20073+6143 ES 1852AB

 
 
20h 07m 21.91s +61 42' 46.2" P.A. 157 sep 6.4 mag 8.64,9.60 Sp K0
 
 
Coord 2000
20073+6143
Discov num
ES 1852
Comp
AB
Coord arcsec 2000
20 07 21.91 +61 42 46.2
Date first
1898
Date last
2016
Obs
16
Pa first
149
Pa last
157
P.A. Now (θ)
157°
Sep first
5.7
Sep last
6.4
Sep. Now (ρ)
6.4"
Mag pri
8.64
Mag sec
9.60
delta mag (ΔM)
0.96
Spectral class
K0 (yellow-orange)
Pri motion ra
+053
Sec motion ra
+050
Pri motion dec
+004
Sec motion dec
-008
Notes
rPM=0.233 (< 0.3, Physical double)
This double is 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
156.9
Precise sep
6.4
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 ES 1852 AB 1999 8 158 6.3 8.64 9.60 K0 D 200721.91+614246.2
20073+6143 ES 1852 AB 2010 9 156 6.6 8.64 9.60 K0 D 200721.91+614246.2
20073+6143 ES 1852 AB 2016 11 157 6.4 8.64 9.60 K0 200721.91+614246.2

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