15531+3445 LDS 6309 AB
15h 53m 06.37s +34° 45' 13.9" P.A. 173.00 sep 26.7 mag 11.71,13.18 Sp M3.0V+M3V
Coord 2000 |
15531+3445 |
|
Discov num |
LDS6309 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 53 06.37 +34 45 13.9 |
|
Date first |
1960 |
|
Date last |
2016 |
|
Obs |
9 |
|
Pa first |
174 |
|
Pa last |
172.5 |
|
P.A. Now (θ) |
172.5° |
|
Sep first |
26.0 |
|
Sep last |
26.668 |
|
Sep. Now (ρ) |
26.668" |
|
Mag pri |
11.71 |
|
Mag sec |
13.18 |
|
delta mag (ΔM) |
1.47 |
|
Spectral class |
M3.0V+M3V (red/red) |
|
Pri motion ra |
+250 |
|
Sec motion ra |
+250 |
|
Pri motion dec |
-507 |
|
Sec motion dec |
-507 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
This double is physical.
15531+3445 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
15 53 06 +34 45 14 |
RAO 340 Aa,Ab |
2016 |
2 |
305 |
0.4 |
11.60 |
13.30 |
1.70 |
|
|
Show |
|
|
15 53 06 +34 45 14 |
LDS 6309 AB |
2016 |
9 |
173 |
26.7 |
11.71 |
13.18 |
1.47 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Corona Borealis |
|