15589-2607 BU 622 AB (Fang)
15h 58m 51.12s -26° 06' 50.6" P.A. 129.00 sep 50.4 mag 2.89,11.90 Sp B1V+B2V dist. 179.53 pc (585.63 l.y.)
| Coord 2000 |
15589-2607 |
|
Discov num |
BU 622 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 58 51.12 -26 06 50.6 |
|
| Date first |
1878 |
|
Date last |
1999 |
|
Obs |
9 |
|
| Pa first |
133 |
|
Pa last |
128.7 |
|
P.A. Now (θ) |
128.7° |
|
| Sep first |
50.0 |
|
Sep last |
50.352 |
|
Sep. Now (ρ) |
50.352" |
|
| Mag pri |
2.89 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
9.01 |
|
Spectral class |
B1V+B2V (blue-white/blue-white) |
|
| Pri motion ra |
-011 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-027 |
|
Sec motion dec |
-004 |
|
| Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=1.002
This double is not physical.
15589-2607 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
183987 |
15 58 51 -26 06 51 |
SHT 60 Aa,Ab |
2000 |
1 |
244 |
2.0 |
5.10 |
13.40 |
8.30 |
|
|
| Show |
Fang |
183987 |
15 58 51 -26 06 51 |
BU 622 AB |
1999 |
9 |
129 |
50.4 |
2.89 |
11.90 |
9.01 |
|
<=== |
| Show |
|
|
15 58 54 -26 07 21 |
KOH 61 Ba,Bb |
1994 |
2 |
331 |
2.9 |
10.70 |
12.10 |
1.40 |
|
|
Quadruple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Common name |
Fang |
|
Var name |
NSV7371 Sco |
|
Constellation |
Scorpius |
|
SAO |
183987 |
|
| HIP |
78265 |
|
Tycho2 |
6783-02697-1 |
|
Gaia DR2 |
6235406071206201600 |
|
HD |
143018 |
|
| HR |
5944 |
|
GC |
21447 |
|
ADS |
9862 |
|
CD |
CD-2511228 |
|
| CP |
CP-25 5705 |
|
Bayer |
Pi Scorpii |
|
Bayer name |
Pi Sco |
|
Flamsteed |
6 Scorpii |
|
| Flamsteed name |
6 Sco |
|
FK5 |
592 |
|
Distance |
179.53 |
|
Distance ly |
585.63 |
|
| Bayer greek |
π Sco |
|
