CCD Observing Log of Ritter Observatory
Page  1 of  1

Echelle settings UT Date:  15 Jan 2006
 Observer: NDM
 LDS Settings
X-Disp Tilt: 235.0 λc: Hα Exposure: 20060115.*
 Temp. (°C): 8
 RH (%): 71
 Grating: 6 λc: Hα Tilt: 3o
Echelle Tilt: 21.95 Slit: 275 Sky Conditions: Scatt clds/cloudy/pt cldy/clear
 Slit: 255 Det. Temp.: -95oC Focus: 5.70


Exp #
Start Time
(UT)
Dur
(s)
HA
Start
E/L
Object
Sp. Type
V
Mag
ADU's
(/pix)
 Comments
01-05
 22:50
 0
E
 Bias

74
06-10
 23:04
 2
E
 Flat

3268
11
 0:54
 300
E
 Th-Ar

123
 Clds, delay star obs'n. Delete the comp, do over.
12
 1:02
 600
 +2:25
 E
 alpha Cas K0IIIa
 2.2
 166
 Clds thinner ... #13 1:14 Th-Ar
14
 1:33
 3600
 +0:55
 E
 12 Per
F9V
 4.9
 155
 Community access ... #15 2:36 Th-Ar
16
 2:50
 1800
 +0:45
 E
 48 Per
B3Ve
 4.0
 198
 #17 3:23 Th-Ar
18
 3:38
 600
 +0:06
 E
 epsilon Ori
B0Ia
 1.7
 262
 #19 3:50 Th-Ar
20
 4:09
 300
 +0:59
 E
 beta Ori
B8Ia
 0.1
 540
 #21 4:16 Th-Ar
22
 4:28
 900
 +0:44
 E
 kappa Ori B0.5Ia
 2.1
 289
 #23 4:45 Th-Ar
24
 4:57
 600
 +1:21
 E
 zeta Ori O9.5Ib
 2.0
 278
 #25 5:10 Th-Ar ... Pointing problem, RA offset changed
26
 6:09
 300
E
 Th-Ar

126
 Problem seems to be clock error, Noah ST now off.
27
 6:18
 900
 +2:50
 E
 zeta Tau B2IVe
 3.0
 218
 #28 6:36 Th-Ar
29
 6:48
 2400
 +2:28
 E
 nu Gem B6IIIe
 4.1
 159
 #30 7:51 Th-Ar
31
 7:49
 3600
 -0:33
 E
HD 91120
 B9IV/V
 5.6
 109
 #32 8:51 Th-Ar
33
 9:02
 600
 +1:25
 E
 epsilon Leo G1II
 3.0
 152
 #34 9:15 Th-Ar
35
 9:26
 1800
 +1:28
 E
 eta Leo A0Ib
 3.5
 209
 Still clear, but enough already.
36
 9:59
 300
E
 Th-Ar

126
37-41
 10:06
 0
E
 Bias

78
42-46
 10:19
 2
E
 Flat

2840