15493-0458 A 20 AB (HD 141461)
15h 49m 17.84s -04° 57' 41.3" P.A. 239.00 sep 0.8 mag 8.48,10.76 Sp B9 dist. 917.43 pc (2992.66 l.y.)
| Coord 2000 |
15493-0458 |
|
Discov num |
A 20 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 49 17.84 -04 57 41.3 |
|
| Date first |
1899 |
|
Date last |
1991 |
|
Obs |
9 |
|
| Pa first |
233 |
|
Pa last |
238.6 |
|
P.A. Now (θ) |
238.6° |
|
| Sep first |
0.8 |
|
Sep last |
0.82 |
|
Sep. Now (ρ) |
0.82" |
|
| Mag pri |
8.48 |
|
Mag sec |
10.76 |
|
delta mag (ΔM) |
2.28 |
|
Spectral class |
B9 (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
rPM=0.277 (< 0.3, Physical double)
This double is physical.
15493-0458 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 141461 |
140782 |
15 49 18 -04 57 41 |
A 20 AB |
1991 |
9 |
239 |
0.8 |
8.48 |
10.76 |
2.28 |
|
<=== |
| Show |
|
140782 |
15 49 18 -04 57 41 |
A 20 AC |
2015 |
10 |
24 |
7.9 |
8.48 |
14.00 |
5.52 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 141461 |
|
Constellation |
Libra |
|
SAO |
140782 |
|
HIP |
77486 |
|
| Tycho2 |
5026-00260-1 |
|
Gaia DR2 |
4399209489463627904 |
|
HD |
141461 |
|
BD |
BD-04 3982 |
|
| Distance |
917.43 |
|
Distance ly |
2992.66 |
|
