CCD Observing Log of Ritter Observatory
Page  1 of  1

Echelle settings UT Date:  2005 Mar 4
Observer:  ENH/NDM
LDS Settings
X-Disp Tilt 235.0 Wavelength H alpha Exposure:  20050304.*
Temp.:  5C RH (%):  60 Grating 6 Wavelength 5500 A Tilt 359
Echelle Tilt 20.55 Slit 275 Sky Conditions:  cirrus
Det. Temp. -95C Slit ~200 microns Focus 6.45


Exp #
Start Time
(UT)
Dur
(s)
HA
Start
E/L
Object
Sp. Type
V
Mag
ADU's
(/pix)
Comments
01-05
23:42
0

E
Bias


71

06-10
23:58
4

E
Flat


3676
UT time on halebopp seems like it might be a couple minutes
11
0:29
300

E
Th-Ar


83
slow.  But I'm not sure. 
12
0:34
300
+0:35
E
Beta Ori
B8 Ia
0.1
242
Focus in a bit, but seeing is poor #13 0:43 Th-Ar
14
1:07
600
+0:44
E
Epsilon Ori
B0 Ia
1.7
131
#15 1:19 Th-Ar
16
1:38
1200
+1:15
E
Zeta Tau
B4 IIIp
3.0
130
#17 2:02 Th-Ar  Focus out some
18
2:16
1800
+0:03
E
Beta CMi
B8 Ve
2.9
166
#19 2:49 Th-Ar I think I'll try this again...  RH 80%
20
3:00
1800
+0:47
E
Beta CMi
B8 Ve
2.9
172
#21 3:33 Th-Ar
22
3:45
600
+1:14
E
Beta Gem
K0 IIIb
1.1
344
#23 3:57 Th-Ar
24
4:17
3600
+0:28
E
Kappa UMa
A0 IIIn
3.6
155
#25 5:20 Th-Ar
26
5:28
3600
+1:39
E
"
"
"
169
#27 6:31 Th-Ar       Seeing is better.
28
6:43
3600
-0:36
E
kappa Dra
B6IIIpe
3.9
155
#29 7:46 Th-Ar       Lost focus?
30
7:53
0

L
Bias (5X)


134

31
8:12
180

L
Fe-Ar


179
Fixed halebopp system clock 8:13, was 4 min slow
32
8:17
600
-1:44
L
beta Lib
B8IIIn
2.6
1175
#33 8:28 Fe-Ar   #34 8:36 Th-Ar
35
8:45
1800
-1:16
E
"
"
"
157
#36 9:22 Th-Ar          RH 92%
37
9:37
1200
-1:07
E
delta Sco
B0.3IVe
1.6
192

38
10:00
300

E
Th-Ar



39-43
10:10
0

E
Bias


76

  44 10:21  30    Flat (5X)      4495
 #45-49 10:26 6s E Flat  4074
50
10:45
600

L
Dark (12X)