Comet 17P Holmes 12 Nov 07 by Ernst Sch

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12-NOV-2007	Ernst Sch

Comet 17P Holmes 12 Nov 07

Rümlang Observatory - Switzerland

12-NOV-2007 - 00:02 UTC - N47°26'22.3" / E8°31'28.1"
Distance more than 250 millon kilometers.
Expansion speed of dust ball approx 1800 km/h.
It's now much bigger than 8 days ago.
Present diameter equals sun's diameter.

Comet 17P Holmes
Zeiss APO Refractor 1200/150mm with ScopeTronix 40mm MaxVue eyepiece.
Afocal with T-adapter coupling.
Camera settings: Sum of six RAW-pictures

Canon PowerShot G2
6 exposures @ 15" f2.5 ISO 100 full exif

other sizes: small medium original auto

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