CCD Observing Log of Ritter Observatory
Page of
Echelle settings: UT Date:  7 Nov 2004
 Observer:  DRL
 LDS Settings:
X-Disp Tilt: 235.0 Wavelength: H alpha Exposure:  20041107.*** Temp.:  20.5 C
 RH (%):  70 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  23:24 0 
  - E Bias
 - 
  - 71
  
  06-10  23:38 2 
  - E 
  Flat  - - 
 4527
  
11
 23:55
 300
  - E  Th-Ar  - - 
 98
  
12
  00:16  300  +1:07 E 
 Alpha Cyg
  A2Ia 1.25
 454
  #13 00:24 Th-Ar
  14  00:44  1500  +0:47 E 
 Beta Cep
 B2IIIe
  3.22 272
  #15 01:13 Th-Ar
  16  01:38  3600 + 0:45
 E Pi Aqr
 B1Ve
 4.8
  226  #17 02:42 Th-Ar
  18  03:24  2400 + 0:00
 E 
 Gamma Cas
 B0IVe
 2.47
  991  #19 04:07 Th-Ar    Focus was better than I thought
  20
 04:24
  3600  +0:13 E 
  Phi Per
  B2Vpe 4.1
 311
  #21 05:29 Th-Ar     RH = 89%
  22  05:50  3600 - 0:13
 E 
 Psi Per
  B5Ve  4.22 235
  #23 06:53 Th-Ar
  24 07:37
  900 - 0:03
 E 
 Beta Ori
  B8Ia 0.12
  644  #25 07:53 Th-Ar     Unable to get good focus
  26  08:16 2400
 + 0:12
 E  Zeta Tau
  B4IIIp  3.03  239  #27 09:00 Th-Ar     RH = 95% closing down
  28-32  09:09 2  - E 
 Flat
  -  -  4262  
  33-37 09:21 0 
  - E 
 Bias
 - 
 - 
  75