16519-2120 RSS 419

 
 
16h 51m 56.41s -21 19' 50.1" P.A. 164 sep 18.1 mag 9.59,13.00 Sp A9IV/V dist. 375.94 pc (1226.32 l.y.)
 
 
Coord 2000
16519-2120
Discov num
RSS 419
Comp
Coord arcsec 2000
16 51 56.41 -21 19 50.1
Date first
1977
Date last
2010
Obs
4
Pa first
165
Pa last
164
P.A. Now (θ)
164°
Sep first
17.7
Sep last
18.1
Sep. Now (ρ)
18.1"
Mag pri
9.59
Mag sec
13.00
delta mag (ΔM)
3.41
Spectral class
A9IV/V (white)
Pri motion ra
-004
Sec motion ra
+001
Pri motion dec
-008
Sec motion dec
-012
Notes
N (See Notes)
rPM=0.532
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
163.6
Precise sep
18.11
Constellation
Ophiuchus
SAO
184728
HIP
82519
Tycho2
6230-01600-1
HD
152055
BD
BD-21 4430
Distance
375.94
Distance ly
1226.32
last precise pa
163.6
last precise sep
18.11
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16519-2120 RSS 419 1998 2 163 18.1 9.59 13.00 A9IV/V N D 165156.41-211950.1
16519-2120 RSS 419 1999 3 164 18.1 9.59 13.00 A9IV/V N D 165156.41-211950.1
16519-2120 RSS 419 2010 4 163 18.0 9.59 13.00 A9IV/V N 165156.41-211950.1

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