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Doubles in session


Current system
21223+2906
COU 532


Nearby doubles
12' : 21231+2902
RAO 454

14' : 21230+2858
STF2792AB

22' : 21224+2927
COU1041

45' : 21253+2928
COU 940

53' : 21226+2814
J 2342

55' : 21259+2935
TDT2959

55' : 21197+2823
LDS4879

63' : 21176+2915
COU 835AB

66' : 21201+2809
J 196

66' : 21273+2917
TDT2976

67' : 21176+2841
MLB 489AB

68' : 21256+2957
J 3139

68' : 21235+3012
UC 260AB

70' : 21181+2825
HJ 1632

74' : 21214+2755
HJ 1636

75' : 21263+2814
CVR 902

75' : 21245+3015
A 1219AB

75' : 21243+2756
GRV 462

77' : 21228+3026
RAO 453

80' : 21177+2815
TDT2889

81' : 21162+2858
TDT2873

85' : 21159+2858
HDS3025

85' : 21162+2928
J 1784

86' : 21198+2748
LSC 96

87' : 21206+2743
A 295

87' : 21167+2819
MLB 574



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Binary Systems
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21223+2906 COU 532

 
 
21h 22m 19.57s +29° 06' 23.1" P.A. 45.00 sep 0.4 mag 9.50,9.50 Sp G0
 
 
Coord 2000 21223+2906 Discov num COU 532 Comp Coord arcsec 2000 21 22 19.57 +29 06 23.1
Date first 1970 Date last 2016 Obs 21
Pa first 78 Pa last 45 P.A. Now (θ) 45°
Sep first 0.1 Sep last 0.387 Sep. Now (ρ) 0.387"
Mag pri 9.50 Mag sec 9.50 delta mag (ΔM) 0 Spectral class G0 (yellow)
Pri motion ra +030 Sec motion ra
Pri motion dec +015 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2199-00128-1 Gaia DR2 1848618245631059456
 
 
ORBITAL ELEMENTS
 
 
Period (P)556.1y± 91 Periastron (T)1959.3y± 2.5 Semi-major axis (a)0.494a± 0.052
Eccentricity (e)0.5669± 0.033 Inclination (i)119.3°± 1.4 Longitude of periastron (ω)258.1°± 8.4
Node (Ω)45.4°± 1 Notes ReferenceBAE2021
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 53.5 0.311
2001 52.9 0.317
2002 52.3 0.322
2003 51.7 0.327
2004 51.1 0.331
2005 50.5 0.336
2006 50.0 0.341
2007 49.4 0.345
2008 48.9 0.350
2009 48.4 0.354
2010 47.9 0.359
2011 47.4 0.363
2012 46.9 0.367
2013 46.4 0.371
2014 46.0 0.375
2015 45.5 0.379
2016 45.1 0.382
2017 44.7 0.386
2018 44.2 0.390
2019 43.8 0.393
2020 43.4 0.396
2021 43.0 0.400
2022 42.6 0.403
2023 42.2 0.406
2024 41.8 0.409
2025 41.5 0.412
2026 41.1 0.415
2027 40.7 0.418
2028 40.4 0.421
2029 40.0 0.424
2030 39.7 0.427


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds21223%2B2906a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 21223+2906 COU 532 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
BAE2021 orb j Baidin, A.E. & Krechet, V.G. 2021AstBu..76...84B
BAE2021 Astrophys. Bull. 76, 84, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 COU Couteau, P.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21223+2906 COU 532 2002 16 54 0.4 9.50 9.50 G0 212219.57+290623.1
21223+2906 COU 532 2006 17 53 0.4 9.50 9.50 G0 212219.57+290623.1
21223+2906 COU 532 2007 18 46 0.4 9.50 9.50 G0 212219.57+290623.1
21223+2906 COU 532 2009 19 46 0.3 9.50 9.50 G0 212219.57+290623.1
21223+2906 COU 532 2016 20 45 0.4 9.50 9.50 G0 212219.57+290623.1

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

 
 
WDS 21223+2906 COU 532 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21223+2906 COU 532 : MEASURES
 
 
No records found.

