15288+3101 A  1369AC

 
 
15h 28m 46.74s +31 00' 46.4" P.A. 259 sep 73.4 mag 10.66,10.48 Sp G8V
 
 
Coord 2000
15288+3101
Discov num
A  1369
Comp
AC
Coord arcsec 2000
15 28 46.74 +31 00 46.4
Date first
1896
Date last
2015
Obs
15
Pa first
262
Pa last
259
P.A. Now (θ)
259°
Sep first
80.3
Sep last
73.4
Sep. Now (ρ)
73.4"
Mag pri
10.66
Mag sec
10.48
delta mag (ΔM)
0.18
Spectral class
G8V (yellow)
Pri motion ra
-027
Sec motion ra
+017
Pri motion dec
-046
Sec motion dec
-049
Notes
rPM=0.827
This double is not physical.
 
 
15288+3101 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15288+3101 A 1369 AB 1903 2015 18 317 4.2 10.66 11.46 0.80
Show 15288+3101 A 1369 AC 1896 2015 15 259 73.4 10.66 10.48 0.18 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
258.8
Precise sep
73.44
Constellation
Corona Borealis
Tycho2
2564-00387-1
last precise pa
258.8
last precise sep
73.44
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15288+3101 A 1369 AC 1998 10 259 74.4 10.66 10.48 D 152846.74+310046.4
15288+3101 A 1369 AC 2009 11 259 73.6 10.66 10.48 D 152846.74+310046.4
15288+3101 A 1369 AC 2014 14 259 73.3 10.66 10.48 G8V 152846.74+310046.4
15288+3101 A 1369 AC 2015 15 259 73.4 10.66 10.48 G8V 152846.74+310046.4

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