Targets / M81
Astrophotoguru · Bode's Galaxy
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M81

M81 — Bode's Galaxy

Galaxy
· Ursa Major
Intermediate
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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
Galaxy
Constellation
Ursa Major
Right ascension
9h 55m 33s
Declination
+69° 03′ 55″
Magnitude
6.9
Angular size
26.9′ × 14.1′
Surface brightness
13 mag/arcmin²
Difficulty
Intermediate
Best months
February, March, April
Catalog IDs
M81;NGC 3031

About this target

Frequently framed together with M82.

Recommended telescopes

Celestron
1500mm f/10.0 · 150mm aperture
Frames 50% of APS-C FOV
TEC
1600mm f/8.0 · 200mm aperture
Frames 53% of APS-C FOV
Astro-Tech
1624mm f/8.0 · 203mm aperture
Frames 54% of APS-C FOV
TEC
1345mm f/9.6 · 140mm aperture
Frames 45% of APS-C FOV
TEC
1260mm f/7.0 · 180mm aperture
Frames 42% of APS-C FOV
Astro-Tech
2000mm f/8.0 · 254mm aperture
Frames 67% 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 0.73° × 0.50°
Scale 0.64″/px
Target fills 90% of frame
Preview in planner
FOV 0.68° × 0.47°
Scale 0.60″/px
Target fills 96% of frame
Preview in planner
FOV 0.83° × 0.55°
Scale 0.48″/px
Target fills 81% of frame
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