21103+4359 STF2773AD

 
 
21h 10m 14.01s +43 59' 51.7" P.A. 262 sep 29.4 mag 8.46,14.20 Sp A0
 
 
Coord 2000
21103+4359
Discov num
STF2773
Comp
AD
Coord arcsec 2000
21 10 14.01 +43 59 51.7
Date first
1915
Date last
2015
Obs
4
Pa first
261
Pa last
262
P.A. Now (θ)
262°
Sep first
29.7
Sep last
29.4
Sep. Now (ρ)
29.4"
Mag pri
8.46
Mag sec
14.20
delta mag (ΔM)
5.74
Spectral class
A0 (white)
Pri motion ra
-012
Sec motion ra
-026
Pri motion dec
+010
Sec motion dec
-014
Notes
rPM=0.941
This double is not physical.
 
 
21103+4359 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 50529 21103+4359 STF2773 AB 1828 2016 48 113 3.3 8.46 9.09 0.63
Show 50529 21103+4359 STF2773 AC 1879 2015 7 64 20.3 8.46 13.30 4.84
Show 50529 21103+4359 STF2773 AD 1915 2015 4 262 29.4 8.46 14.20 5.74 <===
Show 50529 21103+4359 STF2773 AE 1909 2015 4 149 52.2 8.46 13.30 4.84
Show 50529 21103+4359 STF2773 EF 1909 2015 5 41 10.7 13.30 13.41 0.11
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
261.7
Precise sep
29.442
Constellation
Cygnus
SAO
50529
Tycho2
3181-05374-2
Gaia DR2
1970259587837913600
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21103+4359 STF2773 AD 1998 2 262 29.8 8.46 14.20 A0 D 211014.01+435951.7
21103+4359 STF2773 AD 2002 3 262 29.6 8.46 14.20 A0 D 211014.01+435951.7
21103+4359 STF2773 AD 2015 4 262 29.4 8.46 14.20 A0 211014.01+435951.7

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