16506-7110 B  2819

 
 
16h 50m 33.29s -71 09' 58.3" P.A. 172 sep 9.4 mag 9.44,11.69 Sp G8IV dist. 52.58 pc (171.52 l.y.)
 
 
Coord 2000
16506-7110
Discov num
B  2819
Comp
Coord arcsec 2000
16 50 33.29 -71 09 58.3
Date first
1931
Date last
2015
Obs
8
Pa first
175
Pa last
172
P.A. Now (θ)
172°
Sep first
8.0
Sep last
9.4
Sep. Now (ρ)
9.4"
Mag pri
9.44
Mag sec
11.69
delta mag (ΔM)
2.25
Spectral class
G8IV (yellow)
Pri motion ra
+004
Sec motion ra
+010
Pri motion dec
+042
Sec motion dec
-017
Notes
rPM=1.406
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
171.7
Precise sep
9.364
Constellation
Apus
HIP
82416
Tycho2
9279-00400-1
Gaia DR2
15437943808
HD
150981
CP
CP-70 2310
Distance
52.58
Distance ly
171.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16506-7110 B 2819 2000 4 172 9.4 9.44 11.69 G8IV D 165033.29-710958.3
16506-7110 B 2819 2010 6 173 8.1 9.44 11.69 G8IV 165033.29-710958.3
16506-7110 B 2819 2015 7 172 9.4 9.44 11.69 G8IV 165033.29-710958.3

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