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
 
 
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 1736 152 31.7 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 70919 21069+3845 STF2758 AD 1918 2016 4 250 748.0 5.35 10.45 5.10
Show 70919 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 2016 30 270 112.2 5.35 9.97 4.62
Show 21069+3845 SMR 1 AI 1921 2016 12 240 22.7 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 2016 6 282 158.6 5.35 12.65 7.30
Show 21069+3845 SMR 40 AP 1998 2016 6 291 151.7 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
last precise pa
237.7
last precise sep
100.722
 
 
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

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