56 Sagittarii (HIP 97290)

56 Sagittarii is an orange giant star in the constellation Sagittarius. At 207 light years away, it shines at an apparent visual magnitude of 4.87. The iron abundance of 56 Sagittarii is -0.08 (83.2% of the Sun). It is moving through the Galaxy at a speed of 51 km/s relative to the Sun. Its projected Galactic orbit carries it between 16,900 and 28,800 light years from the center of the Galaxy.

Sky position: RA 19h 46.4m, Dec -19 45.6'

Common designations: f Sagittarii, 56 Sagittarii, HIP 97290, HD 186648, HR 7515

Moon Calendar Magnets

Stick to Most Steel Surfaces


Brightest stars in Sagittarius:
(list all)

27

|    4.66

)   HR 6842

28

|    4.70

)   Terebellum

29

|    4.74

)   4 Sagittarii

30

|    4.77

)   HR 7652

31

|    4.81

)   21 Sagittarii

32

|    4.84

)   Terebellum

33

|    4.86

)   HR 7029

34

|    4.86

)   Ain al Rami

35

|    4.86

)   Psi Sagittarii

36

|    4.87

)   56 Sagittarii

37

|    4.88

)   43 Sagittarii

38

|    4.96

)   11 Sagittarii

39

|    4.99

)   HR 7659

40

|    5.00

)   HD 163755

41

|    5.00

)   Nu-2 Sagittarii

42

|    5.01

)   61 Sagittarii

43

|    5.02

)   Xi-1 Sagittarii

Location of 56 Sagittarii circled
Map detail from Stars of the Northern Hemisphere
Hover over other bright stars to identify or click to jump.


Galactic Orbit of 56 Sagittarii

(compared to the Sun)

Eccentricity: 26.2% vs. 16.0%

Angle φ : 115.1 vs. 26.0

Semi-major axis : 7,008 pc vs. 8,686 pc

Semi-minor axis: 6,764 pc vs. 8,574 pc

Focus-to-center: 1,835 pc vs. 1,388 pc

Semilatus rectum : 6,528 pc vs. 8,464 pc

Perigalacticon: 5,173 pc vs. 7,297 pc

Apogalacticon: 8,844 pc vs. 10,074 pc
 


Some Tabulated XHIP Data for 56 Sagittarii
(see also: SIMBAD)

Astrometry
2007A&A...474..653V
  Position Proper Motion
Right Ascension: 296.59091384 0.21 mas -126.90 0.40 mas/yr.
Declination: -19.76089470 0.13 mas -89.70 0.50 mas/yr.
     
Galactic Longitude: 20.64946314 -131.40 mas/yr.
Galactic Latitude: -20.66987963 82.97 mas/yr.

Parallax: 15.71 0.23 mas


Spectrography

Spectral Type: K0+ III 1989ApJS...71..245K.

Radial Velocity: 20.10 0.80 km/s [A rating] 2006AstL...32..759G.

Iron Abundance [Fe/H]: -0.08 0.04 dex  2011A&A...525A..71W, 1990ApJS...74.1075M.
 



Photometry
 
band magnitude Abs. Mag.
U
B 5.93 1.91
V 4.87 0.85
R
I 3.97 -0.05
J 3.13 -0.89
H 2.64 -1.38
K 2.57 -1.45

  B-V: +1.06       V-I: +0.90


Derivations

Heliocentric distance: 63.64 pc (1.5% margin of error)

Galactocentric distance: 7,344 pc

Transverse velocity: 46.9 km/s

3D heliocentric position and motion:

toward:   

Galactic center Galactic rotation North Galactic Pole
Position ( X, Y, Z) 55.7 pc 21.0 pc -22.5 pc
Velocity (U, V, W) 39.8 km/s -27.3 km/s 16.3 km/s

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