Targets / Messier M3

Astrophotoguru™ · Globular Cluster M3

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Messier M3

Globular Cluster M3

Globular Cluster
Canes Venatici
Beginner
Angular size
18′
Magnitude
6.2
Best months
Mar-Jul
Constellation
Canes Venatici
Catalog IDs
M3
Common aliases
NGC 5272
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Recommended telescopes

Celestron
Celestron EdgeHD 9.25
2350mm f/10.0 · 235mm aperture
Frames 52% of APS-C FOV
Celestron
Celestron C9.25 SCT
2350mm f/10.0 · 235mm aperture
Frames 52% of APS-C FOV
Takahashi
Takahashi Mewlon-210
2415mm f/11.5 · 210mm aperture
Frames 54% of APS-C FOV
Astro-Tech
Astro-Tech AT12RC
2432mm f/8.0 · 305mm aperture
Frames 54% of APS-C FOV
Celestron
Celestron EdgeHD 8
2032mm f/10.0 · 203mm aperture
Frames 45% of APS-C FOV
Meade
Meade LX200 8" ACF
2032mm f/10.0 · 203mm aperture
Frames 45% 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

Celestron EdgeHD 9.25 + ZWO ASI2600MC Pro
FOV 0.57° × 0.38°
Scale 0.33″/px
Target fills 78% of frame
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Celestron C9.25 SCT + ZWO ASI533MC Pro
FOV 0.28° × 0.28°
Scale 0.33″/px
Target fills 109% of frame
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Takahashi Mewlon-210 + ZWO ASI533MC Pro
FOV 0.27° × 0.27°
Scale 0.32″/px
Target fills 112% of frame
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Related globular clusters

Messier M15
Great Pegasus Cluster
Messier M19
Globular Cluster M19
Messier M55
Globular Cluster M55
Messier M13
Great Hercules Cluster
Messier M2
Globular Cluster M2
Messier M10
Globular Cluster M10
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