02564+3716 ES 2146AB

 
 
02h 56m 21.75s +37 16' 19.4" P.A. 93 sep 4 mag 11.50,12.00
 
 
Coord 2000
02564+3716
Discov num
ES 2146
Comp
AB
Coord arcsec 2000
02 56 21.75 +37 16 19.4
Date first
1925
Date last
2015
Obs
9
Pa first
94
Pa last
93
P.A. Now (θ)
93°
Sep first
3.3
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
11.50
Mag sec
12.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-000
Sec motion ra
+003
Pri motion dec
-006
Sec motion dec
-013
Notes
R (Red magnitudes)
rPM=0.571
Nature of this double is uncertain.
 
 
02564+3716 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 02564+3716 ES 2146 AB 1925 2015 9 93 4.0 11.50 12.00 0.50 <===
Show 02564+3716 ES 2146 AC 1925 2015 12 103 8.8 11.50 11.60 0.10
Show 02564+3716 ES 2146 BC 1998 2013 3 110 5.0 12.00 11.60 0.40
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
93
Precise sep
3.96
Constellation
Perseus
last precise pa
93
last precise sep
3.96
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02564+3716 ES 2146 AB 1998 6 93 4.0 12.47 12.73 DB 025621.60+371620.1
02564+3716 ES 2146 AB 2002 7 94 4.2 12.47 12.73 DB 025621.60+371620.1
02564+3716 ES 2146 AB 2013 8 94 4.0 11.50 12.00 R 025621.75+371619.4
02564+3716 ES 2146 AB 2015 9 93 4.0 11.50 12.00 R 025621.75+371619.4

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