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NGC 2058 — Open Cluster in Mensa

Open Cluster Fair (29/100)
Magnitude 12.0m OpenCluster Mensa (Men) Visible
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1Properties

Magnitude 12.0
Angular Size 2.1′
vB, pL, R, gbM, 4th of 7

Position & Identifiers

RA 05h 36m 54.2s
Dec -70° 09' 44.3"
Constellation Mensa (Men)
Catalog NGC 2058

2How easy to spot?

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Telescope Bortle 3 Bortle 4 Bortle 5
80mm refr. Hard V. hard+ V. hard
150mm Newt. Medium Hard+ Hard
C8 203mm Medium+ Medium Hard+
Easy Medium Hard Very hard Impossible

Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs

Medium on Seestar S50

3Visibility

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Best season Nov – Jan (peak: Dec)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

NGC 2058 · 2.1′ diameter

5 Best Magnification

Explore

6 Classification Decoder

Nearby in the Sky

Other targets within a few degrees — pan your scope a little and keep exploring.

Visibility scores assume a 150 mm Newton at Bortle 4.

NGC 2065
Medium+
Open cluster
Open Cluster mag 11.0 0.1° Mensa
NGC 2057
Hard+
Open cluster
Open Cluster mag 12.17 0.1° Mensa
NGC 2019
Medium+
Compact globular cluster
Globular Cluster mag 11.0 0.4° Mensa
NGC 2038
Hard+
Open cluster
Open Cluster mag 11.92 0.4° Mensa
NGC 2056
Medium
Open cluster
Open Cluster mag 11.77 0.5° Mensa
NGC 2018
Medium
Emission nebula — try an OIII filter
Emission Nebula mag 10.89 1.0° Mensa
NGC 2069
Medium+
Diffuse nebula
Diffuse Nebula mag 10.10 1.2° Dorado
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