02454+5634 STF 297AB

 
 
02h 45m 24.74s +56 33' 49.3" P.A. 279 sep 15.8 mag 8.55,8.87 Sp A0V dist. 193.42 pc (630.94 l.y.)
 
 
Coord 2000
02454+5634
Discov num
STF 297
Comp
AB
Coord arcsec 2000
02 45 24.74 +56 33 49.3
Date first
1790
Date last
2015
Obs
40
Pa first
270
Pa last
279
P.A. Now (θ)
279°
Sep first
17.0
Sep last
15.8
Sep. Now (ρ)
15.8"
Mag pri
8.55
Mag sec
8.87
delta mag (ΔM)
0.32
Spectral class
A0V (white)
Pri motion ra
+006
Sec motion ra
+007
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
02454+5634 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 23588 02454+5634 MLR 599 Aa,Ab 1983 2010 3 0 0.2 8.55
Show 23588 02454+5634 STF 297 AB 1790 2015 40 279 15.8 8.55 8.87 0.32 <===
Show 23588 02454+5634 STF 297 AC 1831 2015 15 108 28.6 8.55 11.35 2.80
Show 23588 02454+5634 STF 297 BC 1831 2015 14 105 44.3 8.87 11.35 2.48
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
23588
HIP
12866
Tycho2
3708-01634-1
HD
16965
BD
BD+55 702
Distance
193.42
Distance ly
630.94
last precise pa
278.5
last precise sep
15.799
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02454+5634 STF 297 AB 2007 35 278 15.9 8.55 8.87 A0V D 024524.74+563349.3
02454+5634 STF 297 AB 2011 36 279 15.8 8.55 8.87 A0V D 024524.74+563349.3
02454+5634 STF 297 AB 2013 38 278 15.4 8.55 8.87 A0V D 024524.74+563349.3
02454+5634 STF 297 AB 2015 39 278 15.8 8.55 8.87 A0V 024524.74+563349.3

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