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Object identification (1.3MB)

Object data of LTNF1

Object type: Planetary nebula
Size: 6'
Magnitude: -
Constellation: UMa
Distance: 5,000 Ly
Notes: LTNF 1 is an old planetary nebula in the constellation Ursa Major with a very low surface brightness and a diameter of about 6 arcmin. The central star of this planetary nebula is a cataclysmic variable star, known as BE UMa.

Exposure data

Date: 2019-04-19 until 2019-06-07 (10 nights)
Location: Nussbach / Austria (400m)
Telescope: 12" Newtonian telescope (f=1120mm)
Camera: QSI 660wsg-8 with Astrodon filters
Binning: L 1x1 / RGB 1x1 / Ha 5nm 1x1 / [OIII] 3nm 1x1
Mount: ASA DDM85
Exposure time: L 74x2min / RGB 32x2min each / Ha 100x8min / [OIII] 64x8min
Exposure time total: 27h 32min
Notes: Partly captured at bright moon