Observation by Paul Anthony Brierley: Messier 51 2104016

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Paul Anthony Brierley


Paul Anthony Brierley


2021 Apr 16 - 22:00


2021 Apr 25 - 15:57


The Whirlpool Galaxy (M51)

Planetarium overlay


Canes Venatici

Field centre

RA: 13h29m
Dec: +47°11'
Position angle: -83°58'

Field size

0°36' × 0°26'


Messier 51 2104016

About this image

Here's Messier 51 from the other weekend.


2hrs 27 min total integration time from 180-second sub-exposures. I used Darks-Flats and Bias calibration frames.

Stacked in APP and processed in StarTools 7 and Adobe CC


Scope=Altair Wave 115EDT


Mount=G11 with Gemini 2

Guiding PHD 2 and APT for capture and Plate Solve

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