20178+1944 J  3072

 
 
20h 17m 33.71s +19 43' 32.8" P.A. 91 sep 5.8 mag 11.58,14.60
 
 
Coord 2000
20178+1944
Discov num
J  3072
Comp
Coord arcsec 2000
20 17 33.71 +19 43 32.8
Date first
1944
Date last
2015
Obs
8
Pa first
90
Pa last
91
P.A. Now (θ)
91°
Sep first
4.0
Sep last
5.8
Sep. Now (ρ)
5.8"
Mag pri
11.58
Mag sec
14.60
delta mag (ΔM)
3.02
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
90.7
Precise sep
5.822
Constellation
Sagitta
Gaia DR2
59760471936
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20178+1944 J 3072 1944 1 90 4.0 11.58 14.60 201748.35+194344.3
20178+1944 J 3072 2001 4 91 5.8 11.58 14.60 201733.71+194332.8
20178+1944 J 3072 2015 5 91 5.8 11.58 14.60 201733.71+194332.8

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