Córdoba 140
 
Eddy O'Connor
Star: Córdoba 140
Date & Time: Wednesday, May 12th 2004
9-10.30 local; UT +9.
Seeing: 8/10 (10 best)
Transparency: 9/10 (10 best)
Location of site: Terara, New South Wales
Australia, Long.150º.38;
Dec. S 34º.52.

Site classification: Suburban
Weather:
Sky darkness: ---  <Limiting magnitude> 
Telescope: 8" Newt. F9
Eyepieces: 10mm Plossl,18mm Ultima Celestron, 32 mm Teleview Plossl
Magnification:
Harshaw Scale: 3 (1-5; 1 best).

Light Yellow primary and faint Blue companion easily separated in moderate power


 

   

Luis Balanzino
Star: Córdoba 140
Date & Time: May 17, 2004, 1h to 3h UT
Seeing: 7 <1-10 Seeing Scale (10 best)>
Transparency: 7 <1-10 Scale (10 best)>
Location of site: Cordoba, Argentina
31.400S, 64.183W

Site classification: Urban area
with considerable light pollution
Conditions: Temperature: 10º C
Moon: in Sagittarius illuminated
fraction 0.76

Sky darkness: 4 <Limiting magnitude> 
Telescope: TAL-1 eq. reflector (110mm f/7.3)
Eyepieces: 25mm TAL Plossl, 15mm TAL Kellner, 3X TAL Barlow
Magnifications: 32x, 96x, 161x
 
Quite difficult, the secondary is faint and close, elusive to detect. Well split at 96x.



 



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