20136+5307 STF2658BF

 
 
20h 13m 41.30s +53 07' 28.6" P.A. 157 sep 17.7 mag 9.38,14.60 Sp K2 dist. 44.33 pc (144.6 l.y.)
 
 
Coord 2000
20136+5307
Discov num
STF2658
Comp
BF
Coord arcsec 2000
20 13 41.30 +53 07 28.6
Date first
1910
Date last
2015
Obs
4
Pa first
83
Pa last
157
P.A. Now (θ)
157°
Sep first
11.3
Sep last
17.7
Sep. Now (ρ)
17.7"
Mag pri
9.38
Mag sec
14.60
delta mag (ΔM)
5.22
Spectral class
K2 (yellow-orange)
Pri motion ra
+043
Sec motion ra
+010
Pri motion dec
+169
Sec motion dec
+025
Notes
N (See Notes)
rPM=0.847
This double is not physical.
 
 
20136+5307 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20136+5307 STF2658 AB 1828 2015 77 106 5.4 7.19 9.38 2.19
Show 20136+5307 STF2658 AC 1830 2015 40 205 64.9 7.19 10.33 3.14
Show 20136+5307 STF2658 AD 1910 2015 5 284 30.4 7.19 12.90 5.71
Show 20136+5307 STF2658 BC 1842 2012 27 208 65.5 9.38 10.33 0.95
Show 20136+5307 STF2658 BF 1910 2015 4 157 17.7 9.38 14.60 5.22 <===
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
157
Precise sep
17.739
Constellation
Cygnus
SAO
32380
HIP
99680
Tycho2
3937-01789-1
Gaia DR2
00111530624
HD
192679
BD
BD+52 2657
Distance
44.33
Distance ly
144.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20136+5307 STF2658 BF 1910 1 83 11.3 9.10 14.00 N 201310.00+530700.0
20136+5307 STF2658 BF 2003 3 153 16.2 9.38 14.60 N 201341.30+530728.6
20136+5307 STF2658 BF 2015 4 157 17.7 9.38 14.60 K2 N 201341.30+530728.6

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