16436-2042 HDS2374

 
 
16h 43m 37.70s -20 41' 48.0" P.A. 156 sep 0.4 mag 7.96,11.11 Sp A1/A2IV dist. 223.21 pc (728.11 l.y.)
 
 
Coord 2000
16436-2042
Discov num
HDS2374
Comp
Coord arcsec 2000
16 43 37.70 -20 41 48.0
Date first
1991
Date last
1991
Obs
1
Pa first
156
Pa last
156
P.A. Now (θ)
156°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
7.96
Mag sec
11.11
delta mag (ΔM)
3.15
Spectral class
A1/A2IV (white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156
Precise sep
0.395
Constellation
Ophiuchus
SAO
184579
HIP
81887
Tycho2
6229-00591-1
HD
150713
BD
BD-20 4547
Distance
223.21
Distance ly
728.11
last precise pa
156
last precise sep
0.395
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16436-2042 HDS2374 1991 1 156 0.4 7.96 11.11 A1/A2IV D 164337.70-204148.0

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