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
HR1681
HR1681 is a hypergiant star of spectral class K0 in the constellation of Orion.
HR1681 visual magnitude is 6.1. Because of its faintness, HR1681 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where HR1681 is situated in the Hertzsprung–Russell diagram.
Distance, Radial Speed, Proper Motion
HR1681 is distant 314.37 light years from the Sun and it is moving far from the Sun at the speed of 26 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's HR1681 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):