31 Orionis
DSS image of 31 Orionis
Overlaid DSS image of 31 Orionis, 60' x 60' with north at top and west to the right

Aladin viewer for the region around 31 Orionis
CI Ori, 31Ori
BD-01 913, HD 36167, HR 1834, WDS J05297-0106A, SAO 132176, GSC 04753-01894, HIP 25737

Type  Star
Magnitude  4.71
Right Ascension  5h 29' 44.0"  (2000)
Declination  1° 5' 32" S
Constellation  Orion
Classification  K4III
Observing Notes

Andrew Cooper
Nov 25, 2020    Waikoloa, HI (map)
20cm f/6 Newtonian, Cave Astrola @ 76x

Rich orange, a 9th magnitude companion sits 13" east appearing quite faint near its 4.7 magnitude primary

Gaia DR2 data reveals that this is likely a physical pair with comparable parallax and proper motion
Other Data Sources for 31 Orionis
Nearby objects for 31 Orionis
5 objects found within 60'
HD 36591 IC 423 IC 424
Mintaka VV Orionis

Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.

A complete list of credits and sources can be found on the about page

31 Orionis