20403+0326 STT 409AB

 
 
20h 40m 17.64s +03 26' 28.5" P.A. 84 sep 16.8 mag 7.06,10.20 Sp K0
 
 
Coord 2000
20403+0326
Discov num
STT 409
Comp
AB
Coord arcsec 2000
20 40 17.64 +03 26 28.5
Date first
1843
Date last
2015
Obs
21
Pa first
84
Pa last
84
P.A. Now (θ)
84°
Sep first
16.3
Sep last
16.8
Sep. Now (ρ)
16.8"
Mag pri
7.06
Mag sec
10.20
delta mag (ΔM)
3.14
Spectral class
K0 (yellow-orange)
Pri motion ra
+041
Sec motion ra
+041
Pri motion dec
+009
Sec motion dec
+009
Notes
Nature of this double is uncertain.
 
 
20403+0326 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20403+0326 STT 409 AB 1843 2015 21 84 16.8 7.06 10.20 3.14 <===
Show 20403+0326 STT 409 AC 1894 2010 14 332 63.2 7.06 9.93 2.87
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
83.6
Precise sep
16.784
Cdsa2 id
STT 409 AB
Constellation
Delphinus
Tycho2
0515-00234-1
HD
196929
Ra deg
20.671566666666667
De deg
3.44125
last precise pa
83.6
last precise sep
16.784
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20403+0326 STT 409 AB 2000 17 84 16.8 7.06 10.20 K0 D 204017.64+032628.5
20403+0326 STT 409 AB 2010 18 84 16.8 7.06 10.20 K0 D 204017.64+032628.5
20403+0326 STT 409 AB 2013 20 84 16.8 7.06 10.20 K0 204017.64+032628.5
20403+0326 STT 409 AB 2015 21 84 16.8 7.06 10.20 K0 204017.64+032628.5

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