The Helix Nebula (NGC7293)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 16 arcminutes across.
Finder chart
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From Cambridge , the Helix Nebula is not observable – it will reach its highest point in the sky during daytime and is no higher than 20° above the horizon at dawn.
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Name
The Helix Nebula (NGC7293)
|
Object type
Planetary nebula
|
Position
| Right ascension: | 22h29m [1] |
| Declination: | −20°50' [1] |
| Constellation: | Aquarius |
| Magnitude: | 6.50 (V) [2] 7.50 (B) [1] 14.33 (J) [1] 14.49 (H) [1] 14.55 (K) [1] |
| Distance: | 300.0 parsec 978.0 lightyrs [3] |
| B-V Color (mag): | 0.20 |
Derived quantities
| Absolute mag (V): | -0.89 |
Visibility from Cambridge
All times shown in Cambridge local time.