21148+3803 JOD 20 Fa,Fb

 
 
21h 14m 46.86s +38° 01' 13.7" P.A. 349.00 sep 0.9 mag 12.20,13.80 Sp M2.5
 
 
Coord 2000 21148+3803 Discov num JOD  20 Comp Fa,Fb Coord arcsec 2000 21 14 46.86 +38 01 13.7
Date first 2008 Date last 2018 Obs 4
Pa first 18 Pa last 349.2 P.A. Now (θ) 349.2°
Sep first 0.4 Sep last 0.912 Sep. Now (ρ) 0.912"
Mag pri 12.20 Mag sec 13.80 delta mag (ΔM) 1.6 Spectral class M2.5 (red)
Pri motion ra +165 Sec motion ra
Pri motion dec +436 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
21148+3803 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Tau Cyg 71121 21 14 47 +38 02 43 AGC 13 AB 2017 358 190 1.1 3.83 6.57 2.74 Y
Show 71121 21 14 47 +38 02 43 AGC 13 AC 2012 11 211 73.0 3.83 12.20 8.37
Show 71121 21 14 47 +38 02 43 AGC 13 AB,D 2004 15 208 205.4 3.83 9.94 6.11
Show 71121 21 14 47 +38 02 43 AGC 13 AE 2012 6 257 86.9 3.83 12.40 8.57
Show 71121 21 14 47 +38 02 43 AGC 13 AF 2012 37 184 89.5 3.83 11.95 8.12
Show 71121 21 14 47 +38 02 43 DAL 38 AG 2007 4 109 120.9 3.83 12.50 8.67
Show 71121 21 14 47 +38 02 43 LEP 100 AI 2002 2 77 534.5 3.83 16.02 12.19
Show 71121 21 14 47 +38 02 43 FYM 110 AJ 2012 3 127 49.7 3.83 14.00 10.17
Show 71121 21 14 47 +38 02 43 FYM 110 AK 2012 3 316 99.0 3.83 14.40 10.57
Show 71121 21 14 47 +38 02 43 FYM 110 AL 2012 2 290 32.8 3.83 14.90 11.07
Show 21 14 57 +38 02 09 DAL 38 GH 2015 7 108 8.6 12.50 13.20 0.70
Show 21 14 47 +38 01 14 JOD 20 Fa,Fb 2018 4 349 0.9 12.20 13.80 1.60 <===
13-fold system
13 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1964791549015851648