21069+3845 FYM 106BM

 
 
21h 06m 55.09s +38 44' 31.6" P.A. 238 sep 100.7 mag 6.05,14.30 Sp K7V dist. 3.5 pc (11.42 l.y.)
 
 
Coord 2000
21069+3845
Discov num
FYM 106
Comp
BM
Coord arcsec 2000
21 06 55.09 +38 44 31.6
Date first
1998
Date last
2016
Obs
3
Pa first
248
Pa last
238
P.A. Now (θ)
238°
Sep first
86.0
Sep last
100.7
Sep. Now (ρ)
100.7"
Mag pri
6.05
Mag sec
14.30
delta mag (ΔM)
8.25
Spectral class
K7V (yellow-orange)
Pri motion ra
+411
Sec motion ra
-002
Pri motion dec
+314
Sec motion dec
-001
Notes
N P (See Notes, 100-year proper motion)
rPM=1.004
This double is not physical.
 
 
21069+3845 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 61 Cyg 70919 21069+3845 STF2758 AB 1753 2017 1739 153 31.8 5.20 6.05 0.85 Y
Show 21069+3845 STF2758 AC 1907 2016 6 219 839.8 5.35 10.23 4.88
Show 21069+3845 STF2758 AD 1918 2016 4 250 748.0 5.35 10.45 5.10
Show 21069+3845 STF2758 AE 1918 2016 12 267 340.8 5.35 9.63 4.28
Show 21069+3845 STF2758 AF 1918 2016 10 240 371.2 5.35 11.30 5.95
Show 21069+3845 STF2758 AG 1921 2016 13 236 260.4 5.35 11.30 5.95
Show 21069+3845 STF2758 AH 1921 2017 31 268 117.5 5.35 9.97 4.62
Show 21069+3845 SMR 1 AI 1921 2017 13 239 28.3 5.35 10.74 5.39
Show 21069+3845 HZE 4 AJ 2006 2015 3 241 17.5 2.25 12.43 10.18
Show 21069+3845 HZE 4 AK 2006 2006 1 83 7.8 2.25 13.05 10.80
Show 21069+3845 SMR 40 AO 1998 2017 7 281 163.4 5.35 12.65 7.30
Show 21069+3845 SMR 40 AP 1998 2017 7 285 159.6 5.35 12.84 7.49
Show 21069+3845 SMR 40 AQ 1998 2016 4 316 68.1 5.35 13.19 7.84
Show 21069+3845 STF2758 BC 1879 2016 6 221 827.6 6.05 10.03 3.98
Show 21069+3845 HZE 4 BL 2006 2006 1 145 9.9 2.74 14.04 11.30
Show 21069+3845 FYM 106 BM 1998 2016 3 238 100.7 6.05 14.30 8.25 <===
Show 21069+3845 FYM 106 BN 1998 2016 3 152 48.3 6.05 14.40 8.35
Show 21069+3845 TNN 15 BR 2005 2005 1 77 11.5 2.54 14.80 12.26
18-fold system
18 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
237.7
Precise sep
100.722
Constellation
Cygnus
SAO
70919
HIP
104217
Tycho2
3168-02798-1
Gaia DR2
71896790016
HD
201092
HR
8086
GL
Gl 820B
BD
BD+38 4344
Flamsteed
61 Cygni
Flamsteed name
61 Cyg
Distance
3.5
Distance ly
11.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21069+3845 FYM 106 BM 2012 1 239 81.9 6.05 14.30 K7V N P 210655.26+384431.4
21069+3845 FYM 106 BM 2016 3 238 100.7 6.05 14.30 K7V N P 210655.09+384431.6

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