17505-5337 HJ 4978 (Ups1 Ara)
17h 50m 28.40s -53° 36' 44.7" P.A. 268.00 sep 12.3 mag 5.69,9.22 Sp B3III+B9V dist. 303.03 pc (988.48 l.y.)
Coord 2000 |
17505-5337 |
|
Discov num |
HJ 4978 |
|
Comp |
|
|
Coord arcsec 2000 |
17 50 28.40 -53 36 44.7 |
|
Date first |
1834 |
|
Date last |
2016 |
|
Obs |
18 |
|
Pa first |
270 |
|
Pa last |
267.7 |
|
P.A. Now (θ) |
267.7° |
|
Sep first |
12.1 |
|
Sep last |
12.26 |
|
Sep. Now (ρ) |
12.26" |
|
Mag pri |
5.69 |
|
Mag sec |
9.22 |
|
delta mag (ΔM) |
3.53 |
|
Spectral class |
B3III+B9V (blue-white/blue-white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
-010 |
|
Notes |
N
Z
(See Notes, Parallax indicates components are physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
Ups1 Ara |
|
Var name |
V539 Ara |
|
Constellation |
Ara |
|
SAO |
245065 |
|
HIP |
87314 |
|
Tycho2 |
8742-03096-1 |
|
Gaia DR2 |
5921022161722960512 |
|
HD |
161783 |
|
HR |
6622 |
|
GC |
24187 |
|
CP |
CP-53 8799 |
|
Bayer |
Upsilon 1 Arae |
|
Bayer name |
Ups1 Ara |
|
Distance |
303.03 |
|
Distance ly |
988.48 |
|
Bayer greek |
υ1 Ara |
|