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Doubles in session


Current system
20229+4259
HO 128 AB
NSV13053


Nearby doubles
12' : 20219+4257
BRT2262

13' : 20229+4311
L 34

16' : 20229+4243
A 289AB

31' : 20210+4320
TDT2198

34' : 20224+4332
TDT2215

38' : 20195+4307
TDS1059

41' : 20212+4335
HJ 1505

42' : 20248+4223
ES 1678

46' : 20269+4246
TDT2279

46' : 20190+4316
WFC 231

47' : 20251+4220
TDT2252

47' : 20211+4341
A 46AB

48' : 20188+4244
HO 124

49' : 20273+4255
HDS2926

51' : 20275+4307
TDT2289

52' : 20276+4303
HDS2927

55' : 20189+4227
HJ 1503

56' : 20187+4329
TDT2158

59' : 20179+4319
ES 1440

59' : 20205+4351
BU 1207AB

62' : 20253+4355
A 291AB

65' : 20266+4350
TDT2273

67' : 20231+4405
TDT2227

67' : 20213+4155
TDT2201

68' : 20267+4353
FYM 258AB

71' : 20256+4155
ARG 92AB



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20229+4259 HO 128 AB (NSV13053)

 
 
20h 22m 55.49s +42° 59' 00.4" P.A. 357.00 sep 1.4 mag 6.41,8.82 Sp G8III dist. 102.99 pc (335.95 l.y.)
 
 
Coord 2000 20229+4259 Discov num HO  128 Comp AB Coord arcsec 2000 20 22 55.49 +42 59 00.4
Date first 1886 Date last 2016 Obs 37
Pa first 35 Pa last 357.1 P.A. Now (θ) 357.1°
Sep first 1.0 Sep last 1.383 Sep. Now (ρ) 1.383"
Mag pri 6.41 Mag sec 8.82 delta mag (ΔM) 2.41 Spectral class G8III (yellow)
Pri motion ra +055 Sec motion ra +055
Pri motion dec +039 Sec motion dec +039
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
20229+4259 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show NSV13053 49550 20 22 55 +42 59 00 HO 128 AB 2016 37 357 1.4 6.41 8.82 2.41 Y <===
Show 49550 20 22 55 +42 59 00 STTA 207 AC 2017 30 65 85.8 6.41 8.01 1.60
Show 49555 20 23 03 +42 59 38 STTA 207 CD 2015 9 162 56.1 8.01 14.43 6.42
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV13053 Constellation Cygnus SAO 49550 HIP 100515
Tycho2 3160-01936-1 Gaia DR2 2069136233279278720 HD 194220 HR 7802
GC 28364 ADS 13786 BD BD+42 3721 Distance 102.99
Distance ly 335.95
 
 
ORBITAL ELEMENTS
 
 
Period (P)1027.9807y± 507.5142 Periastron (T)2080.6251y± 32.5694 Semi-major axis (a)2.6928a± 1.91925
Eccentricity (e)0.70717± 0.24844 Inclination (i)103.488°± 8.825 Longitude of periastron (ω)248.513°± 20.476
Node (Ω)167.665°± 5.068 Notesn ReferenceIzm2019
Equinox Last observation2013 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 1.0 1.362
2001 0.7 1.362
2002 0.5 1.361
2003 0.3 1.361
2004 0.1 1.361
2005 359.8 1.360
2006 359.6 1.359
2007 359.4 1.358
2008 359.1 1.357
2009 358.9 1.356
2010 358.7 1.355
2011 358.5 1.353
2012 358.2 1.352
2013 358.0 1.350
2014 357.8 1.348
2015 357.5 1.345
2016 357.3 1.343
2017 357.1 1.340
2018 356.8 1.337
2019 356.6 1.334
2020 356.4 1.331
2021 356.1 1.327
2022 355.9 1.324
2023 355.7 1.320
2024 355.4 1.315
2025 355.2 1.311
2026 354.9 1.306
2027 354.7 1.301
2028 354.4 1.296
2029 354.2 1.290
2030 353.9 1.284


