CCD Observing Log of Ritter Observatory
Page  1 of  1

Echelle settings UT Date: 2007 Feb 24
Observer: ENH LDS Settings
X-Disp Tilt: 235.0 λc: Hα Exposure: 20070224
Temp. (°C): 2.3 RH (%): 58
Grating: 6 λc: Hα Tilt: 4o
Echelle Tilt: 21.95 Slit: 275 Sky Conditions: clear
Slit: 255 Temp.: -93.5oC Focus: 5.81


Exp #
Start Time
(UT)
Dur
(s)
HA
Start
E/L
Object
Sp. Type
V
Mag
ADU's
(/pix)
Comments
01-05
23:37
0

E
Bias


76
watching this, chip was warm earlier today
06-10
23:30
4

E
Flat


3680

11
0:14
300

E
Th-Ar


108

12
0:22
1800
+3:18
E
phi Per
B2 Vep
4.1
129
acting quick to squeeze this in...  #13 0:55 Th-Ar
14
1:06
2700
+2:09
E
psi Per
B5 Ve
4.2
200
#15 1:54 Th-Ar
16
2:02
0

E
Bias


78
just checking...
17
2:12
2400
+2:42
E
48 Per
B3 Ve
4.0
189
#18 2:54 Th-Ar
19
3:15
1200
+2:17
E
zeta Tau
B2 IIIpe
3.0
205
#20 3:38 Th-Ar
21
3:54
1200
+1:06
E
beta CMi
B8 V
2.9
172
#22 4:16 Th-Ar
23
4:34
900
-0:54
E
alpha Leo
B7 V
1.35
414
through patchy clouds #24 4:51 Th-Ar
25-29
4:59
0

E
Bias


79
I can't stay for second shift
30-34
5:16
4

E
Flat


3403