19550-2352 WHC  17

 
 
19h 54m 57.67s -23 51' 44.8" P.A. 104 sep 11.9 mag 9.53,10.90 Sp F6V
 
 
Coord 2000
19550-2352
Discov num
WHC  17
Comp
Coord arcsec 2000
19 54 57.67 -23 51 44.8
Date first
1885
Date last
2015
Obs
11
Pa first
117
Pa last
104
P.A. Now (θ)
104°
Sep first
17.3
Sep last
11.9
Sep. Now (ρ)
11.9"
Mag pri
9.53
Mag sec
10.90
delta mag (ΔM)
1.37
Spectral class
F6V (yellow-white)
Pri motion ra
+039
Sec motion ra
+005
Pri motion dec
-034
Sec motion dec
-005
Notes
Y (Parallax indicates components are non-physical)
rPM=0.864
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
103.5
Precise sep
11.901
Constellation
Sagittarius
SAO
188705
Tycho2
6891-02747-1
Gaia DR2
75026281600
HD
188223
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19550-2352 WHC 17 1999 9 105 12.4 9.53 10.90 F6V D 195457.67-235144.8
19550-2352 WHC 17 2010 11 104 12.0 9.53 10.90 F6V Y 195457.67-235144.8
19550-2352 WHC 17 2015 11 104 11.9 9.53 10.90 F6V Y 195457.67-235144.8

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