 
 
WDS 21223+2906 : VIRTUAL EYEPIECE
 
 

21223+2906 COU 532A mag 9.5 Sp G0 21223+2906 COU 532B sep 0.4 P.A. 41.10 mag 9.5 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21223+2906 : ALADIN DSS IMAGE @ 21h 22m 19.57s +29° 06' 23.1"
 
 
 
 
WDS 21223+2906 COU 532 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21223+2906 COU 532 distance=0' 21231+2902 RAO 454 distance=12' 21230+2858 STF2792AB distance=14' 21230+2858 STF2792AC distance=14' 21224+2927 COU1041 distance=22' 21253+2928 COU 940 distance=45' 21226+2814 J 2342 distance=53' 21259+2935 TDT2959 distance=55' 21197+2823 LDS4879 distance=55' 21176+2915 COU 835AB distance=63' 21176+2915 COU 835AC distance=63' 21201+2809 J 196 distance=66' 21273+2917 TDT2976 distance=66' 21176+2841 MLB 489AB distance=67' 21176+2841 MLB 489AC distance=67' 21256+2957 J 3139 distance=68' 21235+3012 UC 260AB distance=68' 21181+2825 HJ 1632 distance=70' 21214+2755 HJ 1636 distance=74' 21263+2814 CVR 902 distance=75' 21245+3015 A 1219AB distance=75' 21243+2756 GRV 462 distance=75' 21228+3026 RAO 453 distance=77' 21177+2815 TDT2889 distance=80' 21162+2858 TDT2873 distance=81' 21159+2858 HDS3025 distance=85' 21162+2928 J 1784 distance=85' 21198+2748 LSC 96 distance=86' 21206+2743 A 295 distance=87' 21167+2819 MLB 574 distance=87' 21167+2955 TDT2878 distance=89' 21266+2757 TDT2968 distance=90' 21169+3001 MLB 538AB distance=90' 21169+3001 DAM 227AC distance=90' 21162+2948 TDT2872 distance=91' 21153+2848 MLB 488 distance=93' 21167+3001 MLB1091 distance=93' 21161+2951 LDS1053AB distance=94' 21161+2951 BWL 56Aa,Ab distance=94' 21161+2951 BWL 56AC distance=94' 21161+2951 BWL 56AD distance=94' 21161+2951 BWL 56AE distance=94' 21161+2951 BWL 56BF distance=94' 21150+2917 GRV 438 distance=96' 21212+3044 TDT2914 distance=99' 21220+2727 OSO 145 distance=100' 21230+2726 COU 533 distance=101' 21182+3035 NOV 1XL distance=101' 21182+3035 NOV 1XQ distance=101' 21182+3035 NOV 1XY distance=101' 21182+3035 NOV 1XZ distance=101' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 21223+2906 COU 532 45 0.4
Show 21231+2902 RAO 454 9 0.4 12
Show 21230+2858 STF2792 AB 331 7.4 14
Show 21230+2858 STF2792 AC 161 22.8 14
Show 21224+2927 COU1041 90 1.3 22
Show 21253+2928 COU 940 263 0.3 45
Show 21226+2814 J 2342 214 6.1 53
Show 21259+2935 TDT2959 99 0.5 55
Show 21197+2823 LDS4879 88 258.8 55
Show 21176+2915 COU 835 AB 238 0.4 63
Show 21176+2915 COU 835 AC 247 12.3 63
Show 21201+2809 J 196 254 3.4 66
Show 21273+2917 TDT2976 275 0.6 66
Show 21176+2841 MLB 489 AB 205 5.0 67
Show 21176+2841 MLB 489 AC 284 11.0 67
Show 21256+2957 J 3139 331 6.7 68
Show 21235+3012 UC 260 AB 243 33.4 68
Show 21181+2825 HJ 1632 44 8.2 70
Show 21214+2755 HJ 1636 185 7.4 74
Show 21263+2814 CVR 902 340 16.2 75
Show 21245+3015 A 1219 AB 312 1.5 75
Show 21243+2756 GRV 462 65 31.1 75
Show 21228+3026 RAO 453 291 0.3 77
Show 21177+2815 TDT2889 45 0.5 80
Show 21162+2858 TDT2873 277 0.8 81
Show 21159+2858 HDS3025 46 0.2 85
Show 21162+2928 J 1784 338 5.0 85
Show 21198+2748 LSC 96 299 0.5 86
Show 21206+2743 A 295 253 0.3 87
Show 21167+2819 MLB 574 334 7.7 87
Show 21167+2955 TDT2878 10 0.6 89
Show 21266+2757 TDT2968 10 0.6 90
Show 21169+3001 MLB 538 AB 310 3.2 90
Show 21169+3001 DAM 227 AC 26 8.2 90
Show 21162+2948 TDT2872 163 0.7 91
Show 21153+2848 MLB 488 306 11.4 93
Show 21167+3001 MLB1091 170 10.4 93
Show 21161+2951 LDS1053 AB 259 26.0 94
Show 21161+2951 BWL 56 Aa,Ab 163 0.1 94
Show 21161+2951 BWL 56 AC 77 3.4 94
Show 21161+2951 BWL 56 AD 200 2.6 94
Show 21161+2951 BWL 56 AE 226 4.4 94
Show 21161+2951 BWL 56 BF 233 3.5 94
Show 21150+2917 GRV 438 8 15.2 96
Show 21212+3044 TDT2914 17 2.0 99
Show 21220+2727 OSO 145 342 10.3 100
Show 21230+2726 COU 533 289 0.7 101
Show 21182+3035 NOV 1 XL 89 32.2 101
Show 21182+3035 NOV 1 XQ 134 29.2 101
Show 21182+3035 NOV 1 XY 206 14.1 101
Show 21182+3035 NOV 1 XZ 57 18.3 101

