20169+1506 ABH 136 AK

 
 
20h 16m 56.66s +15° 05' 34.6" P.A. 65.00 sep 103.2 mag 12.20,15.80 Sp F4V
 
 
Coord 2000 20169+1506 Discov num ABH 136 Comp AK Coord arcsec 2000 20 16 56.66 +15 05 34.6
Date first 1987 Date last 2015 Obs 10
Pa first 65 Pa last 64.7 P.A. Now (θ) 64.7°
Sep first 104.0 Sep last 103.17 Sep. Now (ρ) 103.17"
Mag pri 12.20 Mag sec 15.80 delta mag (ΔM) 3.6 Spectral class F4V (yellow-white)
Pri motion ra +016 Sec motion ra +005
Pri motion dec +004 Sec motion dec -002
Notes U R (Proper motion indicates non-physical, Red magnitudes)
rPM=0.76
This double is not physical.
 
 
20169+1506 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 16 57 +15 05 35 CHE 268 AB 2015 11 213 10.2 12.20 12.30 0.10
Show 20 16 57 +15 05 35 CHE 268 AC 2015 9 337 21.4 12.20 12.49 0.29
Show 20 16 57 +15 05 35 ABH 136 AD 2015 10 281 39.7 12.20 13.86 1.66
Show 20 16 57 +15 05 35 ABH 136 AE 2015 9 231 74.0 12.20 15.80 3.60
Show 20 16 57 +15 05 35 ABH 136 AF 2015 7 217 52.4 12.20 14.80 2.60
Show 20 16 57 +15 05 35 ABH 136 AG 2015 9 212 51.0 12.20 14.70 2.50
Show 20 16 57 +15 05 35 ABH 136 AH 2015 9 190 55.4 12.20 14.50 2.30
Show 20 16 57 +15 05 35 ABH 136 AI 2015 9 181 67.9 12.20 15.40 3.20
Show 20 16 57 +15 05 35 ABH 136 AJ 2015 10 57 93.0 12.20 15.30 3.10
Show 20 16 57 +15 05 35 ABH 136 AK 2015 10 65 103.2 12.20 15.80 3.60 <===
Show 20 16 57 +15 05 35 ABH 136 AL 2015 10 64 125.3 12.20 15.80 3.60
Show 20 16 56 +15 05 26 CHE 268 BC 2015 9 354 28.4 12.30 12.49 0.19
12-fold system
12 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1808244384820097408