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
Cdsa2 id
STF 2619 BC
Constellation
Cygnus
Ra deg
20.016997222222223
De deg
48.257
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.