12187+1148 STF1628AB

 
 
12h 18m 42.90s +11 47' 46.3" P.A. 239 sep 9.5 mag 9.52,10.11 Sp G0 dist. 102.46 pc (334.22 l.y.)
 
 
Coord 2000
12187+1148
Discov num
STF1628
Comp
AB
Coord arcsec 2000
12 18 42.90 +11 47 46.3
Date first
1825
Date last
2013
Obs
37
Pa first
230
Pa last
239
P.A. Now (θ)
239°
Sep first
8.0
Sep last
9.5
Sep. Now (ρ)
9.5"
Mag pri
9.52
Mag sec
10.11
delta mag (ΔM)
0.59
Spectral class
G0 (yellow)
Pri motion ra
+013
Sec motion ra
+014
Pri motion dec
-019
Sec motion dec
-019
Notes
N (See Notes)
rPM=0.042 (< 0.3, Physical double)
This double is physical.
 
 
12187+1148 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 100032 12187+1148 STF1628 AB 1825 2013 37 239 9.5 9.52 10.11 0.59 <===
Show 100032 12187+1148 STF1628 AC 1905 2013 13 345 45.3 9.52 11.81 2.29
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
239.4
Precise sep
9.54
Constellation
Virgo
SAO
100032
HIP
60034
Tycho2
0876-00239-1
HD
107068
BD
BD+12 2446
Distance
102.46
Distance ly
334.22
last precise pa
239.4
last precise sep
9.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12187+1148 STF1628 AB 2004 31 240 9.9 9.52 10.11 G0 N D 121842.90+114746.3
12187+1148 STF1628 AB 2012 36 240 9.6 9.52 10.11 G0 N D 121842.90+114746.3
12187+1148 STF1628 AB 2013 37 239 9.5 9.52 10.11 G0 N D 121842.90+114746.3

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