |
|
E |
Flat |
|
|
4275 |
|
12 |
0:32 |
10 |
|
L |
Flat (5X) |
|
|
4438 |
|
13 |
0:57 |
300 |
|
E |
Th-Ar |
|
|
95 |
|
14 |
1:05 |
600 |
+2:44 |
E |
epsilon Ori |
B0Ia |
1.70 |
112 |
try again for better counts #15 1:19 ThAr |
16 |
1:28 |
900 |
+3:08 |
E |
" " |
" |
" |
127 |
focus seems good, but counts are bad... #17
1:49 ThAr |
18 |
1:56 |
2400 |
+1:44 |
E |
beta CMi |
B8Ve |
2.90 |
100 |
#19 2:51 ThAr |
20 |
2:59 |
600 |
+2:30 |
E |
beta Gem |
K0IIIb |
1.14 |
361 |
tweaked focus, seems to have done the trick!
#21 3:13 ThAr |
22 |
3:27 |
3600 |
+0:36 |
E |
eta Leo |
A0Ib |
3.52 |
165 |
|
23 |
4:47 |
1 |
|
L |
Ne |
|
|
361 |
|
24 |
4:51 |
1800 |
+1:37 |
L |
HD 91120 |
B8Ve |
5.6 |
630 |
#25 5:23 Ne |
26 |
5:32 |
300 |
+0:58 |
L |
beta Vir |
F9V |
3.6 |
1151 |
#27 5:38 Ne #28 5:47 Th-Ar |
29 |
5:55 |
3600 |
+0:37 |
E |
kappa Dra |
B6IIIpe |
3.9 |
207 |
#30 6:58 Th-Ar
seeing bad at low elevation |
31 |
7:18 |
1200 |
-1:25 |
E |
delta Sco |
B0.3IVe |
1.6 |
206 |
#32 7:41 Th-Ar |
33 |
7:54 |
3600 |
-0:21 |
E |
theta CrB |
B6Vnne |
4.1 |
134 |
#34 8:57 Th-Ar ..... CCD2 temp is not locked. Locked on taking bias image. |
35 |
9:20 |
1 |
|
L |
Ne |
|
|
|
|
36 |
9:22 |
1800 |
-3:30 |
L |
HD 191612 |
O6-8f?p |
7.8 |
307 |
Temp is locked. #37 9:53 Ne |
38 |
9:54 |
1800 |
-2:58 |
L |
" |
" |
" |
307 |
#39 10:25 - twilight |
4 0-44 |
10:27 | 0 | E | Bias | 77 |