21129+3014 FYM 141AG

 
 
21h 12m 56.19s +30 13' 36.9" P.A. 97.00 sep 70.7 mag 3.30,15.10 Sp G8+III-a dist. 43.88 pc (143.14 l.y.)
 
 
Coord 2000
21129+3014
Discov num
FYM 141
Comp
AG
Coord arcsec 2000
21 12 56.19 +30 13 36.9
Date first
1998
Date last
2015
Obs
4
Pa first
98
Pa last
97
P.A. Now (θ)
97°
Sep first
70.5
Sep last
70.7
Sep. Now (ρ)
70.7"
Mag pri
3.30
Mag sec
15.10
delta mag (ΔM)
11.8
Spectral class
G8+III-a (yellow)
Pri motion ra
+007
Sec motion ra
Pri motion dec
-068
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
21129+3014 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 71070 21 12 56 +30 13 37 BAS 7 Aa,Ab 2000 1 246 0.0 3.20 13.20 10.00
Show Zet Cyg 71070 21 12 56 +30 13 37 BUP 227 AB 2015 8 205 65.2 3.30 11.70 8.40
Show 71070 21 12 56 +30 13 37 BUP 227 AC 2015 7 300 91.5 3.30 12.73 9.43
Show 71070 21 12 56 +30 13 37 BUP 227 AD 2015 8 63 105.3 3.30 12.70 9.40
Show 71070 21 12 56 +30 13 37 FYM 141 AE 2015 3 76 42.8 3.30 14.10 10.80
Show 71070 21 12 56 +30 13 37 FYM 141 AF 2015 4 267 63.6 3.30 14.00 10.70
Show 71070 21 12 56 +30 13 37 FYM 141 AG 2015 4 97 70.7 3.30 15.10 11.80 <===
Octuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
97.3
Precise sep
70.66
Constellation
Cygnus
SAO
71070
HIP
104732
Tycho2
2702-02764-1
Gaia DR2
1851924859347035520
HD
202109
HR
8115
GC
29661
BD
BD+29 4348
Flamsteed
64 Cygni
Flamsteed name
64 Cyg
Distance
43.88
Distance ly
143.14
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21129+3014 FYM 141 AG 2012 3 98 70.0 3.30 15.10 G8+III-a N 211256.19+301336.9
21129+3014 FYM 141 AG 2015 4 97 70.7 3.30 15.10 G8+III-a N 211256.19+301336.9

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