17293-1647 HDS2470

 
 
17h 29m 19.55s -16 47' 29.1" P.A. 88 sep 8.2 mag 9.80,12.86 Sp F6 dist. 93.98 pc (306.56 l.y.)
 
 
Coord 2000
17293-1647
Discov num
HDS2470
Comp
Coord arcsec 2000
17 29 19.55 -16 47 29.1
Date first
1991
Date last
2010
Obs
5
Pa first
90
Pa last
88
P.A. Now (θ)
88°
Sep first
8.3
Sep last
8.2
Sep. Now (ρ)
8.2"
Mag pri
9.80
Mag sec
12.86
delta mag (ΔM)
3.06
Spectral class
F6 (yellow-white)
Pri motion ra
-010
Sec motion ra
-007
Pri motion dec
-010
Sec motion dec
-011
Notes
rPM=0.224 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
88.4
Precise sep
8.2
Constellation
Ophiuchus
HIP
85581
Tycho2
6235-02701-1
HD
158335
BD
BD-16 4527
Distance
93.98
Distance ly
306.56
last precise pa
88.4
last precise sep
8.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17293-1647 HDS2470 1998 3 91 8.3 9.80 12.86 F6 D 172919.55-164729.1
17293-1647 HDS2470 1999 4 90 8.3 9.80 12.86 F6 D 172919.55-164729.1
17293-1647 HDS2470 2010 5 88 8.2 9.80 12.86 F6 172919.55-164729.1

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