IC4997 (Planetary nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Cambridge , IC4997 is visible in the dawn sky, rising at 01:09 (EDT) and reaching an altitude of 43° above the eastern horizon before fading from view as dawn breaks at around 05:13.
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Name
IC4997
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Object type
Planetary nebula
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Position
| Right ascension: | 20h20m [1] |
| Declination: | +16°43' [1] |
| Constellation: | Sagitta |
| Magnitude: | 10.50 (V) [1] 11.60 (B) [1] 10.45 (J) [1] 10.41 (H) [1] 9.67 (K) [1] |
| B-V Color (mag): | 1.10 |
Sources