20024+3320 SEI 803

 
 
20h 02m 21.69s +33 19' 42.7" P.A. 272 sep 22.6 mag 10.35,12.79 Sp A0
 
 
Coord 2000
20024+3320
Discov num
SEI 803
Comp
Coord arcsec 2000
20 02 21.69 +33 19 42.7
Date first
1894
Date last
2015
Obs
12
Pa first
275
Pa last
272
P.A. Now (θ)
272°
Sep first
22.7
Sep last
22.6
Sep. Now (ρ)
22.6"
Mag pri
10.35
Mag sec
12.79
delta mag (ΔM)
2.44
Spectral class
A0 (white)
Pri motion ra
-002
Sec motion ra
-001
Pri motion dec
-003
Sec motion dec
-002
Notes
rPM=0.392
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
272
Precise sep
22.623
Constellation
Cygnus
Tycho2
2674-02502-1
Gaia DR2
44895747072
HD
227232
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20024+3320 SEI 803 1998 4 272 22.7 10.35 13.40 D 200221.69+331942.7
20024+3320 SEI 803 2002 5 272 22.6 10.35 13.40 D 200221.69+331942.7
20024+3320 SEI 803 2011 6 272 22.6 10.35 13.40 D 200221.69+331942.7
20024+3320 SEI 803 2015 8 272 22.6 10.35 12.79 A0 200221.69+331942.7

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