13407+1957 STF1772AC

 
 
13h 40m 40.50s +19 57' 20.4" P.A. 25 sep 87.3 mag 5.76,12.23 Sp A1V dist. 100.6 pc (328.16 l.y.)
 
 
Coord 2000
13407+1957
Discov num
STF1772
Comp
AC
Coord arcsec 2000
13 40 40.50 +19 57 20.4
Date first
1893
Date last
2001
Obs
8
Pa first
21
Pa last
25
P.A. Now (θ)
25°
Sep first
88.0
Sep last
87.3
Sep. Now (ρ)
87.3"
Mag pri
5.76
Mag sec
12.23
delta mag (ΔM)
6.47
Spectral class
A1V (white)
Pri motion ra
-047
Sec motion ra
+004
Pri motion dec
+023
Sec motion dec
-009
Notes
N (See Notes)
rPM=1.151
This double is not physical.
 
 
13407+1957 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 1 Boo 82942 13407+1957 STF1772 AB 1827 2012 115 133 4.7 5.76 9.60 3.84
Show 82942 13407+1957 STF1772 AC 1893 2001 8 25 87.3 5.76 12.23 6.47 <===
Show 82942 13407+1957 STF1772 AD 1865 2010 19 1 208.4 5.76 7.38 1.62
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
25.4
Precise sep
87.309
Constellation
Bootes
SAO
82942
HIP
66727
Tycho2
1462-00202-1
HD
119055
HR
5144
GC
18485
BD
BD+20 2858
Flamsteed
1 Bootis
Flamsteed name
1 Boo
Distance
100.6
Distance ly
328.16
last precise pa
25.4
last precise sep
87.309
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13407+1957 STF1772 AC 1988 4 25 88.7 5.76 11.90 A1V N D 134040.50+195720.4
13407+1957 STF1772 AC 2000 7 25 87.5 5.76 11.90 A1V N D 134040.50+195720.4
13407+1957 STF1772 AC 2001 8 25 87.3 5.76 11.90 A1V N D 134040.50+195720.4

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