CCD Observing Log of Ritter Observatory
Page  1 of  1

Echelle settings UT Date: 20050914
 Observer:  KSB, MS, AG
 LDS Settings
X-Disp Tilt: 235.0 λc: Hα Exposure: 20050914.xxx
 Temp.:   36°  C
 RH (%):  59
 Grating: 6 λc: Hα Tilt: 3o
Echelle Tilt: 21.95 Slit: 275 Sky Conditions:  cirrus, pt cldy ---> cloudy
 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
 0:17
 0
 Zenith
 E
 bias

80
 haze and thick cirrus. stadium lights on.
06
 0:49
 300
 +1:08
 E
 beta Oph
 K2 III
 2.77
 148
 test exp     RV std                                    07  Th-Ar    1:00     
08-12
 1:08
 7
 +1:23
 E
 flat

9332
 counts dropping slightly each exposure;
much higher than last night
13
 1:28
 300
 +1:43
 E
 beta Oph
 K 2 III
 2.77
 118
 revisit                                                      14    Th-Ar    1:36
15
 1:59
 300
 -0:43
 E
 alpha Cyg
 A2 Ia
 1.25
 258
                                                                 16    Th-Ar    2:08
17-21
 2:22
 4
 zenith
 E
 flat

2413
 closing up.  deteriorating conditions, no 2nd shift observer.
22-26
 2:36
 0
 "
 E
 bias


83





 












MS = Mike Stone     AG = Adam Gray