Gamma Pyxidis (HIP 43409)

Gamma Pyxidis is an orange giant star in the constellation Pyxis. At 207 light years away, it shines at an apparent visual magnitude of 4.02. The iron abundance of Gamma Pyxidis is -0.03 (93.3% of the Sun). It is moving through the Galaxy at a speed of 54.2 km/s relative to the Sun. Its projected Galactic orbit carries it between 21,300 and 30,700 light years from the center of the Galaxy.

Sky position: RA 8h 50.5m, Dec -27 42.6'

Common designations: Gamma Pyxidis, HIP 43409, HD 75691

Now in production...

2015 Moon Calendar Poster
Makes a great gift!


Brightest stars in Pyxis:
(list all)

1

|    3.68

)   Alpha Pyxidis

2

|    3.97

)   Beta Pyxidis

3

|    4.02

)   Gamma Pyxidis

4

|    4.62

)   Kappa Pyxidis

5

|    4.71

)   Theta Pyxidis

6

|    4.71

)   Lambda Pyxidis

7

|    4.86

)   Zeta Pyxidis

8

|    4.87

)   Delta Pyxidis

9

|    5.05

)   HD 73752

10

|    5.19

)   HR 3512

11

|    5.24

)   Eta Pyxidis

12

|    5.42

)   HD 72310

13

|    5.59

)   Epsilon Pyxidis

14

|    5.61

)   HR 3362

15

|    5.74

)   HR 3479

16

|    5.75

)   HD 71801

17

|    5.86

)   HR 3513

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


Galactic Orbit of Gamma Pyxidis

(compared to the Sun)

Eccentricity: 18.1% vs. 16.0%

Angle φ : -77.5 vs. 26.0

Semi-major axis : 7,974 pc vs. 8,686 pc

Semi-minor axis: 7,842 pc vs. 8,574 pc

Focus-to-center: 1,445 pc vs. 1,388 pc

Semilatus rectum : 7,712 pc vs. 8,464 pc

Perigalacticon: 6,529 pc vs. 7,297 pc

Apogalacticon: 9,418 pc vs. 10,074 pc
 


Some Tabulated XHIP Data for Gamma Pyxidis
(see also: SIMBAD)

Astrometry
2007A&A...474..653V
  Position Proper Motion
Right Ascension: 132.63338050 0.11 mas -134.27 0.12 mas/yr.
Declination: -27.71005865 0.12 mas 87.89 0.12 mas/yr.
     
Galactic Longitude: 251.57127228 -152.16 mas/yr.
Galactic Latitude: 10.32500025 -51.01 mas/yr.

Parallax: 15.73 0.17 mas


Spectrography

Spectral Type: K2.5III 1989ApJS...71..245K.

Radial Velocity: 24.50 0.70 km/s [A rating] 2006AstL...32..759G.

Iron Abundance [Fe/H]: -0.03 0.04 dex  2007A&A...475.1003H, 1998A&A...338..623M, 1990ApJS...74.1075M.
 



Photometry
 
band magnitude Abs. Mag.
U
B 5.29 1.28
V 4.02 0.00
R
I 2.92 -1.09
J 1.91 -2.10
H 1.27 -2.75
K 1.14 -2.88

  B-V: +1.27       V-I: +1.10


Derivations

Heliocentric distance: 63.56 pc (1.1% margin of error)

Galactocentric distance: 7,420 pc

Transverse velocity: 48.4 km/s

3D heliocentric position and motion:

toward:   

Galactic center Galactic rotation North Galactic Pole
Position ( X, Y, Z) -19.8 pc -59.3 pc 11.4 pc
Velocity (U, V, W) -52.0 km/s -11.0 km/s -10.7 km/s

< Previous | HIP  43409 | Next >