14525+1844 BU   31AC

 
 
14h 52m 30.05s +18 44' 19.5" P.A. 168 sep 8.5 mag 8.53,12.50 Sp G0V dist. 48.43 pc (157.98 l.y.)
 
 
Coord 2000
14525+1844
Discov num
BU   31
Comp
AC
Coord arcsec 2000
14 52 30.05 +18 44 19.5
Date first
1878
Date last
2015
Obs
21
Pa first
161
Pa last
168
P.A. Now (θ)
168°
Sep first
9.0
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
8.53
Mag sec
12.50
delta mag (ΔM)
3.97
Spectral class
G0V (yellow)
Pri motion ra
-026
Sec motion ra
Pri motion dec
+198
Sec motion dec
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
14525+1844 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 101264 14525+1844 BU 31 AB 1872 2015 85 221 2.0 8.53 10.26 1.73 Y
Show 101264 14525+1844 BU 31 AC 1878 2015 21 168 8.5 8.53 12.50 3.97 <===
Show 101264 14525+1844 BU 31 AD 1897 2015 12 259 90.0 8.53 11.62 3.09
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
167.7
Precise sep
8.53
Constellation
Bootes
SAO
101264
HIP
72764
Tycho2
1481-00172-1
HD
131334
BD
BD+19 2874
Distance
48.43
Distance ly
157.98
last precise pa
167.7
last precise sep
8.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14525+1844 BU 31 AC 1997 16 165 8.3 8.53 12.50 G0V D 145230.05+184419.5
14525+1844 BU 31 AC 2013 18 169 8.8 8.53 12.50 G0V N D 145230.05+184419.5
14525+1844 BU 31 AC 2014 20 167 8.2 8.53 12.50 G0V NV 145230.05+184419.5
14525+1844 BU 31 AC 2015 21 168 8.5 8.53 12.50 G0V NV 145230.05+184419.5

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