17507+3638 TDS 889

 
 
17h 50m 41.49s +36 37' 56.7" P.A. 9 sep 1.3 mag 11.17,11.69
 
 
Coord 2000
17507+3638
Discov num
TDS 889
Comp
Coord arcsec 2000
17 50 41.49 +36 37 56.7
Date first
1991
Date last
1991
Obs
1
Pa first
9
Pa last
9
P.A. Now (θ)
Sep first
1.3
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
11.17
Mag sec
11.69
delta mag (ΔM)
0.52
Spectral class
Pri motion ra
-009
Sec motion ra
-009
Pri motion dec
-015
Sec motion dec
-015
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9
Precise sep
1.297
Constellation
Hercules
Tycho2
2619-01957-1
last precise pa
9
last precise sep
1.297
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17507+3638 TDS 889 1991 1 9 1.3 11.17 11.69 175041.49+363756.7

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