20319+3024 BRT 280

 
 
20h 31m 51.63s +30 24' 21.8" P.A. 48 sep 4.8 mag 12.46,12.70
 
 
Coord 2000
20319+3024
Discov num
BRT 280
Comp
Coord arcsec 2000
20 31 51.63 +30 24 21.8
Date first
1901
Date last
2015
Obs
5
Pa first
48
Pa last
48
P.A. Now (θ)
48°
Sep first
4.0
Sep last
4.8
Sep. Now (ρ)
4.8"
Mag pri
12.46
Mag sec
12.70
delta mag (ΔM)
0.24
Spectral class
Pri motion ra
-019
Sec motion ra
+036
Pri motion dec
-023
Sec motion dec
+015
Notes
rPM=1.714
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
47.5
Precise sep
4.79
Constellation
Cygnus
Tycho2
2685-01640-1
Gaia DR2
09121815040
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20319+3024 BRT 280 1999 2 47 4.8 12.46 12.70 D 203151.63+302421.8
20319+3024 BRT 280 2002 3 47 4.7 12.46 12.70 D 203151.63+302421.8
20319+3024 BRT 280 2010 4 48 4.8 12.46 12.70 203151.63+302421.8
20319+3024 BRT 280 2015 5 48 4.8 12.46 12.70 203151.63+302421.8

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