20199+3933 HO  593

 
 
20h 19m 55.31s +39 33' 24.2" P.A. 313 sep 5 mag 9.58,11.30 Sp B3
 
 
Coord 2000
20199+3933
Discov num
HO  593
Comp
Coord arcsec 2000
20 19 55.31 +39 33 24.2
Date first
1892
Date last
2015
Obs
18
Pa first
314
Pa last
313
P.A. Now (θ)
313°
Sep first
4.8
Sep last
5.0
Sep. Now (ρ)
5"
Mag pri
9.58
Mag sec
11.30
delta mag (ΔM)
1.72
Spectral class
B3 (blue-white)
Pri motion ra
+007
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
313.1
Precise sep
5.009
Constellation
Cygnus
SAO
69851
Tycho2
3155-00298-1
Gaia DR2
07422715264
HD
228953
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20199+3933 HO 593 1998 11 313 5.0 9.58 11.30 B3 N D 201955.31+393324.2
20199+3933 HO 593 2009 12 316 4.8 9.58 11.30 B3 N D 201955.31+393324.2
20199+3933 HO 593 2010 13 313 4.9 9.58 11.30 B3 N D 201955.31+393324.2
20199+3933 HO 593 2015 15 313 5.0 9.58 11.30 B3 N 201955.31+393324.2

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