20216-3104 HJ 5191

 
 
20h 21m 38.07s -31 04' 17.8" P.A. 250 sep 12.6 mag 10.60,11.30
 
 
Coord 2000
20216-3104
Discov num
HJ 5191
Comp
Coord arcsec 2000
20 21 38.07 -31 04 17.8
Date first
1835
Date last
2015
Obs
8
Pa first
257
Pa last
250
P.A. Now (θ)
250°
Sep first
3.0
Sep last
12.6
Sep. Now (ρ)
12.6"
Mag pri
10.60
Mag sec
11.30
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+002
Sec motion ra
-013
Pri motion dec
-005
Sec motion dec
-009
Notes
rPM=0.982
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
249.9
Precise sep
12.557
Constellation
Sagittarius
Gaia DR2
18056547584
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20216-3104 HJ 5191 1999 5 250 12.6 10.60 11.30 D 202138.07-310417.8
20216-3104 HJ 5191 2010 7 251 12.4 10.60 11.30 202138.07-310417.8
20216-3104 HJ 5191 2015 8 250 12.6 10.60 11.30 202138.07-310417.8

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