19579+3843 SEI 751AB

 
 
19h 57m 49.54s +38 43' 37.8" P.A. 259 sep 20.4 mag 11.70,12.04
 
 
Coord 2000
19579+3843
Discov num
SEI 751
Comp
AB
Coord arcsec 2000
19 57 49.54 +38 43 37.8
Date first
1896
Date last
2017
Obs
9
Pa first
259
Pa last
259
P.A. Now (θ)
259°
Sep first
20.0
Sep last
20.4
Sep. Now (ρ)
20.4"
Mag pri
11.70
Mag sec
12.04
delta mag (ΔM)
0.34
Spectral class
Pri motion ra
-009
Sec motion ra
-008
Pri motion dec
-014
Sec motion dec
-013
Notes
rPM=0.085 (< 0.3, Physical double)
This double is physical.
 
 
19579+3843 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19579+3843 SEI 751 AB 1896 2017 9 259 20.4 11.70 12.04 0.34 <===
Show 19579+3843 TOB 163 AC 1929 2017 6 72 23.5 11.70 11.90 0.20
Show 19579+3843 MLB 949 CD 1934 2017 3 105 3.1 12.20 13.80 1.60
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
258.6
Precise sep
20.374
Cdsa2 id
SEI 751 AB
Constellation
Cygnus
Ra deg
19.96376111111111
De deg
38.72716666666667
last precise pa
258.6
last precise sep
20.374
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19579+3843 SEI 751 AB 1998 6 258 20.4 11.70 12.04 D 195749.54+384337.8
19579+3843 SEI 751 AB 2002 7 258 20.4 11.70 12.04 D 195749.54+384337.8
19579+3843 SEI 751 AB 2015 8 258 20.4 11.70 12.04 195749.54+384337.8
19579+3843 SEI 751 AB 2017 9 259 20.4 11.70 12.04 195749.54+384337.8

If you need more information about this double, apply for a data request form to the WDS.