| Richard Harshaw | ||||
| Star:
Burnham 155
Date & Time: Enf of July, 2001 Seeing: 8 down to 6 <1-10 Seeing Scale (10 best)> Transparency: 7 down to 5 <1-10 Transparency Scale (10 best)> Temperature: 30ºC ( 86ºF) Location of site: Kansas City, USA Site classification: suburban Sky darkness: 4.5 <Limiting magnitude> Telescope: Celestron 11" SCT f/10 Eyepiece: 5mm Lanthanum Magnification: 560x Harshaw rating: 2 |
Colors of W and W for the AB pair (there is also a C and D, but much farther out than the AB pair). Very nice effect of black space between the two Airy disks. The field here is also very nice. | |||
| Jim Phillips | ||||
| Star:
Burnham 155
Date & Time: September 21, 2001 Seeing: 8 <1-10 Seeing Scale (10 best)>. Location of site: Charleston, South Carolina USA Site classification: Suburban Sky darkness: -- <Limiting magnitude> Temperature. 82º F, Hazy Telescope: 9" F/15 apo Astrophysics refractor (folded design) Eyepieces: 6mm Zeiss Magnification: 572x Star: Burnham 155 Date & Time: July 20, 2002 Seeing: 6 <1-10 Seeing Scale (10 best)> Transparency: 5 <1-10 Seeing Scale (10 best)> Location of site: Greenwood, South Carolina USA Site classification: Suburban Sky darkness: 3.0 <Limiting magnitude> Temperature. Telescope: TMB 8" F/9 Eyepieces: Binoviewer with and without barcon plus extension (3.2X)Zeiss abbe orthos, 4mm, 10mm, 16mm and 34mm Brandons, 12mm Magnification: 173x, 365x, 486x |
Split with 6mm Zeiss! (572X).
Very difficult with vibrations present.
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