17123-5523 HDS 2430 AB (HD 155054)
17h 12m 19.94s -55° 23' 21.8" P.A. 119.00 sep 13.3 mag 9.12,12.35 Sp F2V dist. 184.84 pc (602.95 l.y.)
Coord 2000 |
17123-5523 |
|
Discov num |
HDS2430 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 12 19.94 -55 23 21.8 |
|
Date first |
1923 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
129 |
|
Pa last |
118.5 |
|
P.A. Now (θ) |
118.5° |
|
Sep first |
14.6 |
|
Sep last |
13.338 |
|
Sep. Now (ρ) |
13.338" |
|
Mag pri |
9.12 |
|
Mag sec |
12.35 |
|
delta mag (ΔM) |
3.23 |
|
Spectral class |
F2V (yellow-white) |
|
Pri motion ra |
-003 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-034 |
|
Sec motion dec |
-033 |
|
Notes |
W
|
|
rPM=0.041 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 155054 |
|
Constellation |
Ara |
|
SAO |
244510 |
|
HIP |
84157 |
|
Tycho2 |
8731-00254-1 |
|
HD |
155054 |
|
CP |
CP-55 7939 |
|
Distance |
184.84 |
|
Distance ly |
602.95 |
|