19579+3843 SEI 751AB

 
 
19h 57m 49.54s +38 43' 37.8" P.A. 258 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
2015
Obs
8
Pa first
259
Pa last
258
P.A. Now (θ)
258°
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 2015 8 258 20.4 11.70 12.04 0.34 <===
Show 19579+3843 TOB 163 AC 1929 2015 5 72 23.4 11.70 11.90 0.20
Show 19579+3843 MLB 949 CD 1934 2015 2 106 2.9 12.20 13.80 1.60
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.6
Precise sep
20.39
Constellation
Cygnus
Tycho2
3137-02906-1
last precise pa
257.6
last precise sep
20.39
 
 
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

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