21078+3421 ABH 141AF

 
 
21h 07m 47.29s +34 21' 24.8" P.A. 92 sep 56.4 mag 10.22,14.10 Sp A7III
 
 
Coord 2000
21078+3421
Discov num
ABH 141
Comp
AF
Coord arcsec 2000
21 07 47.29 +34 21 24.8
Date first
1987
Date last
2012
Obs
3
Pa first
92
Pa last
92
P.A. Now (θ)
92°
Sep first
56.8
Sep last
56.4
Sep. Now (ρ)
56.4"
Mag pri
10.22
Mag sec
14.10
delta mag (ΔM)
3.88
Spectral class
A7III (white)
Pri motion ra
+008
Sec motion ra
-001
Pri motion dec
-002
Sec motion dec
-020
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.005
This double is not physical.
 
 
21078+3421 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21078+3421 ES 2313 AB 1927 2012 5 196 7.3 10.22 14.40 4.18
Show 21078+3421 HJ 1614 AC 1927 2012 8 257 12.4 10.22 11.30 1.08
Show 21078+3421 ABH 141 AD 1893 2004 11 43 84.9 10.22 8.73 1.49
Show 21078+3421 ABH 141 AE 1987 2012 4 140 22.6 10.22 13.88 3.66
Show 21078+3421 ABH 141 AF 1987 2012 3 92 56.4 10.22 14.10 3.88 <===
Show 21078+3421 ABH 141 AG 1987 2012 4 96 70.8 10.22 13.31 3.09
Show 21078+3421 ABH 141 AH 1987 2012 4 127 84.1 10.22 14.70 4.48
Show 21078+3421 ABH 141 AI 1987 2002 3 124 107.7 10.22 14.90 4.68
Show 21078+3421 ABH 141 AJ 1987 2012 4 222 61.8 10.22 13.90 3.68
Show 21078+3421 FYM 125 AK 1999 2012 3 233 74.0 10.22 15.00 4.78
Show 21078+3421 FYM 125 AL 1999 2012 3 195 61.0 10.22 15.70 5.48
Show 21078+3421 FYM 125 AM 1999 2012 3 259 67.2 10.22 14.50 4.28
Show 21078+3421 ABH 141 GF 2002 2012 2 292 15.4 13.31 14.10 0.79
Show 21078+3421 FYM 125 JK 1999 2012 3 260 14.0 13.90 15.00 1.10
13-fold system
13 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
91.8
Precise sep
56.4
Cdsa2 id
ABH 141 AF
Constellation
Cygnus
Ra deg
21.12980277777778
De deg
34.35688888888889
last precise pa
91.8
last precise sep
56.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21078+3421 ABH 141 AF 1987 1 92 56.8 10.22 14.10 A7III 210747.29+342124.8
21078+3421 ABH 141 AF 2002 2 92 56.5 10.22 14.10 A7III U 210747.29+342124.8
21078+3421 ABH 141 AF 2012 3 92 56.4 10.22 14.10 A7III U 210747.29+342124.8

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