15219+1630 HO  264AB

 
 
15h 21m 54.91s +16 30' 08.0" P.A. 298 sep 1.2 mag 8.24,11.01 Sp F4V dist. 79.05 pc (257.86 l.y.)
 
 
Coord 2000
15219+1630
Discov num
HO  264
Comp
AB
Coord arcsec 2000
15 21 54.91 +16 30 08.0
Date first
1887
Date last
2010
Obs
16
Pa first
318
Pa last
298
P.A. Now (θ)
298°
Sep first
0.9
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
8.24
Mag sec
11.01
delta mag (ΔM)
2.77
Spectral class
F4V (yellow-white)
Pri motion ra
+021
Sec motion ra
+017
Pri motion dec
+009
Sec motion dec
+014
Notes
rPM=0.28 (< 0.3, Physical double)
This double is physical.
 
 
15219+1630 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 101506 15219+1630 HO 264 AB 1887 2010 16 298 1.2 8.24 11.01 2.77 <===
Show 101506 15219+1630 HO 264 AC 1893 2014 9 47 49.2 8.24 11.24 3.00
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
298
Precise sep
1.184
Constellation
Serpens
SAO
101506
HIP
75189
Tycho2
1487-00832-1
HD
136755
BD
BD+17 2855
Distance
79.05
Distance ly
257.86
last precise pa
298
last precise sep
1.184
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15219+1630 HO 264 AB 2000 15 301 1.2 8.24 11.01 F4V D 152154.91+163008.0
15219+1630 HO 264 AB 2010 16 298 1.2 8.24 11.01 F4V D 152154.91+163008.0

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