21148+3803 JOD  20Fa,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
P.A. Now (θ)
349°
Sep first
0.4
Sep last
0.9
Sep. Now (ρ)
0.9"
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 353 180 1.0 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 71121 21 14 57 +38 02 09 DAL 38 GH 2015 7 108 8.6 12.50 13.20 0.70
Show 71121 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 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
349.2
Precise sep
0.912
Constellation
Cygnus
SAO
71121
Gaia DR2
1964791549015851648
HD
202444
HR
8130
DM
BD+37 4240
Flamsteed
65 Cygni
Flamsteed name
65 Cyg
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21148+3803 JOD 20 Fa,Fb 2008 1 18 0.4 12.20 13.80 M2.5 N 211446.86+380113.7
21148+3803 JOD 20 Fa,Fb 2018 4 349 0.9 12.20 13.80 M2.5 N 211446.86+380113.7

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