20011+4816 STF2619BC

 
 
20h 01m 01.19s +48 15' 25.2" P.A. 4 sep 22.1 mag 8.92,12.60
 
 
Coord 2000
20011+4816
Discov num
STF2619
Comp
BC
Coord arcsec 2000
20 01 01.19 +48 15 25.2
Date first
1878
Date last
2015
Obs
9
Pa first
307
Pa last
4
P.A. Now (θ)
Sep first
16.1
Sep last
22.1
Sep. Now (ρ)
22.1"
Mag pri
8.92
Mag sec
12.60
delta mag (ΔM)
3.68
Spectral class
Pri motion ra
-111
Sec motion ra
Pri motion dec
-101
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20011+4816 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20011+4816 STF2619 AB 1828 2016 69 239 4.2 8.91 8.92 0.01
Show 20011+4816 STF2619 AC 1828 2015 14 354 20.1 8.91 12.60 3.69
Show 20011+4816 DEA 60 AE 2000 2000 1 7 61.7 6.70 12.45 5.75
Show 20011+4816 STF2619 BC 1878 2015 9 4 22.1 8.92 12.60 3.68 <===
Show 20011+4816 STF2619 BD 1901 2015 6 6 16.9 8.92 13.90 4.98
Show 20011+4816 STF2619 CD 1854 2015 8 175 5.4 12.60 13.90 1.30
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
3.5
Precise sep
22.14
Constellation
Cygnus
last precise pa
3.5
last precise sep
22.14
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20011+4816 STF2619 BC 2000 6 346 13.8 8.92 12.90 D 200101.22+481525.4
20011+4816 STF2619 BC 2013 7 2 21.7 8.92 12.60 200101.22+481525.4
20011+4816 STF2619 BC 2015 9 4 22.1 8.92 12.60 200101.19+481525.2

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