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M12

M12 — Globular Cluster M12

Globular Cluster
· Ophiuchus
Beginner
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Observing: Tonight · 8:00 PM–5:00 AM

Observability

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Overall Imaging Recommendation

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Target information

Object type
Globular Cluster
Constellation
Ophiuchus
Right ascension
16h 47m 12s
Declination
-1° 57′ 00″
Magnitude
6.7
Angular size
16′
Surface brightness
Not recorded
Difficulty
Beginner
Best months
Apr-Aug
Catalog IDs
M12

Recommended telescopes

Meade
2540mm f/10.0 · 254mm aperture
Frames 50% of APS-C FOV
Astro-Tech
2432mm f/8.0 · 305mm aperture
Frames 48% of APS-C FOV
Takahashi
2415mm f/11.5 · 210mm aperture
Frames 48% of APS-C FOV
Celestron
2350mm f/10.0 · 235mm aperture
Frames 47% of APS-C FOV
Celestron
2350mm f/10.0 · 235mm aperture
Frames 47% of APS-C FOV
Celestron
2800mm f/10.0 · 279mm aperture
Frames 55% of APS-C FOV

Recommended cameras

QHYCCD
3.76µm pixels · cooled
Player One
4.63µm pixels · cooled
ZWO
5.94µm pixels · cooled
OGMA
3.76µm pixels · cooled
OGMA
3.76µm pixels · cooled
ToupTek
2.90µm pixels · cooled

Example framing

FOV 0.43° × 0.29°
Scale 0.38″/px
Target fills 91% of frame
Preview in planner
FOV 0.45° × 0.31°
Scale 0.39″/px
Target fills 87% of frame
Preview in planner
FOV 0.45° × 0.31°
Scale 0.40″/px
Target fills 86% of frame
Preview in planner

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