12073+3253 ES 2470

 
 
12h 07m 20.20s +32 53' 13.0" P.A. 138 sep 4.1 mag 11.55,13.10
 
 
Coord 2000
12073+3253
Discov num
ES 2470
Comp
Coord arcsec 2000
12 07 20.20 +32 53 13.0
Date first
1931
Date last
2017
Obs
9
Pa first
136
Pa last
138
P.A. Now (θ)
138°
Sep first
4.2
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
11.55
Mag sec
13.10
delta mag (ΔM)
1.55
Spectral class
Pri motion ra
-001
Sec motion ra
Pri motion dec
-116
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138.4
Precise sep
4.104
Constellation
Coma Berenices
Tycho2
2527-01627-1
last precise pa
138.4
last precise sep
4.104
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12073+3253 ES 2470 2004 4 141 4.1 11.55 13.10 D 120720.20+325313.0
12073+3253 ES 2470 2015 7 138 4.0 11.55 13.10 120720.20+325313.0
12073+3253 ES 2470 2016 9 137 3.8 11.55 13.10 120720.20+325313.0
12073+3253 ES 2470 2017 9 138 4.1 11.55 13.10 120720.20+325313.0

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