Contains:Hubble's variable neb, NGC 2261
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NGC 2261 - Hubble's Variable Nebula, 




    

        Łukasz Sujka
NGC 2261 - Hubble's Variable Nebula

NGC 2261 - Hubble's Variable Nebula

Technical card

Resolution: 2900x1752

Dates: Jan. 13, 2018

Frames: ZWO LRGB Filters: 290x4" (gain: 380.00) -20C bin 1x1

Integration: 0.3 hours

Avg. Moon age: 26.32 days

Avg. Moon phase: 11.22%

Bortle Dark-Sky Scale: 2.00

Mean SQM: 21.36

Temperature: -5.00

Astrometry.net job: 1892592

RA center: 99.796 degrees

DEC center: 8.734 degrees

Pixel scale: 0.412 arcsec/pixel

Orientation: 169.111 degrees

Field radius: 0.194 degrees

Data source: Unknown

Description

Reflection nebula in the constellation of Monoceros. It has very small angular size (only 3 x 1 arcmin)
An interesting object because it changes its shape very quickly over the months, so it can be photographically observed.

Photo made during winter starparty in Lipowiec (Poland)

Newton 250/1250 on EQ6 + ASI178 MM-C
L: 290 x 4 seconds
RGB: 30 x 5 seconds per channel

Comments

Author

Lukasz83
Łukasz Sujka
License: None (All rights reserved)
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NGC 2261 - Hubble's Variable Nebula, 




    

        Łukasz Sujka