Observation by Martina McGovern: M51 Whirlpool Gal

Uploaded by

Martina McGovern

Observer

Martina McGovern

Observed

2021 Feb 18 - 21:00

Uploaded

2021 Feb 20 - 22:06

Objects

The Whirlpool Galaxy (M51)

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Constellation

Canes Venatici

Field centre

RA: 13^h30^m
Dec: +47°12'
Position angle: -131°16'

Field size

1°52' × 1°16'

Equipment

SharpStar 100Q II (Focal length 580mm, Focal Ratio f/5.8) refractor
SkyWatcher HEQ5 PRO
ZWO ASI294MC Pro, main camera
ZWO ASIAir Pro, ZWO EAF (Electronic Automatic Focuser)
ZWO 50mm Guide scope, ZWO ASI120MM mini, Guide camera
Optolong L-Pro Broadband filter

Exposure

Total exposure time; Approx 5hrs of data with L-Pro; Subs of mainly 120sec & 180sec with a few 300sec & 600sec + Darks, Flats & Dark flats. Main Cam Gain 100, Camera T -10C

Location

Near Cambridge city UK, Bortle approx 4

Target name

M51 Whirlpool Gal

Title

M51 Whirlpool Gal

About this image

Processing; Deep sky stacker, PixInsight with final tweaks in Photoshop and Topaz DeNoise.

Files associated with this observation

M51 whirlpool 18Feb21 BAA.jpg (838.8 kB)

Like this image

David Swan, Grant Privett, Mike Frost, David Basey, Mike Harlow, Paul Whitmarsh, Jeremy Shears, Callum Potter, Nik Szymanek, Martin Lewis, Manolo_Rodriguez, Ron Johnson, Chris Hooker

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