20024+4204 SKF1318

 
 
20h 02m 21.36s +42 03' 30.7" P.A. 54.00 sep 23.5 mag 11.07,11.29 Sp A
 
 
Coord 2000
20024+4204
Discov num
SKF1318
Comp
Coord arcsec 2000
20 02 21.36 +42 03 30.7
Date first
1892
Date last
2015
Obs
17
Pa first
55
Pa last
54
P.A. Now (θ)
54°
Sep first
23.4
Sep last
23.5
Sep. Now (ρ)
23.5"
Mag pri
11.07
Mag sec
11.29
delta mag (ΔM)
0.22
Spectral class
A (white)
Pri motion ra
-005
Sec motion ra
-004
Pri motion dec
-011
Sec motion dec
-011
Notes
U (Proper motion indicates non-physical)
rPM=0.083 (< 0.3, Physical double)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
53.9
Precise sep
23.488
Constellation
Cygnus
Tycho2
3158-01385-1
Gaia DR2
95978815232
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20024+4204 SKF1318 2010 7 55 23.5 11.10 11.30 A V 200221.36+420330.7
20024+4204 SKF1318 2015 12 54 23.5 11.07 11.29 A U 200221.36+420330.7

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