CCD Observing Log of Ritter Observatory
Page  1 of  1

Echelle settings UT Date:  9 Feb 2006
Observer: NDM
LDS Settings
X-Disp Tilt: 235.0 λc: Hα Exposure: 20060209.*
Temp. (°C): 3
RH (%): 86
Grating: 6 λc: Hα Tilt: 3o
Echelle Tilt: 21.95 Slit: 275 Sky Conditions: Clear, for the moment ...
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
4:28
0

E
Bias


72

06-10
4:43
2

E
Flat


3682

11
5:03
300

E
Th-Ar



Seeing is pretty bad, unsure of focus.
12
5:11
300
+1:08
E
betaGem K0IIIb
1.1
238
#13 5:18 Th-Ar
14
5:34
2700
+2:49
E
nu Gem
B6IIIe
4.1
152
#15 6:22 Th-Ar
16-20
6:31
0

E
Bias


76
Closing - no 2nd shift observer.
21-25
6:43
2

E
Flat


2985
RH 94% anyhow.