20213-2805 KPP1098

 
 
20h 21m 20.23s -28 04' 50.8" P.A. 254 sep 8.7 mag 12.80,15.10
 
 
Coord 2000
20213-2805
Discov num
KPP1098
Comp
Coord arcsec 2000
20 21 20.23 -28 04 50.8
Date first
1991
Date last
2015
Obs
7
Pa first
255
Pa last
254
P.A. Now (θ)
254°
Sep first
8.8
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
12.80
Mag sec
15.10
delta mag (ΔM)
2.3
Spectral class
Pri motion ra
+013
Sec motion ra
+014
Pri motion dec
-032
Sec motion dec
-034
Notes
V (Proper motion indicates physical)
-10 rPM=0.061 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
254
Precise sep
8.686
Constellation
Sagittarius
Tycho2
6914-00149-1
Gaia DR2
70570640384
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20213-2805 KPP1098 2015 6 254 8.7 12.80 15.10 V 202120.23-280450.8

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