15481-5811 SKF 2839 AB
15h 48m 03.24s -58° 11' 11.9" P.A. 26.00 sep 20.5 mag 11.70,14.00 Sp M1.5V+M4V
Coord 2000 |
15481-5811 |
|
Discov num |
SKF2839 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 48 03.24 -58 11 11.9 |
|
Date first |
1975 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
25 |
|
Pa last |
26.4 |
|
P.A. Now (θ) |
26.4° |
|
Sep first |
20.5 |
|
Sep last |
20.51 |
|
Sep. Now (ρ) |
20.51" |
|
Mag pri |
11.70 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
M1.5V+M4V (red/red) |
|
Pri motion ra |
-512 |
|
Sec motion ra |
-509 |
|
Pri motion dec |
-207 |
|
Sec motion dec |
-211 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.009 (< 0.3, Physical double)
This double is physical.
15481-5811 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
15 48 03 -58 11 12 |
SKF 2839 Aa,Ab |
2021 |
8 |
108 |
0.2 |
11.00 |
12.60 |
1.60 |
|
|
Show |
|
|
15 48 03 -58 11 12 |
SKF 2839 AB |
2015 |
5 |
26 |
20.5 |
11.70 |
14.00 |
2.30 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS