16579+4523 ES 1254

 
 
16h 57m 57.85s +45 23' 14.6" P.A. 135 sep 5 mag 10.85,13.90
 
 
Coord 2000
16579+4523
Discov num
ES 1254
Comp
Coord arcsec 2000
16 57 57.85 +45 23 14.6
Date first
1913
Date last
2013
Obs
4
Pa first
133
Pa last
135
P.A. Now (θ)
135°
Sep first
5.3
Sep last
5.0
Sep. Now (ρ)
5"
Mag pri
10.85
Mag sec
13.90
delta mag (ΔM)
3.05
Spectral class
Pri motion ra
-014
Sec motion ra
Pri motion dec
+012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
134.8
Precise sep
4.958
Constellation
Hercules
Tycho2
3500-00869-1
last precise pa
134.8
last precise sep
4.958
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16579+4523 ES 1254 1998 2 134 4.9 10.85 13.90 D 165757.85+452314.6
16579+4523 ES 1254 2003 3 135 4.9 10.85 13.90 D 165757.85+452314.6
16579+4523 ES 1254 2013 4 135 5.0 10.85 13.90 165757.85+452314.6

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