21148+3803 DAL  38GH

 
 
21H 14M 57.26S +38 02' 08.9" P.A. 107 SEP 8.5 MAG 12.50,13.20
 
 
Coord 2000
21148+3803
Discov num
DAL  38
Comp
GH
Coord arcsec 2000
21 14 57.26 +38 02 08.9
Date first
1998
Date last
2007
Obs
3
Pa first
109
Pa last
107
P.A. Now (θ)
107°
Sep first
8.6
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
12.50
Mag sec
13.20
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-018
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
21148+3803 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Tau Cyg 71121 21148+3803 AGC 13 AB 1874 2016 347 196 1.0 3.83 6.57 2.74 Y
Show 71121 21148+3803 AGC 13 AC 1874 2012 11 211 73.0 3.83 12.20 8.37
Show 71121 21148+3803 AGC 13 AB,D 1852 2004 15 208 205.4 3.83 9.94 6.11
Show 71121 21148+3803 AGC 13 AE 1912 2012 6 257 86.9 3.83 12.40 8.57
Show 71121 21148+3803 AGC 13 AF 1912 2012 37 184 89.5 3.83 11.95 8.12
Show 71121 21148+3803 DAL 38 AG 1998 2007 4 109 120.9 3.83 12.50 8.67
Show 71121 21148+3803 LEP 100 AI 1998 2002 2 77 534.5 3.83 16.02 12.19
Show 71121 21148+3803 FYM 110 AJ 1998 2012 3 127 49.7 3.83 14.00 10.17
Show 71121 21148+3803 FYM 110 AK 1998 2012 3 316 99.0 3.83 14.40 10.57
Show 71121 21148+3803 FYM 110 AL 2002 2012 2 290 32.8 3.83 14.90 11.07
Show 21148+3803 DAL 38 GH 1998 2007 3 107 8.5 12.50 13.20 0.70 <===
Show 21148+3803 JOD 20 Fa,Fb 2008 2008 1 18 0.4 12.20 13.80 1.60
13-fold system
13 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
107.4
last precise sep
8.48