16048+7016 STTA143AB

 
 
16h 04m 48.95s +70 15' 42.0" P.A. 83 sep 46.6 mag 6.87,8.78 Sp A0 dist. 129.7 pc (423.08 l.y.)
 
 
Coord 2000
16048+7016
Discov num
STTA143
Comp
AB
Coord arcsec 2000
16 04 48.95 +70 15 42.0
Date first
1875
Date last
2011
Obs
28
Pa first
84
Pa last
83
P.A. Now (θ)
83°
Sep first
46.9
Sep last
46.6
Sep. Now (ρ)
46.6"
Mag pri
6.87
Mag sec
8.78
delta mag (ΔM)
1.91
Spectral class
A0 (white)
Pri motion ra
+006
Sec motion ra
+005
Pri motion dec
+026
Sec motion dec
+026
Notes
N (See Notes)
rPM=0.037 (< 0.3, Physical double)
This double is physical.
 
 
16048+7016 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 8415 16048+7016 HDS2269 Aa,Ab 1991 1991 1 292 0.2 7.17 8.56 1.39
Show 8415 16048+7016 STTA143 AB 1875 2011 28 83 46.6 6.87 8.78 1.91 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
82.8
Precise sep
46.59
Constellation
Ursa Minor
SAO
8415
HIP
78761
Tycho2
4422-02073-1
HD
145309
BD
BD+70 863
Distance
129.7
Distance ly
423.08
last precise pa
82.8
last precise sep
46.59
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16048+7016 STTA143 AB 1999 25 83 46.9 6.87 8.78 A0 N D 160448.95+701542.0
16048+7016 STTA143 AB 2011 26 83 46.6 6.87 8.78 A0 N D 160448.95+701542.0

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