19568+3339 SEI 741A,BC

 
 
19h 56m 40.03s +33 42' 45.1" P.A. 154 sep 27.2 mag 10.18,12.70 Sp A3
 
 
Coord 2000
19568+3339
Discov num
SEI 741
Comp
A,BC
Coord arcsec 2000
19 56 40.03 +33 42 45.1
Date first
1893
Date last
2002
Obs
7
Pa first
155
Pa last
154
P.A. Now (θ)
154°
Sep first
27.7
Sep last
27.2
Sep. Now (ρ)
27.2"
Mag pri
10.18
Mag sec
12.70
delta mag (ΔM)
2.52
Spectral class
A3 (white)
Pri motion ra
+004
Sec motion ra
-005
Pri motion dec
-011
Sec motion dec
-005
Notes
rPM=0.924
This double is not physical.
 
 
19568+3339 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19568+3339 SEI 741 A,BC 1893 2002 7 154 27.2 10.18 12.70 2.52 <===
Show 19568+3339 DAM 670 BC 1998 1998 1 141 5.0 12.70
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
153.8
Precise sep
27.213
Constellation
Cygnus
Tycho2
2673-00421-1
HD
226681
last precise pa
153.8
last precise sep
27.213
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19568+3339 SEI 741 A,BC 2002 3 154 27.2 10.18 12.70 A3 195640.03+334245.1

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