21103+4359 STF2773EF

21h 10m 16.48s +43 59' 07.0" P.A. 42 sep 10.9 mag 13.30,13.41 Sp A0

Coord 2000
21103+4359
Discov num
STF2773
Comp
EF
Coord arcsec 2000
21 10 16.48 +43 59 07.0
Date first
1909
Date last
2002
Obs
4
Pa first
56
Pa last
42
P.A. Now (θ)
42°
Sep first
11.0
Sep last
10.9
Sep. Now (ρ)
10.9"
Mag pri
13.30
Mag sec
13.41
delta mag (ΔM)
0.11
Spectral class
A0 (white)
Pri motion ra
-040
Sec motion ra
-009
Pri motion dec
+035
Sec motion dec
-004
Notes


rPM=0.937

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 21103+4359 STF2773 AB 1828 2016 47 113 3.3 8.46 9.09 0.63
Show 21103+4359 STF2773 AC 1879 2002 6 64 20.4 8.46 13.30 4.84
Show 21103+4359 STF2773 AD 1915 2002 3 262 29.6 8.46 14.20 5.74
Show 21103+4359 STF2773 AE 1909 2002 3 150 51.5 8.46 13.30 4.84
Show 21103+4359 STF2773 EF 1909 2002 4 42 10.9 13.30 13.41 0.11 <===
Sextuple system
6 visible stars in this system



OTHER CATALOGS AND DESIGNATIONS

Precise pa
41.8
Precise sep
10.858
Cdsa2 id
STF 2773 EF
Constellation
Cygnus
Ra deg
21.171244444444447
De deg
43.98527777777778
last precise pa
41.8
last precise sep
10.858




WDS HISTORIC DATA

coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21103+4359 STF2773 EF 2000 2 42 10.8 8.46   A0 211016.48+435907.0
21103+4359 STF2773 EF 2002 4 42 10.9 13.30 13.41 A0 211016.48+435907.0
21103+4359 STF2773 EF 2010 5 46 12.0 13.30 13.41 A0 211016.48+435907.0

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