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


 
  


wds20229%2B4259a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 20229+4259 HO 128 AB (NSV13053) : NOTES
 
 
discov_num notes refcode
HO 128 B is called variable in the Bright Star Catalogue. This is doubtful.
STTA207 Statistically the same parallax within the errors would indicate the
components are physical.
 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 HO Hough, G.W.
28 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20229+4259 HO 128 AB 2003 28 360 1.4 6.41 8.82 G8III N D 202255.49+425900.4
20229+4259 HO 128 AB 2006 29 359 1.4 6.41 8.82 G8III N D 202255.49+425900.4
20229+4259 HO 128 AB 2010 32 358 1.4 6.41 8.82 G8III N D 202255.49+425900.4
20229+4259 HO 128 AB 2013 33 359 1.3 6.41 8.82 G8III N D 202255.49+425900.4
20229+4259 HO 128 AB 2015 36 358 1.4 6.41 8.82 G8III N 202255.49+425900.4
20229+4259 HO 128 AB 2016 37 357 1.4 6.41 8.82 G8III NO 202255.49+425900.4

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

 
 
WDS 20229+4259 HO 128 AB (NSV13053) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20229+4259 HO 128 AB (NSV13053) : MEASURES
 
 
No records found.

 
 
WDS 20229+4259 (NSV13053) : VIRTUAL EYEPIECE
 
 

20229+4259 HO 128A mag 6.41 Sp G8III 20229+4259 HO 128B sep 1.4 P.A. 357.90 mag 8.82 20229+4259 STTA207C sep 87.4 P.A. 64.40 mag 8.01 Sp A0 20229+4259 STTA207D sep 92.5 P.A. 99.70 mag 14.43 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 20229+4259 (NSV13053) : ALADIN DSS IMAGE @ 20h 22m 55.49s +42° 59' 00.4"
 
 
 
