Hemisphere:  Northern  ·  Contains:  Barnard's Merope Nebula  ·  IC 349  ·  Maia Nebula  ·  Merope Nebula  ·  NGC 1432  ·  NGC 1435  ·  The star 18Tau  ·  The star Atlas (27Tau)  ·  The star Celaeno (16Tau)  ·  The star Electra (17Tau)  ·  The star Merope (23Tau)  ·  The star Pleione (28Tau)  ·  The star Sterope I (21Tau)  ·  The star Taygeta (19Tau)  ·  The star ηTau
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The Pleiades (Messier 45), 


            Alf Jacob Nilsen
The Pleiades (Messier 45)
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Technical card

Imaging telescopes or lenses: Celestron RASA8

Imaging cameras: ZWO ASI294MC PRO

Mounts: iOptron GEM45EC

Guiding telescopes or lenses: ZWO 30mm f/4 Mini Guide Scope

Guiding cameras: ZWO ASI120Mini

Software: Astro Pixel Processor APP  ·  Adobe Photoshop CC

Filters: Lumicon Deep Sky Filter

Dates:Oct. 14, 2020

Frames: 40x180" (gain: 120.00) -18C bin 1x1

Integration: 2.0 hours

Flats: ~23

Avg. Moon age: 26.84 days

Avg. Moon phase: 7.97%

Basic astrometry details

Astrometry.net job: 3964964

RA center: 3h 46' 25"

DEC center: +24° 4' 30"

Pixel scale: 4.901 arcsec/pixel

Orientation: 272.315 degrees

Field radius: 1.682 degrees

Resolution: 2000x1452

Locations: Osmundstø Observatorium (private backyard observatory), Hidrasund, Vest Agder, Norway

Data source: Backyard


A rarthe short exporsure of M45 with RASA 8'' was my first session of this beautiful cluster of stars for the season.



Alf Jacob Nilsen
License: None (All rights reserved)

Sky plot

Sky plot


The Pleiades (Messier 45), 


            Alf Jacob Nilsen