17120+1833 LDS5173

 
 
17h 11m 59.60s +18 32' 17.2" P.A. 91 sep 172.4 mag 15.53,17.50
 
 
Coord 2000
17120+1833
Discov num
LDS5173
Comp
Coord arcsec 2000
17 11 59.60 +18 32 17.2
Date first
1960
Date last
2015
Obs
4
Pa first
91
Pa last
91
P.A. Now (θ)
91°
Sep first
172.0
Sep last
172.4
Sep. Now (ρ)
172.4"
Mag pri
15.53
Mag sec
17.50
delta mag (ΔM)
1.97
Spectral class
Pri motion ra
-032
Sec motion ra
-040
Pri motion dec
-076
Sec motion dec
-120
Notes
rPM=0.354
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
90.9
Precise sep
172.435
Constellation
Hercules
Gaia DR2
59367258624
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17120+1833 LDS5173 1997 2 91 172.6 15.53 17.50 D 171159.60+183217.2
17120+1833 LDS5173 2010 3 91 172.4 15.53 17.50 171159.60+183217.2
17120+1833 LDS5173 2015 4 91 172.4 15.53 17.50 171159.60+183217.2

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