Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  Pinwheel galaxy
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M101 The Pinwheel Galaxy in Ursa Major, StarChaser1955
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M101 The Pinwheel Galaxy in Ursa Major

Getting plate-solving status, please wait...
M101 The Pinwheel Galaxy in Ursa Major, StarChaser1955
Powered byPixInsight

M101 The Pinwheel Galaxy in Ursa Major

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Description

The Pinwheel Galaxy in Ursa Major, M101, NGC5457

65 x 240s at ISO 1600.

Stacked in DSS with no flats, bias, or dark frames.

Processed in PixInsight.

Images taken with a Canon Ra through a f/2.2 Celestron RASA 11" V2 on a Meade LX850 mount/drive auto-guided by Meade StarLock at Sky Pony Observatory in the Davis Mountains of west Texas (Bortle 2 skies).

Transparency: TRANSPARENT

Seeing: Poor

Image Dates: 2021-04-08 through 2021-04-10

Canon Ra Sensor temperature: 16C to 30C (60.8F to 86.0 F)

Target altitude: 35 to 61 degrees

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M101 The Pinwheel Galaxy in Ursa Major, StarChaser1955