17089-5034 HDS 2421 (HD 154575)
17h 08m 52.88s -50° 33' 52.2" P.A. 121.00 sep 0.6 mag 9.04,10.65 Sp B9V dist. 255.75 pc (834.26 l.y.)
Coord 2000 |
17089-5034 |
|
Discov num |
HDS2421 |
|
Comp |
|
|
Coord arcsec 2000 |
17 08 52.88 -50 33 52.2 |
|
Date first |
1991 |
|
Date last |
2021 |
|
Obs |
2 |
|
Pa first |
119 |
|
Pa last |
121.1 |
|
P.A. Now (θ) |
121.1° |
|
Sep first |
0.6 |
|
Sep last |
0.579 |
|
Sep. Now (ρ) |
0.579" |
|
Mag pri |
9.04 |
|
Mag sec |
10.65 |
|
delta mag (ΔM) |
1.61 |
|
Spectral class |
B9V (blue-white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
|
|
Pri motion dec |
-012 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 154575 |
|
Constellation |
Ara |
|
SAO |
244463 |
|
HIP |
83902 |
|
Tycho2 |
8336-00386-1 |
|
Gaia DR2 |
5926114786038289280 |
|
HD |
154575 |
|
CD |
CD-5011044 |
|
CP |
CP-50 9861 |
|
Distance |
255.75 |
|
Distance ly |
834.26 |
|