19583-1745 HJ 2911

 
 
19h 58m 17.24s -17 44' 11.3" P.A. 94 sep 20.6 mag 10.90,12.93
 
 
Coord 2000
19583-1745
Discov num
HJ 2911
Comp
Coord arcsec 2000
19 58 17.24 -17 44 11.3
Date first
1830
Date last
2010
Obs
5
Pa first
99
Pa last
94
P.A. Now (θ)
94°
Sep first
15.0
Sep last
20.6
Sep. Now (ρ)
20.6"
Mag pri
10.90
Mag sec
12.93
delta mag (ΔM)
2.03
Spectral class
Pri motion ra
+012
Sec motion ra
+007
Pri motion dec
-020
Sec motion dec
-013
Notes
rPM=0.369
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
93.7
Precise sep
20.64
Constellation
Sagittarius
Tycho2
6317-01480-1
last precise pa
93.7
last precise sep
20.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19583-1745 HJ 2911 1830 1 99 15.0 10.90 11.90 195817.25-174411.3
19583-1745 HJ 2911 2000 2 94 20.8 10.90 13.00 195817.24-174411.3
19583-1745 HJ 2911 2010 5 94 20.6 10.90 12.93 195817.24-174411.3

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