20249+1124 J   840

 
 
20h 24m 46.96s +11 23' 38.6" P.A. 52.00 sep 3.7 mag 11.30,12.80
 
 
Coord 2000
20249+1124
Discov num
J   840
Comp
Coord arcsec 2000
20 24 46.96 +11 23 38.6
Date first
1912
Date last
2015
Obs
10
Pa first
46
Pa last
52
P.A. Now (θ)
52°
Sep first
3.0
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
11.30
Mag sec
12.80
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
-055
Sec motion ra
Pri motion dec
-044
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
52.4
Precise sep
3.731
Constellation
Delphinus
Tycho2
1082-01994-1
Gaia DR2
17789941760
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20249+1124 J 840 1997 6 56 3.9 9.50 10.50 202406.67+112400.0
20249+1124 J 840 2009 7 51 3.8 9.50 10.50 202406.67+112400.0
20249+1124 J 840 2015 10 52 3.7 11.30 12.80 202446.96+112338.6

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