My Astrophotography – Messier 34

Messier 34 (Open Cluster)

  • A group of open cluster stars that formed from the same giant cloud of gas. Think of it as a cosmic sibling group, all born at the same time, all travelling through space together.
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  • Messier 34 looks big in the sky, but in space it’s a medium‑sized star cluster with a few hundred stars spread across about 15 light‑years.
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  • Visible as a faint hazy patch to the naked eye in very dark conditions.
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  • Easily resolved into stars with binoculars or small telescopes.
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  • Object Name
    M34

  • Object Type
    Open Cluster

  • Constellation
    Perseus

  • Magnitude
    +5.2

  • Distance
    1,400 light-years

  • Age
    190 million years old

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Equipment

Telescope:

Mount:

Accessories:

Sky-Watcher Esprint 80ED Triplet

Sky-Watcher AZ-EQ6 GT

ZWO ASIair Plus / PixInsight

Camera:

Guiding:

Filter:

ZWO ASI585MC Pro cooling

ZWO ASI1200MM

2″ Optolong eNchance

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Bortle Scale: Milton Keynes, Buckinghamshire (Bortle 6)
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Integration

  • Date:
    Wednesday 24th September 2026
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  • Time:
    22:45 / 11.45 pm (BST)
  • Moonlit:
    Waxing gibbous 12 days old
    Magnitude: -12.4
    Moonlit: 83%
  • Total:
    180’s x 10 subs = 30 minutes

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Constellation :- Perseus (The Hero)

Object :-

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Object :-

Other name :-

Type :-

Magnitude :

Distance :-

Constellation :-

Right Ascension :-

Declination :-

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M34

NGC 1039

Open Cluster

+5.2

1,400 light years / 14 light years across

Per (Perseus / The Hero)

02h 42m 04s

+42° 47′ 22″

Enlarge on click the map.

(Click the map above for a large view.)

Abbreviation:  Per (Perseus)
English Name:  The Hero
Genitive: Mirfak
Hemisphere: Northern Hemisphere
Location: Between the constellations of Camelopardalis and Andromeda.
Visible between latitudes:  +90 and -35 degrees
Best season: Winter
Seen in three seasons: Summer, Autumn & Winter
Best seen in:  December (This constellation of Perseus stays in the sky all the year.)
Seen between: August and April
Right Ascension (RA): 03 hour
Declination (DEC): +45 degrees
Area (square degrees):  615 (24th)

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How Big Is Messier 34 Compared to the Moon?

  • Size in the sky
    M34 looks slightly larger than the Moon — about 15 % wider.
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