21441+2845 FYM  25DG

 
 
21h 44m 19.17s +28 46' 53.7" P.A. 164 sep 89.6 mag 6.94,13.77 Sp A5
 
 
Coord 2000
21441+2845
Discov num
FYM  25
Comp
DG
Coord arcsec 2000
21 44 19.17 +28 46 53.7
Date first
1999
Date last
2012
Obs
3
Pa first
166
Pa last
164
P.A. Now (θ)
164°
Sep first
93.5
Sep last
89.6
Sep. Now (ρ)
89.6"
Mag pri
6.94
Mag sec
13.77
delta mag (ΔM)
6.83
Spectral class
A5 (white)
Pri motion ra
-001
Sec motion ra
+004
Pri motion dec
-054
Sec motion dec
+002
Notes
N (See Notes)
rPM=1.041
This double is not physical.
 
 
21441+2845 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Mu1 Cyg 89940 21441+2845 STF2822 AB 1777 2016 724 324 1.5 4.75 6.18 1.43 Y
Show 21441+2845 STF2822 AC 1878 2012 16 292 76.6 4.75 12.93 8.18
Show 89939 21441+2845 STF2822 AD 1800 2014 54 44 196.9 4.75 6.94 2.19
Show 21441+2845 FYM 25 AF 1999 2012 3 72 111.5 4.75 12.64 7.89
Show 21441+2845 FYM 25 AG 1999 2012 3 73 168.1 4.75 13.77 9.02
Show 21441+2845 STF2822 BD 1823 2012 24 45 196.7 6.18 6.94 0.76
Show 21441+2845 ES 521 DE 1907 2015 6 286 17.5 6.94 13.13 6.19
Show 21441+2845 FYM 25 DG 1999 2012 3 164 89.6 6.94 13.77 6.83 <===
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
163.7
Precise sep
89.628
Constellation
Cygnus
last precise pa
163.7
last precise sep
89.628
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21441+2845 FYM 25 DG 2012 3 164 89.6 6.94 13.77 A5 N 214419.17+284653.7

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