Otto Struve 154

 
Richard Harshaw
Star: Otto Struve 154
Date & Time: January 12, 2004
Seeing: 4 to 5  <1-10 Seeing Scale (10 best)>. 
Transparency: 6 <1-10 Scale (10 best)>
Location of site: Northern Kansas City, Missouri (USA), 
94º 30m W, 39º 15m N
980 ft above Mean Sea Level
Site classification: suburban
Conditions: 
Sky darkness:   <Limiting magnitude> 
Telescope: Celestron C-11
Eyepieces: 
Magnification: 98x
Rating Scale: 4E <1 to 5 (1 being outstanding
view, to 5, a dismal view) and letter E, M or D (easy, moderate or difficult)>		 Observed at 98x.  O, W.  Nice color in the primary.

 
Morgan Spangle
Star: Otto Struve 154
Date & Time: 1/19/2004
Seeing: 3  <1-10 Seeing Scale (10 best)>. 
Transparency: 9 <1-10 Scale (10 best)>
Location of site: Larchmont, NY
40.55.26N, 73.44.43W
Site classification: Suburban
Conditions: windy, front just moved through,
very cold (0ºF)
Sky darkness: 4 <Limiting magnitude> 
Telescope: Borg 101ED, f6.4
Eyepieces: Celestron Axiom 23mm,
Takahashi Ortho 18mm, 7mm, 2.8mm,
mounted in Borg turret eyepiece holder
Magnification: 28x, 36x, 91x, 228x 		 One of my favorites, a pretty contrast of color and magnitude, easy at 36X, white with a red or orange-red seconsary - the color kept changing as  I observed it (due to seeing?) - it seemed to go back and forth between the two.
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 
 Steve Bodin
Star: Otto Struve 154
Date & Time: 8 Feb 2004, 7 pm to 9 pm local
Seeing:  5 <1-10 Seeing Scale (10 best)>. 
Transparency:  good
Location of site: Silverdale WA, USA
47N 123W
Site classification: suburb-rural
Conditions: temp 34F, damp
Sky darkness: 5 <Limiting magnitude> 
Telescope: Celestron C8
Eyepieces: not used
Additional: DX-8263SL video camera at prime focus
Magnification: app. 333x		 Primary has an orange yellow cast, but washed out on the TV due to the 3 mag difference to the faint secondary. Measurement, 24.39 sec at 88.7 deg PA.

 
 
John Ryan  
Star: Otto Struve 154
Date & Time: Feb.11, 2004, 
7:30 to 10:00 local time
Seeing: 8.5 <1-10 Seeing Scale (10 best)>. 
Transparency:  Good
Location of site: Barreras, Salamanca, Spain
Site classification: Rural
Conditions: Temp. 15ºC
Sky darkness:  <Limiting magnitude> 
Telescope: Celestron 9.25" SCT
Eyepieces: none
Additional: DX-8263SL video camera with 2.5 
Telemate. 2X zoom
 		 Otto Struve 154: Wide double to change the venue. Both white. PA = 88.90º,
Dist. = 22.67".
 
 
 
 
 
 

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