20284+5430 STF2693

 
 
20h 28m 24.22s +54 30' 05.4" P.A. 12 sep 13.8 mag 8.17,9.23 Sp A0
 
 
Coord 2000
20284+5430
Discov num
STF2693
Comp
Coord arcsec 2000
20 28 24.22 +54 30 05.4
Date first
1830
Date last
2015
Obs
29
Pa first
13
Pa last
12
P.A. Now (θ)
12°
Sep first
13.5
Sep last
13.8
Sep. Now (ρ)
13.8"
Mag pri
8.17
Mag sec
9.23
delta mag (ΔM)
1.06
Spectral class
A0 (white)
Pri motion ra
+006
Sec motion ra
+007
Pri motion dec
+004
Sec motion dec
+005
Notes
N (See Notes)
rPM=0.164 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
11.9
Precise sep
13.75
Constellation
Cygnus
SAO
32613
Tycho2
3954-02777-1
Gaia DR2
63732287104
HD
195372
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20284+5430 STF2693 2008 22 12 13.6 8.17 9.23 A0 N D 202824.22+543005.4
20284+5430 STF2693 2009 23 12 13.8 8.17 9.23 A0 N D 202824.22+543005.4
20284+5430 STF2693 2010 25 12 13.6 8.17 9.23 A0 N 202824.22+543005.4
20284+5430 STF2693 2015 29 12 13.8 8.17 9.23 A0 N 202824.22+543005.4

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