15383-2021 B  2786BC

 
 
15h 38m 14.57s -20 18' 48.6" P.A. 100 sep 3.5 mag 10.93,12.10
 
 
Coord 2000
15383-2021
Discov num
B  2786
Comp
BC
Coord arcsec 2000
15 38 14.57 -20 18 48.6
Date first
1929
Date last
2001
Obs
5
Pa first
90
Pa last
100
P.A. Now (θ)
100°
Sep first
4.0
Sep last
3.5
Sep. Now (ρ)
3.5"
Mag pri
10.93
Mag sec
12.10
delta mag (ΔM)
1.17
Spectral class
Pri motion ra
-083
Sec motion ra
+002
Pri motion dec
+010
Sec motion dec
-006
Notes
rPM=1.035
This double is not physical.
 
 
15383-2021 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 183648 15383-2021 B 2786 AB 1929 2001 6 336 138.9 8.63 10.93 2.30
Show 15383-2021 B 2786 BC 1929 2001 5 100 3.5 10.93 12.10 1.17 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
100.4
Precise sep
3.451
Cdsa2 id
B 2786 BC
Constellation
Libra
Tycho2
6193-00118-1
Ra deg
15.637380555555556
De deg
-20.3135
last precise pa
100.4
last precise sep
3.451
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15383-2021 B 2786 BC 1965 2 100 3.7 10.20 11.20 153820.00-202100.0
15383-2021 B 2786 BC 1998 3 100 3.2 10.93 12.10 153814.57-201848.6
15383-2021 B 2786 BC 2001 5 100 3.5 10.93 12.10 D 153814.57-201848.6

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