15500-0355 RST 4553 AB (HD 141569)
15h 49m 57.68s -03° 55' 15.7" P.A. 312.00 sep 7.6 mag 6.90,12.50 Sp B9 dist. 116.14 pc (378.85 l.y.)
Coord 2000 |
15500-0355 |
|
Discov num |
RST4553 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 49 57.68 -03 55 15.7 |
|
Date first |
1938 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
311 |
|
Pa last |
311.5 |
|
P.A. Now (θ) |
311.5° |
|
Sep first |
7.5 |
|
Sep last |
7.56 |
|
Sep. Now (ρ) |
7.56" |
|
Mag pri |
6.90 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
5.6 |
|
Spectral class |
B9 (blue-white) |
|
Pri motion ra |
-032 |
|
Sec motion ra |
|
|
Pri motion dec |
-010 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
15500-0355 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 141569 |
140789 |
15 49 58 -03 55 16 |
RST 4553 AB |
2015 |
8 |
312 |
7.6 |
6.90 |
12.50 |
5.60 |
|
<=== |
Show |
|
140789 |
15 49 58 -03 55 16 |
RST 4553 AC |
1999 |
3 |
310 |
8.9 |
6.90 |
13.00 |
6.10 |
|
|
Show |
|
140789 |
15 49 58 -03 55 16 |
FGL 3 AD |
2018 |
2 |
290 |
0.5 |
6.90 |
|
|
|
|
Show |
|
|
15 49 57 -03 55 11 |
RST 4553 BC |
2015 |
5 |
303 |
1.3 |
12.50 |
13.00 |
0.50 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 141569 |
|
Constellation |
Libra |
|
SAO |
140789 |
|
HIP |
77542 |
|
Tycho2 |
5026-00042-1 |
|
Gaia DR2 |
4399438153527026176 |
|
HD |
141569 |
|
GC |
21274 |
|
BD |
BD-03 3833 |
|
Distance |
116.14 |
|
Distance ly |
378.85 |
|