56 Sagittarii, an orange giant star in Sagittarius
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.
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
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Brightest stars in Sagittarius:
(list all)
| Rank | Mag. | Star |
| 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
| Rank | Mag. | Star |
| 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 |
Hover over other bright stars to identify or click to jump.
Galactic Orbit of 56 Sagittarii
(compared to the Sun)
E
ccentricity: 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 pcvs. 1,388 pcSemilatus rectum : 6,528 pc vs. 8,464 pc
Perigalacticon: 5,173 pc vs. 7,297 pc
Apogalacticon
: 8,844 pcvs. 10,074 pcSome 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 |