Click here for a high resolution image of this comet (1.03 Mb)

Click here for a comparison of Comet Holmes in Nov 2007 vs. Dec 1892 (432 Kb)

Click here for an apparent size comparison of Comet Holmes to the Moon (270 Kb)

 

 

The Details
Object
Comet Holmes 17/P
Optics
Astro-Physics 160 EDF Refractor at f/7.7
Platform
Astro-Physics 1200 GTO
Camera
SBIG STL-11000M CCD Camera
Filters
Tru-Balance LRGB filter set
Date
18 November 2007
Location
Mount Wilson Observatory - Mount Wilson, CA
Exposure
L 4 x 120 sec 1x1 bin; RGB 3 ea x 120 sec 1x1 bin
Software
Maxim DL/CCD, Registar, Photoshop CS3
Orientation
Field of View: 01°31'25" x 01°04'07" centered on RA 03h24m02s
DEC +49°59’48” (2000.0) . North angle 358.7°; east 90° CCW from north
Notes

Comet Holmes and Alpha Persei (Mirfak). On this date the comet had an apparent size equal to that of a full Moon diameter or about 30 arc-minutes and, as seen with the naked eye, enveloped Mirfak with a faint circular glow. Mirfak is the brightest star in the constellation Perseus, shining at a magnitude of 1.79.

 

 

 

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