02172+5838 HJL  31AB

 
 
02h 17m 11.95s +58 38' 10.1" P.A. 322 sep 57 mag 8.13,10.05 Sp F5V+M0Iab dist. 95.42 pc (311.26 l.y.)
 
 
Coord 2000
02172+5838
Discov num
HJL  31
Comp
AB
Coord arcsec 2000
02 17 11.95 +58 38 10.1
Date first
1908
Date last
2015
Obs
14
Pa first
321
Pa last
322
P.A. Now (θ)
322°
Sep first
56.5
Sep last
57.0
Sep. Now (ρ)
57"
Mag pri
8.13
Mag sec
10.05
delta mag (ΔM)
1.92
Spectral class
F5V+M0Iab (yellow-white/red)
Pri motion ra
+073
Sec motion ra
+072
Pri motion dec
-020
Sec motion dec
-021
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.019 (< 0.3, Physical double)
This double is physical.
 
 
02172+5838 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 23123 02172+5838 HDS 302 Aa,Ab 1991 2011 12 244 0.4 8.26 10.81 2.55
Show 23123 02172+5838 HJL 31 AB 1908 2015 14 322 57.0 8.13 10.05 1.92 <===
Show 23123 02172+5838 FMR 23 AC 2009 2009 1 151 5.6 8.13 15.00 6.87
Show 23122 02172+5838 YSC 87 Ba,Bb 2008 2011 8 199 0.6 10.00 14.60 4.60
Quintuple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
322
Precise sep
56.95
Cdsa2 id
HJL 31 AB
Constellation
Perseus
SAO
23123
HIP
10660
Tycho2
3698-02158-1
HD
13865
BD
BD+57 531
Ra deg
2.286652777777778
De deg
58.63613888888889
Distance
95.42
Distance ly
311.26
last precise pa
322
last precise sep
56.95
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02172+5838 HJL 31 AB 1999 11 322 57.0 8.13 10.05 F5V VD 021711.95+583810.1
02172+5838 HJL 31 AB 2003 12 322 57.1 8.13 10.05 F5V VD 021711.95+583810.1
02172+5838 HJL 31 AB 2015 13 322 57.0 8.13 10.05 F5V+M0Iab NV 021711.95+583810.1

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