20306+5817 LDS1473

 
 
20h 30m 34.58s +58 17' 15.0" P.A. 219 sep 63.9 mag 7.73,12.34 Sp K0 dist. 119.62 pc (390.2 l.y.)
 
 
Coord 2000
20306+5817
Discov num
LDS1473
Comp
Coord arcsec 2000
20 30 34.58 +58 17 15.0
Date first
1904
Date last
2015
Obs
11
Pa first
220
Pa last
219
P.A. Now (θ)
219°
Sep first
62.4
Sep last
63.9
Sep. Now (ρ)
63.9"
Mag pri
7.73
Mag sec
12.34
delta mag (ΔM)
4.61
Spectral class
K0 (yellow-orange)
Pri motion ra
-029
Sec motion ra
-031
Pri motion dec
-113
Sec motion dec
-127
Notes
rPM=0.108 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
219.4
Precise sep
63.87
Constellation
Cygnus
SAO
32645
HIP
101184
Tycho2
3962-00632-1
Gaia DR2
63083011968
HD
195787
BD
BD+57 2207
Distance
119.62
Distance ly
390.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20306+5817 LDS1473 1999 3 219 64.0 10.00 14.80 K0 D 203034.58+581715.0
20306+5817 LDS1473 2009 4 219 65.4 10.00 14.80 K0 D 203034.58+581715.0
20306+5817 LDS1473 2010 6 219 63.9 7.73 12.34 K0 203034.58+581715.0
20306+5817 LDS1473 2015 7 219 63.9 7.73 12.34 K0 203034.58+581715.0

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