In Evidence
Other stars in Orion
- Rigel
- Betelgeuse
- Bellatrix
- Alnilam
- Alnitak
- Saiph
- Mintaka
- Hatysa
- Tabit
- η Orionis
- Meissa
- τ Orionis
- π4 Orionis
- π5 Orionis
- σ Orionis
- ο2 Orionis
- φ2 Orionis
- μ Orionis
- 29 Orionis
- 32 Orionis
- ζ Orionis
- π2 Orionis
- φ1 Orionis
- χ1 Orionis
- ν Orionis
- ρ Orionis
- π6 Orionis
- ξ Orionis
- HR2113
- ω Orionis
- 42 Orionis
- ψ2 Orionis
- υ Orionis
- χ2 Orionis
- π1 Orionis
- 11 Orionis
- 31 Orionis
- 22 Orionis
- ο1 Orionis
- HR1887
- 56 Orionis
- 49 Orionis
- 15 Orionis
- HR2275
- 51 Orionis
- HR1952
- 69 Orionis
- ψ1 Orionis
- 23 Orionis
- 74 Orionis
- 27 Orionis
- θ2 Orionis
- 64 Orionis
- HR1684
- 6 Orionis
- 71 Orionis
- 60 Orionis
- 45 Orionis
- 52 Orionis
- 72 Orionis
- HR1571
- 5 Orionis
- 73 Orionis
- HR1868
- 14 Orionis
- 21 Orionis
- HR1861
- 55 Orionis
- 38 Orionis
- HR1519
- 75 Orionis
- HR1507
- HR2063
- 16 Orionis
- 33 Orionis
- HR1709
- 18 Orionis
- HR1883
- HR1799
- λ Orionis
- 66 Orionis
- 35 Orionis
- HR2233
- HR1886
- 63 Orionis
- HR1764
- HR2269
- HR2099
- HR1781
- HR2251
- HR1911
- HR2174
- 68 Orionis
- HR1833
- HR1987
- HR1830
- HR2014
- HR1763
- HR1576
- HR2218
- HR2076
- HR2070
- HR2214
- HR1920
- HR1691
- HR1687
- HR1778
- 59 Orionis
- HR1697
- HR2222
- HR1618
- 57 Orionis
- HR1874
- HR1955
- HR1832
- HR1908
- HR1988
- HR1933
- HR2019
- HR2039
- HR2007
- HR2024
- HR1574
- HR2075
- HR1940
- HR2287
- HR2057
- HR1967
- HR2001
- HR1534
- HR2191
- HR1918
- HR1646
- HR2030
- HR2231
- HR2133
- HR1701
- HR1978
- HR1600
- HR1681
- HR1553
- HR1782
- HR1913
- HR2048
- HR1717
- HR2253
- HR1809
- HR1803
- HR1648
- 13 Orionis
- HR1923
- HR1837
- HR2097
- HR1848
- HR1873
- HR2093
- HR1950
- HR1591
- HR1806
- HR2259
- HR2308
- HR1891
- HR1619
- HR1685
- HR2071
- HR2051
- HR1970
- HR2258
- HR1613
- HR1703
- HR1786
- HR1840
- HR2302
- HR1522
- HR2184
- HR1748
- HR1986
- HR1777
- HR1596
- HR1819
- HR2236
- HR1704
- HR1898
- HR1759
- HR1826
- HR2235
- HR1900
- HR1820
- HR1807
- HR1724
- HR1959
- HR2208
- HR1863
- HR1578
- HR1942
- HR1957
- HR1906
- HR2276
- HR2167
- HR1890
- HR1761
- HR1800
- HR2058
- HR2248
- HR2207
- HR2250
- HR2050
- HR1871
- HR2127
- HR2067
- HR1565
- HR2210
- HR2109
- HR2246
- HR2232
- HR1932
- HR1610
- HR1690
- θ1 Orionis
- HR2038
- δ Orionis
- HR1609
31 Orionis
31 Orionis is a variable and double giant star of spectral class K5 in the constellation of Orion.
31 Orionis visual magnitude is 4.71. Because of its moderate brightness, 31 Orionis is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where 31 Orionis is situated in the Hertzsprung–Russell diagram.
Star System Properties
31 Orionis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 31 Orionis double sysyem:
Distance, Radial Speed, Proper Motion
31 Orionis is distant 455.94 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's 31 Orionis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):