IC 4997
IC 4997 is a planetary nebula in the constellation Sagitta, magnitude 10.5, 2″ across.
A 10.5-magnitude planetary nebula in Sagitta, about 2″ across. Its central star is magnitude 14.4.
When and where to see it
It is best placed in the evening sky around August, when it crosses the meridian at about 10 pm local time (around midnight in July). It can be seen from everywhere north of 73°S and never sets north of 73°N.
At its highest it stands 57° up from 50°N, 72° up from 35°N, 73° up from the equator, 38° up from 35°S.
Facts
- Type
- Planetary nebula
- Constellation
- Sagitta
- Designations
- IC 4997
- Magnitude
- 10.5
- Apparent size
- 2″
- Position
- RA 20h 20.1m, Dec +16° 44′ (J2000)
Open AstroPilot to see when IC 4997 is highest tonight from your location, how easy it is with your telescope or binoculars, and an eyepiece view.