19437+3953 SEI 673AB

 
 
19h 43m 47.31s +39 53' 08.0" P.A. 55 sep 10.6 mag 10.33,12.30 Sp K2
 
 
Coord 2000
19437+3953
Discov num
SEI 673
Comp
AB
Coord arcsec 2000
19 43 47.31 +39 53 08.0
Date first
1892
Date last
2002
Obs
6
Pa first
46
Pa last
55
P.A. Now (θ)
55°
Sep first
10.8
Sep last
10.6
Sep. Now (ρ)
10.6"
Mag pri
10.33
Mag sec
12.30
delta mag (ΔM)
1.97
Spectral class
K2 (yellow-orange)
Pri motion ra
-005
Sec motion ra
+003
Pri motion dec
-004
Sec motion dec
-016
Notes
rPM=0.886
This double is not physical.
 
 
19437+3953 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19437+3953 SEI 673 AB 1892 2002 6 55 10.6 10.33 12.30 1.97 <===
Show 19437+3953 SEI 673 AC 1917 2002 3 262 17.7 10.33 13.00 2.67
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
54.9
Precise sep
10.613
Cdsa2 id
SEI 673 AB
Constellation
Cygnus
Ra deg
19.72980833333333
De deg
39.885555555555555
last precise pa
54.9
last precise sep
10.613
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19437+3953 SEI 673 AB 1998 5 56 10.6 10.33 12.30 D 194347.31+395308.0
19437+3953 SEI 673 AB 2002 6 55 10.6 10.33 12.30 D 194347.31+395308.0
19437+3953 SEI 673 AB 2010 7 57 9.8 10.33 12.30 K2 194347.31+395308.0

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