02421+3445 ES 2276BC

 
 
02h 42m 06.42s +34 45' 32.1" P.A. 57 sep 6.1 mag 11.15,11.20
 
 
Coord 2000
02421+3445
Discov num
ES 2276
Comp
BC
Coord arcsec 2000
02 42 06.42 +34 45 32.1
Date first
1927
Date last
2013
Obs
9
Pa first
55
Pa last
57
P.A. Now (θ)
57°
Sep first
5.1
Sep last
6.1
Sep. Now (ρ)
6.1"
Mag pri
11.15
Mag sec
11.20
delta mag (ΔM)
0.05
Spectral class
Pri motion ra
-006
Sec motion ra
+035
Pri motion dec
-028
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
02421+3445 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 02421+3445 ES 2276 AB 1927 2013 9 49 30.9 10.90 11.15 0.25
Show 02421+3445 ES 2276 BC 1927 2013 9 57 6.1 11.15 11.20 0.05 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
Tycho2
2333-00408-1
last precise pa
56.8
last precise sep
6.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02421+3445 ES 2276 BC 2007 6 58 6.3 11.15 11.20 D 024206.42+344532.1
02421+3445 ES 2276 BC 2008 7 56 6.3 11.15 11.20 D 024206.42+344532.1
02421+3445 ES 2276 BC 2013 9 57 6.1 11.15 11.20 024206.42+344532.1

If you need more information about this double, apply for a data request form to the WDS.