02422+4242 STT  44AC

 
 
02h 42m 13.13s +42 41' 57.2" P.A. 290 sep 86.4 mag 8.47,8.32 Sp B9Vp dist. 248.14 pc (809.43 l.y.)
 
 
Coord 2000
02422+4242
Discov num
STT  44
Comp
AC
Coord arcsec 2000
02 42 13.13 +42 41 57.2
Date first
1894
Date last
2011
Obs
13
Pa first
289
Pa last
290
P.A. Now (θ)
290°
Sep first
86.3
Sep last
86.4
Sep. Now (ρ)
86.4"
Mag pri
8.47
Mag sec
8.32
delta mag (ΔM)
0.15
Spectral class
B9Vp (blue-white)
Pri motion ra
-004
Sec motion ra
+000
Pri motion dec
-010
Sec motion dec
-005
Notes
N Z (See Notes, Parallax indicates components are physical)
This double is physical.
 
 
02422+4242 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 38254 02422+4242 STT 44 AB 1843 2016 56 55 1.4 8.46 8.96 0.50
Show 38254 02422+4242 STT 44 AC 1894 2011 13 290 86.4 8.47 8.32 0.15 <===
Show 38248 02422+4242 HJ 1124 CD 1828 2013 7 150 17.5 8.32 12.30 3.98
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
38254
HIP
12619
Tycho2
2853-01013-1
HD
16728
BD
BD+42 598
Distance
248.14
Distance ly
809.43
last precise pa
289.8
last precise sep
86.41
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02422+4242 STT 44 AC 2007 11 289 86.8 8.47 8.32 ZD 024213.13+424157.2
02422+4242 STT 44 AC 2011 12 290 86.4 8.47 8.32 ZD 024213.13+424157.2

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