20117+6542 TDT2071

 
 
20h 11m 41.79s +65 42' 05.9" P.A. 65 sep 0.8 mag 11.21,11.22
 
 
Coord 2000
20117+6542
Discov num
TDT2071
Comp
Coord arcsec 2000
20 11 41.79 +65 42 05.9
Date first
1991
Date last
2015
Obs
3
Pa first
69
Pa last
65
P.A. Now (θ)
65°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
11.21
Mag sec
11.22
delta mag (ΔM)
0.01
Spectral class
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
+031
Sec motion dec
+031
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
64.8
Precise sep
0.777
Constellation
Draco
Tycho2
4244-00842-1
Gaia DR2
33384285184
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20117+6542 TDT2071 1991 1 69 0.8 11.21 11.22 201141.79+654205.9
20117+6542 TDT2071 2015 2 67 0.8 11.21 11.22 201141.79+654205.9

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