16398-5200 HDS2364

 
 
16h 39m 46.96s -51 59' 39.2" P.A. 163 sep 21.5 mag 7.71,9.00 Sp G4V+K2V dist. 31.49 pc (102.72 l.y.)
 
 
Coord 2000
16398-5200
Discov num
HDS2364
Comp
Coord arcsec 2000
16 39 46.96 -51 59 39.2
Date first
1904
Date last
2010
Obs
13
Pa first
163
Pa last
163
P.A. Now (θ)
163°
Sep first
21.3
Sep last
21.5
Sep. Now (ρ)
21.5"
Mag pri
7.71
Mag sec
9.00
delta mag (ΔM)
1.29
Spectral class
G4V+K2V (yellow/yellow-orange)
Pri motion ra
+110
Sec motion ra
+107
Pri motion dec
-044
Sec motion dec
-049
Notes
rPM=0.049 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
162.9
Precise sep
21.5
Constellation
Ara
SAO
244042
HIP
81592
Tycho2
8337-00037-1
HD
149813
CD
CD-5110391
CP
CP-51 9801
Distance
31.49
Distance ly
102.72
last precise pa
162.9
last precise sep
21.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16398-5200 HDS2364 1999 10 163 21.5 7.71 9.00 K1:III+. YD 163946.96-515939.2
16398-5200 HDS2364 2010 13 163 21.5 7.71 9.00 G4V+K2V VYD 163946.96-515939.2

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