17548+3610 COU1303

 
 
17h 54m 48.28s +36 10' 34.2" P.A. 257 sep 1.3 mag 11.90,11.92
 
 
Coord 2000
17548+3610
Discov num
COU1303
Comp
Coord arcsec 2000
17 54 48.28 +36 10 34.2
Date first
1975
Date last
2008
Obs
4
Pa first
261
Pa last
257
P.A. Now (θ)
257°
Sep first
1.2
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
11.90
Mag sec
11.92
delta mag (ΔM)
0.02
Spectral class
Pri motion ra
+010
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.4
Precise sep
1.286
Constellation
Hercules
Tycho2
2620-02172-1
last precise pa
257.4
last precise sep
1.286
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17548+3610 COU1303 1996 3 78 1.3 11.92 11.90 175448.28+361034.2
17548+3610 COU1303 2008 4 257 1.3 11.90 11.92 175448.28+361034.2

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