52 Sagittarii, a blue main-sequence star in Sagittarius
52 Sagittarii is a blue main-sequence star in the constellation Sagittarius. At 190 light years away, it shines at an apparent visual magnitude of 4.59.
52 Sagittarii (HIP 96465)
52 Sagittarii is a blue main-sequence star in the constellation Sagittarius. At 190 light years away, it shines at an apparent visual magnitude of 4.59. 52 Sagittarii is a multiple-star system. It is moving through the Galaxy at a speed of 27.4 km/s relative to the Sun. Its projected Galactic orbit carries it between 23,600 and 28,900 light years from the center of the Galaxy. It will come closest to the Sun 1.4 million years from now when it will brighten to magnitude 3.88 from a distance of 136 light years.
Sky position: RA 19h 36.7m, Dec -24° 52.8'
Common designations: h-2 Sagittarii, 52 Sagittarii, HIP 96465, HD 184707, HR 7440
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Brightest stars in Sagittarius:
(list all)
| Rank | Mag. | Star |
| 16 | 3.96 | Rukbat |
| 17 | 4.12 | Iota Sagittarii |
| 18 | 4.27 | Arkab Posterior |
| 19 | 4.37 | Theta-1 Sagittarii |
| 20 | 4.43 | Terebellum |
| 21 | 4.52 | Upsilon Sagittarii |
| 22 | 4.53 | X Sagittarii |
| 23 | 4.54 | Terebellum |
| 24 | 4.55 | HR 6766 |
25
| 4.59
) 52 Sagittarii
| Rank | Mag. | Star |
| 26 | 4.66 | Nash |
| 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 |
Hover over other bright stars to identify or click to jump.
Galactic Orbit of 52 Sagittarii
(compared to the Sun)
E
ccentricity: 10.0% vs. 16.0%Angle φ : -32.2°vs. 26.0°
Semi-major axis : 8,052 pc vs. 8,686 pc
Semi-minor axis: 8,011 pc vs. 8,574 pc
Focus-to-center
: 808 pcvs. 1,388 pcSemilatus rectum : 7,971 pc vs. 8,464 pc
Perigalacticon: 7,244 pc vs. 7,297 pc
Apogalacticon
: 8,860 pcvs. 10,074 pcSome Tabulated XHIP Data for 52 Sagittarii
(see also: SIMBAD)
Astrometry
2007A&A...474..653V
| Position | Proper Motion | |
| Right Ascension: | 294.17662069° ±0.21 mas | 68.30 ±0.28 mas/yr. |
| Declination: | -24.88356683° ±0.14 mas | -21.51 ±0.18 mas/yr. |
| Galactic Longitude: | 14.68257383° | 4.76 mas/yr. |
| Galactic Latitude: | -20.50590581° | -71.45 mas/yr. |
Parallax: 17.20 ± 0.23 mas
Spectrography
Spectral Type: B8/9 V 1988MSS...C04....0H.
Radial Velocity: -19.00 ±2.80 km/s [A rating] 2006AstL...32..759G.
Iron Abundance [Fe/H]:
n/a
Photometry
band
magnitude
Abs. Mag.
U
B
4.52
0.69
V
4.59
0.77
R
I
4.65
0.83
J
H
K
B-V: -0.07 V-I: -0.06
Derivations
Heliocentric distance: 58.13 pc (1.3% margin of error)
Galactocentric distance: 7,347 pc
Transverse velocity: 19.7 km/s
3D heliocentric position and motion:
|
toward: |
Galactic center | Galactic rotation | North Galactic Pole |
| Position ( X, Y, Z) | 52.7 pc | 13.8 pc | -20.4 pc |
| Velocity (U, V, W) | -24.2 km/s | -5.0 km/s | -11.8 km/s |