20213+6341 STI 971

 
 
20h 21m 17.40s +63 41' 31.1" P.A. 141 sep 7.1 mag 12.40,12.40
 
 
Coord 2000
20213+6341
Discov num
STI 971
Comp
Coord arcsec 2000
20 21 17.40 +63 41 31.1
Date first
1903
Date last
2015
Obs
9
Pa first
151
Pa last
141
P.A. Now (θ)
141°
Sep first
6.4
Sep last
7.1
Sep. Now (ρ)
7.1"
Mag pri
12.40
Mag sec
12.40
delta mag (ΔM)
0
Spectral class
Pri motion ra
-006
Sec motion ra
+019
Pri motion dec
+013
Sec motion dec
+001
Notes
rPM=1.458
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
140.8
Precise sep
7.083
Constellation
Draco
Gaia DR2
91594435712
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20213+6341 STI 971 1999 2 141 6.9 12.40 12.40 D 202117.40+634131.1
20213+6341 STI 971 2003 3 142 7.0 12.40 12.40 D 202117.40+634131.1
20213+6341 STI 971 2010 4 138 6.1 12.40 12.40 202117.40+634131.1
20213+6341 STI 971 2015 5 141 7.1 12.40 12.40 202117.40+634131.1

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