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(IAAC) NGC 1931 (diffuse nebula)
Observer:N.J.Martin
Your skill:intermediate
Date and UT of observation:Jan 20 1999 05:00UT
Location & latitude:near Ayr South West Scotland lat 55 24'56"
Site classification:bright rural
Limiting magnitude (visual):5.5 (zenith)
Seeing (1 to 10- best to worst):5
Moon up (phase?):no
Instrument:20" f4.4 Dobsonian,
Magnification:X250
Filters used:none, UHC
Object:NGC 1931
Category: Reflection nebula and star cluster
Constellation:Auriga
Object data:mag11.3 size 3'
RA/DE: RA 5 31' Dec +34 15'
Personal rating B
Description: A compact group of three stars embedded in diffuse nebulosity.
This rather elliptical shaped nebulosity with its fainter comet shaped
extensions would make a rather convincing comet. The nebulosity was not
enhanced by the use of a UHC filter.
Nick Martin, Bonnyton House, By Ayr, Ayrshire KA6 7EW ,Scotland, UK.
Latitude 55 24'56" Longtitude 4 26' 00".
"Eppur si muove" Galileo Galilei
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