 
 
WDS 21223+2906 : COMPONENTS
 
 
  A
B pa=41.1°
sep=0.36"
 
 
21223+2906 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212219.57+290623.1 Mag 9.5 Spectral class G0 (yellow)
PmRA 30.00 PmDE 15.0 Tycho2 2199-00128-1 DM BD+28 4067
Tycho2
Tycho2 2199-00128-1 Pflag RAmdeg 320.58158540 DEmdeg 29.10643927
PmRA 36.0 PmDE 23.1 E RAmdeg 11 E DEmdeg 12
E pmRA 1.2 E pmDE 1.2 EpRAm 1990.18 EpDEm 1989.81
Num 9 Q RAmdeg 0.8 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 0.9 BTmag 9.875 E BTmag 0.024 VTmag 9.268
E VTmag 0.018 Prox 999 TYC T HIP
CCDM RAdeg 320.58148972 DEdeg 29.10638583 EpRA 1990 1.66
EpDE 1990 1.62 E RAdeg 11.2 E DEdeg 12.3 Posflg
Corr 0.0
CCDM
Ccdm 21223+2906 RComp Comp A Note1
Note2 Discov num DRAs 1.48 DDEs 23.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp G0 PmNote *
PmRA 24 PmDE 18 Dm number +28 4067 Cat1 BD
Name2 +28 2460 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 21180N2841A
HIC
 
 
21223+2906 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212219.59+290623.4 Mag 9.5 Calc coord yes
CCDM
Ccdm 21223+2906 RComp Comp B Note1
Note2 Discov num COU 532 DRAs DDEs
R dRAs Year 1970 Theta 81 Rho 0.2
Obs 1 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21180N2841B
HIC