17513+1723 TDT 536

 
 
17h 51m 18.78s +17 23' 08.7" P.A. 62 sep 1 mag 10.37,10.79
 
 
Coord 2000
17513+1723
Discov num
TDT 536
Comp
Coord arcsec 2000
17 51 18.78 +17 23 08.7
Date first
1991
Date last
2015
Obs
4
Pa first
60
Pa last
62
P.A. Now (θ)
62°
Sep first
0.8
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
10.37
Mag sec
10.79
delta mag (ΔM)
0.42
Spectral class
Pri motion ra
+018
Sec motion ra
+018
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
61.8
Precise sep
0.99
Constellation
Hercules
Tycho2
1556-01121-1
last precise pa
61.8
last precise sep
0.99
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17513+1723 TDT 536 1991 1 60 0.8 10.37 10.79 175118.78+172308.7
17513+1723 TDT 536 2007 2 61 1.0 10.37 10.79 175118.78+172308.7
17513+1723 TDT 536 2010 3 62 1.0 10.37 10.79 175118.78+172308.7
17513+1723 TDT 536 2015 4 62 1.0 10.37 10.79 175118.78+172308.7

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