Targets / M57
Astrophotoguru · Ring Nebula
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M57

M57 — Ring Nebula

Planetary Nebula
· Lyra
Advanced
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Observing: Tonight · 8:00 PM–5:00 AM

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Target information

Object type
Planetary Nebula
Constellation
Lyra
Right ascension
18h 53m 35s
Declination
+33° 01′ 45″
Magnitude
8.8
Angular size
1.4′ × 1′
Surface brightness
10 mag/arcmin²
Difficulty
Advanced
Best months
June, July, August
Catalog IDs
M57;NGC 6720

About this target

Small; benefits from long focal length and good seeing.

Recommended telescopes

Celestron
3910mm f/11.0 · 356mm aperture
Frames 7% of APS-C FOV
Celestron
2800mm f/10.0 · 279mm aperture
Frames 5% of APS-C FOV
Meade
2540mm f/10.0 · 254mm aperture
Frames 4% of APS-C FOV
Astro-Tech
2432mm f/8.0 · 305mm aperture
Frames 4% of APS-C FOV
Takahashi
2415mm f/11.5 · 210mm aperture
Frames 4% of APS-C FOV
Celestron
2350mm f/10.0 · 235mm aperture
Frames 4% 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 0.34° × 0.23°
Scale 0.20″/px
Target fills 10% of frame
Preview in planner
FOV 0.48° × 0.32°
Scale 0.28″/px
Target fills 7% of frame
Preview in planner
FOV 0.43° × 0.29°
Scale 0.38″/px
Target fills 8% of frame
Preview in planner

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