Targets / Messier M6

Astrophotoguru™ · Butterfly Cluster

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Messier M6

Butterfly Cluster

Open Cluster
Scorpius
Beginner
Angular size
25′
Magnitude
4.2
Best months
May-Aug
Constellation
Scorpius
Catalog IDs
M6
Common aliases
NGC 6405
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Recommended telescopes

Celestron
Celestron C6 SCT
1500mm f/10.0 · 150mm aperture
Frames 46% of APS-C FOV
Meade
Meade LX200 8" ACF
2032mm f/10.0 · 203mm aperture
Frames 63% of APS-C FOV
Celestron
Celestron C8 SCT
2032mm f/10.0 · 203mm aperture
Frames 63% of APS-C FOV
Celestron
Celestron EdgeHD 800
2032mm f/10.0 · 203mm aperture
Frames 63% of APS-C FOV
Celestron
Celestron C9.25 SCT
2350mm f/10.0 · 235mm aperture
Frames 73% of APS-C FOV
Celestron
Celestron EdgeHD 9.25
2350mm f/10.0 · 235mm aperture
Frames 73% 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 C6 SCT + ZWO ASI533MC Pro
FOV 0.43° × 0.43°
Scale 0.52″/px
Target fills 96% of frame
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Meade LX200 8" ACF + ZWO ASI533MC Pro
FOV 0.32° × 0.32°
Scale 0.38″/px
Target fills 131% of frame
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Celestron C8 SCT + ZWO ASI533MC Pro
FOV 0.32° × 0.32°
Scale 0.38″/px
Target fills 131% of frame
Preview in planner

Related open clusters

NGC NGC 7789
Caroline's Rose
Messier M37
Open Cluster M37
NGC NGC 2244
Rosette Cluster
Messier M23
Open Cluster M23
Messier M46
Open Cluster M46
Messier M35
Open Cluster M35
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