The Bow Tie Nebula (NGC40)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From Cambridge , the Bow Tie Nebula is visible all night because it is circumpolar. It will be highest in the sky shortly before dawn, when it will be lost to twilight at around 03:55, 43° above your north-eastern horizon. At dusk, it will become visible at around 21:24 (EDT), 24° above your northern horizon.
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Name
The Bow Tie Nebula (NGC40)
|
Object type
Planetary nebula
|
Position
| Right ascension: | 00h13m [1] |
| Declination: | +72°31' [1] |
| Constellation: | Cepheus |
| Magnitude: | 11.60 (V) [2] 11.27 (B) [1] 10.89 (J) [1] 10.80 (H) [1] 10.38 (K) [1] |
| Angular dimensions: | 0.8 arcmin x 0.8 arcmin |
| Distance: | 900.0 parsec 2934.0 lightyrs [3] |
| B-V Color (mag): | -0.62 |
Derived quantities
| Absolute mag (V): | 1.83 |
Visibility from Cambridge
All times shown in Cambridge local time.