Nu Orionis (HIP 29038)

Nu Orionis is a blue main-sequence star in the constellation Orion. At 514 light years away, it shines at an apparent visual magnitude of 4.42. Nu Orionis is a component of a multiple-star system. The iron abundance of Nu Orionis is -0.05 (89.1% of the Sun). It is moving through the Galaxy at a speed of 29.1 km/s relative to the Sun.

Sky position: RA 6h 7.6m, Dec +14 46.2'

Common designations: Nu Orionis, 67 Orionis, HIP 29038, HD 41753

Moon Calendar Poster

Outstanding Lunar Images


Brightest stars in Orion:
(list all)

15

|    3.77

)   Sigma Orionis

16

|    4.06

)   Omicron-2 Orionis

17

|    4.09

)   Phi-2 Orionis

18

|    4.12

)   Mu Orionis

19

|    4.13

)   29 Orionis

20

|    4.20

)   A Orionis

21

|    4.35

)   Pi-2 Orionis

22

|    4.39

)   Phi-1 Orionis

23

|    4.39

)   Chi-1 Orionis

24

|    4.42

)   Nu Orionis

25

|    4.45

)   Xi Orionis

26

|    4.46

)   Rho Orionis

27

|    4.47

)   Pi-6 Orionis

28

|    4.50

)   Omega Orionis

29

|    4.53

)   HR 2113

30

|    4.58

)   42 Orionis

31

|    4.59

)   Psi Orionis

Location of Nu Orionis circled
Map detail from Stars of the Northern Hemisphere
Hover over other bright stars to identify or click to jump.


Galactic Orbit of Nu Orionis

(compared to the Sun)

Eccentricity: 4.9% vs. 16.0%

Angle φ : -156.8 vs. 26.0

Semi-major axis : 7,227 pc vs. 8,686 pc

Semi-minor axis: 7,218 pc vs. 8,574 pc

Focus-to-center: 357 pc vs. 1,388 pc

Semilatus rectum : 7,209 pc vs. 8,464 pc

Perigalacticon: 6,870 pc vs. 7,297 pc

Apogalacticon: 7,584 pc vs. 10,074 pc
 


Some Tabulated XHIP Data for Nu Orionis
(see also: SIMBAD)

Astrometry
2007A&A...474..653V
  Position Proper Motion
Right Ascension: 91.89300744 0.30 mas 5.90 0.30 mas/yr.
Declination: 14.76852309 0.17 mas -21.00 0.30 mas/yr.
     
Galactic Longitude: 194.80639198 21.23 mas/yr.
Galactic Latitude: -2.72121422 -5.02 mas/yr.

Parallax: 6.32 0.33 mas


Spectrography

Spectral Type: B4V 2009A&A...501..297Z.

Radial Velocity: 24.10 2.70 km/s [D rating] 2006AstL...32..759G.
This star is a spectroscopic binary with an unsolved orbit.

Iron Abundance [Fe/H]: -0.05 dex  1992ApJ...387..673G.
 



Photometry
 
band magnitude Abs. Mag.
U 3.60 -2.39
B 4.26 -1.73
V 4.42 -1.57
R
I 4.56 -1.43
J 5.00 -0.99
H 4.82 -1.17
K 4.85 -1.14

  B-V: -0.16       V-I: -0.14


Derivations

Heliocentric distance: 157.71 pc (5.2% margin of error)

Galactocentric distance: 7,552 pc

Transverse velocity: 16.3 km/s

3D heliocentric position and motion:

toward:   

Galactic center Galactic rotation North Galactic Pole
Position ( X, Y, Z) -152.3 pc -40.3 pc -7.5 pc
Velocity (U, V, W) -19.0 km/s -21.5 km/s -4.9 km/s

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