Planetary Nebula IC 4634

IC 4634
IC 4634: Image taken with Hubble Space Telescope. © ESA/Hubble & NASA [699]

History

This planetary nebula was discovered by the Scottish-American astronomer Williamina Fleming in 1894 on an objective-prism plate taken at the Harvard's Arequipa station. She was an assistant to Edwart Pickering, an astronomy professor at Harward University. [277, 364]

Physical Properties

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Designation IC 4634
Type PN
Right Ascension (J2000.0) 17h 01m 33.6s
Declination (J2000.0) -21° 49' 32"
Diameter 0.4 arcmin
Photographic (blue) magnitude 10.7 mag
Visual magnitude 10.9 mag
Metric Distance 2.301 kpc
Dreyer Description Planetary, stellar
Identification, Remarks PK 0+12.1; ESO 587-PN1; CS=13.8

Finder Chart

The planetary nebula IC 4634 is located in the constellation Ophiuchus, about 1° 12' northwest of the globular cluster NGC 6287, which can serve as a guide for finding it. IC 4634 is in opposition to the Sun on 6 June and is best observed from Switzerland during the months of March to August.

Finder Chart Planetary Nebula IC 4634
Planetary Nebula IC 4634 in constellation Ophiuchus. Charts created using SkySafari 6 Pro and STScI Digitized Sky Survey. Limiting magnitudes: Constellation chart ~6.5 mag, DSS2 close-ups ~20 mag. [149, 160]

Objects Within a Radius of 10°

References