CCD Observing Log of Ritter Observatory
Page 1
of 1
Echelle settings: UT Date:  10 Nov 2004
Observer:  DRL/AM
LDS Settings:
X-Disp Tilt: 235.0 Wavelength: H alpha Exposure:  20041110.* Temp.:  10 C
RH (%):  66 Grating: 6 Wavelength: H alpha Tilt: 3o
Echelle Tilt: 20.55 Slit: 275 Sky Conditions:  Clear Slit: 200 microns approx. Focus: 6.25



Exp #
Start Time
(UT)
Dur
(s)
HA
Start
E/L
Object
Sp. Type
V
Mag
ADU's
(/pix)
Comments
01-05
 22:49
 - E  Bias  -
71
 
06-10
 23:07


 Flat  -
 4736  Dome lights on during #6
11
 23:22 300  -
 Th-Ar
 - 102  
12
 23:48 600 +0:50
Alpha Cyg
A2Ia
1.25 843  #13 Th-Ar 0:01
14  00:26  300 +1:14 E HR8020
B8Ia
5.67

Test - do not reduce
15   3600  
HR8020
B8Ia 5.67  161  #16 Th-Ar 1:41
17 2:00 3600 +1:19

Pi Aqr
 B1Ve  4.8  224  #18 Th-Ar 3:03
19 3:38 1200
+0:26
 E 
Gamma Cas
 B0IVe  2.2 674
 #20 Th-Ar 4:02
 21 4:19
 2400  +0:20 E Phi Per
B2pe
 4.1
293
 #22 Th-Ar 5:02
 23 5:10 600
 +2:15 E Alpha Cas
 K0III  2.2
 385  rv std  #24 Th-Ar 5:23
 25 5:31  3600 - 0:13
 E HR 1035
 B9 Ia
4.5
 273  #26 Th-Ar 6:34
 27 6:43
 1200  -1:10  E Zeta Tau
 B4IIIpe  3.0 280
 #28 Th-Ar 7:05
 29
 7:14 300
- 0:14
 E 
Beta Ori
 B8 Ia
 0.1 481  #30 Th-Ar 7:22
  31  7:30  600 + 0:20
 E 
E psilon Ori
B0 Ia
 1.7 164  #32 Th-Ar 7:50  through clouds
  33  7:59 1200
 -1:32  E 
Beta CMi
 B8Ve
 2.9 176
 #34 Th-Ar 8:22  clouds still around
35-39
 8:32
  E
 Flat      3853  
  40-44   8:45 0   E  Bias     76