Targets / NGC NGC 5139

Astrophotoguru™ · Omega Centauri

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NGC NGC 5139

Omega Centauri

Globular Cluster
Centaurus
Beginner

Largest and brightest globular.

Angular size
36′
Magnitude
3.7
Best months
Mar-Jun
Constellation
Centaurus
Catalog IDs
NGC 5139
Common aliases
Caldwell 80
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Recommended telescopes

Explore Scientific
Explore Scientific ED152 FCD-100
1140mm f/7.5 · 152mm aperture
Frames 51% of APS-C FOV
Takahashi
Takahashi TOA-150B
1100mm f/7.3 · 150mm aperture
Frames 49% of APS-C FOV
William Optics
William Optics FLT 156
1085mm f/7.0 · 156mm aperture
Frames 48% of APS-C FOV
Askar
Askar 151PHQ
1057mm f/7.0 · 151mm aperture
Frames 47% of APS-C FOV
Stellarvue
Stellarvue SVX152T
1200mm f/7.9 · 152mm aperture
Frames 53% of APS-C FOV
Sky-Watcher
Sky-Watcher Esprit 150ED
1050mm f/7.0 · 150mm aperture
Frames 47% of APS-C FOV

Recommended cameras

ZWO
ZWO ASI2600MC Pro
3.76µm pixels · cooled
ZWO
ZWO ASI2600MM Pro
3.76µm pixels · cooled
ZWO
ZWO ASI6200MC Pro
3.76µm pixels · cooled
ZWO
ZWO ASI6200MM Pro
3.76µm pixels · cooled
ZWO
ZWO ASI533MC Pro
3.76µm pixels · cooled
ZWO
ZWO ASI533MM Pro
3.76µm pixels · cooled

Example framing

Explore Scientific ED152 FCD-100 + ZWO ASI6200MC Pro
FOV 1.81° × 1.21°
Scale 0.68″/px
Target fills 50% of frame
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Takahashi TOA-150B + ZWO ASI6200MC Pro
FOV 1.88° × 1.25°
Scale 0.71″/px
Target fills 48% of frame
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William Optics FLT 156 + ZWO ASI6200MC Pro
FOV 1.90° × 1.27°
Scale 0.71″/px
Target fills 47% of frame
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Related globular clusters

Messier M22
Great Sagittarius Cluster
Messier M4
Globular Cluster M4
Messier M5
Globular Cluster M5
Messier M13
Great Hercules Cluster
Messier M10
Globular Cluster M10
Messier M55
Globular Cluster M55
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