CCD Observing Log of Ritter Observatory
Page  1 of  1

Echelle settings UT Date:  Sep. 1, 2005
 Observer:  NDM & class/NDM, ENH
 LDS Settings
X-Disp Tilt: 235.0 λc: Hα Exposure:  20050901.*
 Temp.:  31 C
 RH (%):  65 Grating: 6 λc: Hα Tilt: 3o
Echelle Tilt: 21.95 Slit: 275 Sky Conditions:  Cirrus
 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
 23:48
 0
E
 bias

80
 Class = Ian McGinnis (IJM) & Nicole Kurschat (NMK)
06-10
 0:03
 4
E
 flat

4534
11
 0:47
 300
E
 Th-Ar

100
12
 1:06
 300
 +0:30
 E
 beta Oph
 K 2 III
 2.8
 142
13
 1:15
 300
E
 Th-Ar

102
14
 1:28
 300
 +0:52
 E
 beta Oph
 K 2 III
 2.8
 122
15
 1:38
 300
E
 Th-Ar



16
 2:02
 300
 +1:26
 E
 beta Oph
 K2III
 2.8
 127
17
 2:17
 300
 +1:41
 E
 "
 "
 "
 120
 Focus OUT #18 2:25 Th-Ar
19
 2:39
 300
 -0:55
 E
 alpha Cyg
 A2Ia
 1.3
 259
 Poor transparency? #20 2:47 Th-Ar
21
 2:56
 300
 -0:37
 E
 "
 "
 "
 297
 Focus IN      (only reduce best alpha cyg)
22
 3:06
 300
 -0:28
 E
 "
 "
 "
 196
 IN again
23
 3:18
 300
 -0:15
 E
 "
 "
 "
 134
 OUT ... ??? Clds?? Thin stuff visible.
24
 3:31
 300
 -0:02
 E
 "
 "
 "
 303
 OUT again ... quit while ahead. #25 3:39 Th-Ar
26
 3:54
 2400
 +0:16
 E
 66 Cyg
 Be
 4.4
 231
 #27 4:37 Th-Ar
28
 4:50
 2400
 +0:13
 E
 nu Cep
 A2Ia
 4.3
 163
 #29 5:33 Th-Ar
30
 5:51
 3000
 +0:56
 E
 Omi Aqr
 Be
 4.7
 176
 #31 6:44 Th-Ar
32
 7:03
 2400
 -0:21
 E
 Kappa Cas
 B0.7Ia
 4.16
 137
 RH 92% #33 7:46 Th-Ar 
34
 7:59
 900
 +0:10
 E
 Gamma Cas
 Be
 2.4
 202
 #35 8:16 Th-Ar   RH 95%, closing
36-40  8:28  0    E  Bias      83
  #41-45 8:45 Flat  3860