15187+1026 STF1931AC

 
 
15h 18m 41.98s +10 25' 39.7" P.A. 93 sep 171.6 mag 7.20,12.69 Sp F7V dist. 49.98 pc (163.03 l.y.)
 
 
Coord 2000
15187+1026
Discov num
STF1931
Comp
AC
Coord arcsec 2000
15 18 41.98 +10 25 39.7
Date first
1908
Date last
2001
Obs
5
Pa first
93
Pa last
93
P.A. Now (θ)
93°
Sep first
162.1
Sep last
171.6
Sep. Now (ρ)
171.6"
Mag pri
7.20
Mag sec
12.69
delta mag (ΔM)
5.49
Spectral class
F7V (yellow-white)
Pri motion ra
-103
Sec motion ra
+004
Pri motion dec
+015
Sec motion dec
-008
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.051
This double is not physical.
 
 
15187+1026 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 101480 15187+1026 STF1931 AB 1799 2015 102 166 13.4 7.20 8.07 0.87
Show 101480 15187+1026 STF1931 AC 1908 2001 5 93 171.6 7.20 12.69 5.49 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
92.9
Precise sep
171.596
Constellation
Serpens
SAO
101480
HIP
74930
Tycho2
0923-01587-1
HD
136160
BD
BD+10 2823
Distance
49.98
Distance ly
163.03
last precise pa
92.9
last precise sep
171.596
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15187+1026 STF1931 AC 2000 4 93 171.5 7.20 12.40 F7V N D 151841.98+102539.7
15187+1026 STF1931 AC 2001 5 93 171.6 7.20 12.40 F7V N D 151841.98+102539.7

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