20073+6143 WAL 128AC

 
 
20h 07m 21.91s +61 42' 46.2" P.A. 22 sep 19 mag 8.64,12.80 Sp K0
 
 
Coord 2000
20073+6143
Discov num
WAL 128
Comp
AC
Coord arcsec 2000
20 07 21.91 +61 42 46.2
Date first
1999
Date last
2015
Obs
7
Pa first
24
Pa last
22
P.A. Now (θ)
22°
Sep first
19.5
Sep last
19.0
Sep. Now (ρ)
19"
Mag pri
8.64
Mag sec
12.80
delta mag (ΔM)
4.16
Spectral class
K0 (yellow-orange)
Pri motion ra
+053
Sec motion ra
+002
Pri motion dec
+004
Sec motion dec
-001
Notes
rPM=0.964
This double is not physical.
 
 
20073+6143 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20073+6143 ES 1852 AB 1898 2016 16 157 6.4 8.64 9.60 0.96
Show 20073+6143 WAL 128 AC 1999 2015 7 22 19.0 8.64 12.80 4.16 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21.6
Precise sep
18.973
Constellation
Cepheus
Tycho2
4232-02119-1
Gaia DR2
16959673600
HD
191607
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20073+6143 WAL 128 AC 1944 1 50 20.0 8.64 12.80 K0 200721.91+614246.2
20073+6143 WAL 128 AC 1999 2 24 19.5 8.64 12.80 K0 200721.91+614246.2
20073+6143 WAL 128 AC 2003 3 23 19.3 8.64 12.80 K0 D 200721.91+614246.2
20073+6143 WAL 128 AC 2015 4 22 19.0 8.64 12.80 K0 200721.91+614246.2

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