17520+1449 TDT 542

 
 
17h 52m 00.15s +14 49' 00.9" P.A. 186 sep 0.7 mag 11.15,11.54
 
 
Coord 2000
17520+1449
Discov num
TDT 542
Comp
Coord arcsec 2000
17 52 00.15 +14 49 00.9
Date first
1991
Date last
1991
Obs
1
Pa first
186
Pa last
186
P.A. Now (θ)
186°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
11.15
Mag sec
11.54
delta mag (ΔM)
0.39
Spectral class
Pri motion ra
-015
Sec motion ra
-015
Pri motion dec
-017
Sec motion dec
-017
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
185.9
Precise sep
0.71
Constellation
Hercules
Tycho2
1006-00908-1
last precise pa
185.9
last precise sep
0.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17520+1449 TDT 542 1991 1 186 0.7 11.15 11.54 175200.15+144900.9

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