21182+3035 POP 228NK

 
 
21h 18m 05.95s +30 35' 12.7" P.A. 64 sep 6.5 mag 14.50,15.00
 
 
Coord 2000
21182+3035
Discov num
POP 228
Comp
NK
Coord arcsec 2000
21 18 05.95 +30 35 12.7
Date first
1998
Date last
2015
Obs
3
Pa first
64
Pa last
64
P.A. Now (θ)
64°
Sep first
6.7
Sep last
6.5
Sep. Now (ρ)
6.5"
Mag pri
14.50
Mag sec
15.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-030
Sec motion ra
Pri motion dec
+011
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
21182+3035 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21182+3035 HO 154 AB 1882 2015 16 211 3.6 8.14 11.54 3.40
Show 21182+3035 POP 228 AC 1998 2015 4 139 9.0 8.13 13.60 5.47
Show 21182+3035 NOV 1 AD 1998 2015 5 162 21.4 8.14 15.91 7.77
Show 21182+3035 POP 228 AN 1998 2015 3 262 64.2 8.14 14.50 6.36
Show 21182+3035 NOV 1 AX 1900 2015 10 142 186.7 8.14 10.74 2.60
Show 21182+3035 POP 228 NK 1998 2015 3 64 6.5 14.50 15.00 0.50 <===
Show 21182+3035 NOV 1 XL 1998 2015 4 89 32.2 10.74 15.10 4.36
Show 21182+3035 NOV 1 XQ 1998 2015 3 134 29.2 10.74 17.30 6.56
Show 21182+3035 NOV 1 XY 1998 2015 5 206 14.1 10.74 14.40 3.66
Show 21182+3035 NOV 1 XZ 1998 2015 5 57 18.3 10.74 16.40 5.66
11-fold system
11 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
63.6
Precise sep
6.546
Constellation
Cygnus
SAO
71176
Gaia DR2
97600683648
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21182+3035 POP 228 NK 2005 2 73 5.9 14.50 15.00 D 211805.95+303512.7
21182+3035 POP 228 NK 2015 3 64 6.5 14.50 15.00 N 211805.95+303512.7

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