15471-2520 UC 3064AB

 
 
15h 47m 07.47s -25 19' 46.8" P.A. 300 sep 16.8 mag 10.90,15.40 Sp K4Ve
 
 
Coord 2000
15471-2520
Discov num
UC 3064
Comp
AB
Coord arcsec 2000
15 47 07.47 -25 19 46.8
Date first
1999
Date last
2015
Obs
4
Pa first
300
Pa last
300
P.A. Now (θ)
300°
Sep first
16.9
Sep last
16.8
Sep. Now (ρ)
16.8"
Mag pri
10.90
Mag sec
15.40
delta mag (ΔM)
4.5
Spectral class
K4Ve (yellow-orange)
Pri motion ra
-031
Sec motion ra
-036
Pri motion dec
-042
Sec motion dec
-037
Notes
V (Proper motion indicates physical)
rPM=0.135 (< 0.3, Physical double)
This double is physical.
 
 
15471-2520 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15471-2520 UC 3064 AB 1999 2015 4 300 16.8 10.90 15.40 4.50 <===
Show 15471-2520 UC 3064 AC 1999 2015 4 265 11.4 10.90 16.10 5.20
Show 15471-2520 UC 3064 BC 1999 2015 4 161 9.9 15.40 16.10 0.70
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
299.5
Precise sep
16.839
Constellation
Libra
Tycho2
6782-00900-1
Gaia DR2
83716978432
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15471-2520 UC 3064 AB 1999 2 300 16.8 10.90 15.40 V 154707.47-251946.8
15471-2520 UC 3064 AB 2000 2 300 16.8 10.90 15.40 V 154707.47-251946.8
15471-2520 UC 3064 AB 2015 4 300 16.8 10.90 15.40 K4Ve V 154707.47-251946.8

If you need more information about this double, apply for a data request form to the WDS.