20277+4507 ROE 43 AC

 
 
20h 27m 42.34s +45 06' 37.7" P.A. 312.00 sep 52.6 mag 9.38,13.19 Sp A2
 
 
Coord 2000 20277+4507 Discov num ROE  43 Comp AC Coord arcsec 2000 20 27 42.34 +45 06 37.7
Date first 1910 Date last 2015 Obs 8
Pa first 310 Pa last 311.5 P.A. Now (θ) 311.5°
Sep first 50.5 Sep last 52.639 Sep. Now (ρ) 52.639"
Mag pri 9.38 Mag sec 13.19 delta mag (ΔM) 3.81 Spectral class A2 (white)
Pri motion ra -009 Sec motion ra +002
Pri motion dec -007 Sec motion dec -001
Notes
rPM=1.099
This double is not physical.
 
 
20277+4507 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 27 42 +45 06 38 ROE 43 AB 2015 9 317 17.4 9.38 14.80 5.42
Show 20 27 42 +45 06 38 ROE 43 AC 2015 8 312 52.6 9.38 13.19 3.81 <===
Show 20 27 42 +45 06 38 ROE 43 AD 2015 9 271 42.4 9.38 12.47 3.09
Show 20 27 42 +45 06 38 ROE 43 AE 2015 11 282 82.9 9.38 11.19 1.81
Show 20 27 42 +45 06 38 ROE 43 AF 2015 13 336 87.1 9.38 12.40 3.02
Show 20 27 42 +45 06 38 ROE 43 AG 2015 13 282 102.4 9.38 12.85 3.47
Show 20 27 42 +45 06 38 BKO 154 AH 2015 7 224 18.4 9.38 12.70 3.32
Show 20 27 42 +45 06 38 BKO 154 AI 2015 7 63 24.2 9.38 14.00 4.62
Show 20 27 39 +45 07 13 BKO 154 CJ 2015 4 331 17.9 13.40 13.90 0.50
Show 20 27 35 +45 06 55 BKO 154 EK 2015 4 109 4.7 11.20 13.00 1.80
11-fold system
11 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3573-00540-1 Gaia DR2 2070872460915410304