20097+4046 BRT2254

 
 
20h 09m 39.96s +40 45' 18.7" P.A. 72 sep 3.6 mag 11.68,12.50
 
 
Coord 2000
20097+4046
Discov num
BRT2254
Comp
Coord arcsec 2000
20 09 39.96 +40 45 18.7
Date first
1892
Date last
2015
Obs
5
Pa first
62
Pa last
72
P.A. Now (θ)
72°
Sep first
2.4
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
11.68
Mag sec
12.50
delta mag (ΔM)
0.82
Spectral class
Pri motion ra
-010
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
71.6
Precise sep
3.612
Constellation
Cygnus
Tycho2
3154-02510-1
Gaia DR2
40541213824
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20097+4046 BRT2254 1892 2 70 2.8 11.68 12.50 200939.96+404518.7
20097+4046 BRT2254 2002 3 72 3.6 11.68 12.50 200939.96+404518.7
20097+4046 BRT2254 2015 5 72 3.6 11.68 12.50 200939.96+404518.7

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