00172-1921 LDS   9AB

 
 
00h 17m 18.27s -19 20' 19.4" P.A. 101.00 sep 114.9 mag 10.27,10.81
 
 
Coord 2000
00172-1921
Discov num
LDS   9
Comp
AB
Coord arcsec 2000
00 17 18.27 -19 20 19.4
Date first
1970
Date last
2015
Obs
8
Pa first
101
Pa last
101
P.A. Now (θ)
101°
Sep first
114.9
Sep last
114.9
Sep. Now (ρ)
114.9"
Mag pri
10.27
Mag sec
10.81
delta mag (ΔM)
0.54
Spectral class
Pri motion ra
-095
Sec motion ra
-094
Pri motion dec
-030
Sec motion dec
-026
Notes
N (See Notes)
rPM=0.041 (< 0.3, Physical double)
This double is physical.
 
 
00172-1921 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 00172-1921 LDS 9 AB 1970 2015 8 101 114.9 10.27 10.81 0.54 <===
Show 00172-1921 KPP4345 AC 1999 2015 2 328 7.5 10.60 14.90 4.30
Show 00172-1921 KPP4345 BC 1999 2016 2 284 120.1 10.29 15.12 4.83
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
100.9
Precise sep
114.882
Constellation
Cetus
Tycho2
5842-00409-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00172-1921 LDS 9 AB 2015 8 101 114.9 10.27 10.81 N 001718.27-192019.4

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