Struve 888

Richard Jepeal
Star: Struve 888
Date: 7 Feb 2006
Time: 6:00pm (EST) to 10:20pm (EST)
Seeing: 6/10
Transparency:
Location of site: New Britain, Connecticut
USA
Site classification: Urban
Conditions: Periods of thin clouds
Sky darkness: 9 day old moon
Telescope: 8in Celestron Nexstar
Eyepieces: 10mm (Radian), 14mm (Pentax), 18mm (Radian),
24mm (Panoptic)
Magnification:

Clouds moving in from the northwest.  Clear split, small dark gap at 145x.  White primary.  Secondary red tint? Maybe not, maybe to dim to get a good color reading.  Does look non-white, though.

    

Axel Tute
Star: Struve 888
Date & Time: 21-02-06
Time: 19:00 UT
Seeing: 7 from 10
Transparency: 7 from 10
Location of site: Kössaberg-Dangstetten
Germany / 47º36N, 8º 21E
Site classification: Rural
Conditions:  no wind, 3.4ºC, humidity 76%, street lights were broken !!!!!
Moon: no moon
Sky darkness: Bortle 4
Telescope: Celestron 8
Diagonal: Yes
Eyepieces: 12mm RKE
Magnification: 167x
  
Easy with the 12mm RKE. No color.

  

  
        

Steve Bodin
Star: Struve 888
Date: 4 March 2006
Time: 10pm to 11pm
Seeing: 3-4/10
Transparency: poor
Location: Mattawa Wa, USA, 46.7N,119.9W
Site classification: Rural
Conditions: 40F,  dry
Sky darkness: 
Telescope: Meade 16 inch LX200GPS UHTC
Eyepieces: not used
Imaging: DX8263SL video camera at f10 and f30
Magnification: app. 600x,1800x

 Another triple, but the AB pair is 0.3 sec. The c component is difficult too. Measurement AB-C 2.98 sec at 265.4 deg PA and the primary is strangely elongated about 0.36 sec 131 deg PA, not too far from the WDS numbers, probably just bad air!
 

  

    
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