 
WDS 20229+4259 HO 128 AB (NSV13053) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20229+4259 HO 128AB distance=1' 20229+4259 STTA207AC distance=1' 20229+4259 STTA207CD distance=2' 20219+4257 BRT2262 distance=12' 20229+4311 L 34 distance=13' 20229+4243 A 289AB distance=16' 20229+4243 A 289AC distance=16' 20210+4320 TDT2198 distance=31' 20224+4332 TDT2215 distance=34' 20195+4307 TDS1059 distance=38' 20212+4335 HJ 1505 distance=41' 20248+4223 ES 1678 distance=42' 20269+4246 TDT2279 distance=46' 20190+4316 WFC 231 distance=46' 20251+4220 TDT2252 distance=47' 20211+4341 A 46AB distance=47' 20211+4341 A 46AB,C distance=47' 20188+4244 HO 124 distance=48' 20273+4255 HDS2926 distance=49' 20275+4307 TDT2289 distance=51' 20276+4303 HDS2927 distance=52' 20189+4227 HJ 1503 distance=55' 20187+4329 TDT2158 distance=56' 20179+4319 ES 1440 distance=59' 20205+4351 BU 1207AB distance=59' 20205+4351 TRN 29AC distance=59' 20205+4351 IOT 2Aa,Ab distance=59' 20253+4355 A 291AB distance=62' 20253+4355 A 291AC distance=62' 20266+4350 TDT2273 distance=65' 20231+4405 TDT2227 distance=67' 20213+4155 TDT2201 distance=67' 20267+4353 FYM 258AB distance=68' 20267+4353 FYM 258AC distance=68' 20267+4353 FYM 258AD distance=68' 20256+4155 ARG 92AB distance=71' 20238+4146 COU2641 distance=74' 20169+4337 FOX 252 distance=76' 20167+4335 FOX 251 distance=77' 20197+4151 MMA 3 distance=77' 20276+4202 HDS2928 distance=77' 20159+4257 ROE 42 distance=78' 20159+4307 BRT2257 distance=78' 20269+4152 A 293 distance=81' 20165+4339 ES 1439 distance=81' 20158+4233 ES 1567 distance=82' 20151+4249 A 388 distance=87' 20157+4339 A 2095AB distance=89' 20157+4339 STF2659AB,C distance=89' 20157+4339 STF2659AB,D distance=89' 20157+4339 FOX 39DE distance=89' 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 20229+4259 HO 128 AB 357 1.4 1
Show 20229+4259 STTA207 AC 65 85.8 1
Show 20229+4259 STTA207 CD 162 56.1 2
Show 20219+4257 BRT2262 129 2.5 12
Show 20229+4311 L 34 174 4.5 13
Show 20229+4243 A 289 AB 154 3.9 16
Show 20229+4243 A 289 AC 351 70.5 16
Show 20210+4320 TDT2198 3 1.8 31
Show 20224+4332 TDT2215 91 0.9 34
Show 20195+4307 TDS1059 117 0.9 38
Show 20212+4335 HJ 1505 111 16.7 41
Show 20248+4223 ES 1678 187 6.6 42
Show 20269+4246 TDT2279 60 0.9 46
Show 20190+4316 WFC 231 331 7.4 46
Show 20251+4220 TDT2252 347 1.8 47
Show 20211+4341 A 46 AB 77 0.4 47
Show 20211+4341 A 46 AB,C 265 2.0 47
Show 20188+4244 HO 124 357 0.9 48
Show 20273+4255 HDS2926 351 0.1 49
Show 20275+4307 TDT2289 346 2.0 51
Show 20276+4303 HDS2927 292 0.2 52
Show 20189+4227 HJ 1503 73 16.9 55
Show 20187+4329 TDT2158 164 1.8 56
Show 20179+4319 ES 1440 256 2.6 59
Show 20205+4351 BU 1207 AB 211 4.8 59
Show 20205+4351 TRN 29 AC 202 2.3 59
Show 20205+4351 IOT 2 Aa,Ab 152 0.0 59
Show 20253+4355 A 291 AB 148 0.8 62
Show 20253+4355 A 291 AC 284 18.1 62
Show 20266+4350 TDT2273 211 0.5 65
Show 20231+4405 TDT2227 172 0.5 67
Show 20213+4155 TDT2201 359 0.6 67
Show 20267+4353 FYM 258 AB 345 17.2 68
Show 20267+4353 FYM 258 AC 244 37.4 68
Show 20267+4353 FYM 258 AD 100 24.8 68
Show 20256+4155 ARG 92 AB 309 41.7 71
Show 20238+4146 COU2641 279 1.0 74
Show 20169+4337 FOX 252 246 18.6 76
Show 20167+4335 FOX 251 279 5.5 77
Show 20197+4151 MMA 3 105 11.0 77
Show 20276+4202 HDS2928 15 0.2 77
Show 20159+4257 ROE 42 91 6.1 78
Show 20159+4307 BRT2257 101 3.4 78
Show 20269+4152 A 293 119 1.4 81
Show 20165+4339 ES 1439 30 1.7 81
Show 20158+4233 ES 1567 182 2.4 82
Show 20151+4249 A 388 36 0.7 87
Show 20157+4339 A 2095 AB 333 0.2 89
Show 20157+4339 STF2659 AB,C 311 2.7 89
Show 20157+4339 STF2659 AB,D 251 20.5 89
Show 20157+4339 FOX 39 DE 135 1.4 89

 
 
WDS 20229+4259 : COMPONENTS
 
 
  A B C
B pa=357.9°
sep=1.38"
 
C pa=64.4°
sep=87.38"
pa=65.2°
sep=86.84"
 
D pa=99.7°
sep=92.53"
pa=100.6°
sep=92.82"
pa=166.9°
sep=54.86"
 
 
20229+4259 A
 
 
Name NSV13053 Coord arcsec 2000 202255.49+425900.4 Mag 6.41 Spectral class G8III (yellow)
PmRA 55.00 PmDE 39.0 SAO 49550 HIP 100515
Tycho2 3160-01936-1 HD 194220 HR 7802 GC 28364
ADS 13786 BD BD+42 3721
Tycho2
Tycho2 3160-01936-1 Pflag P RAmdeg 305.73138669 DEmdeg 42.98356773
PmRA 55.3 PmDE 39.0 E RAmdeg 4 E DEmdeg 4
E pmRA 1.3 E pmDE 1.2 EpRAm 1991.61 EpDEm 1991.57
Num 6 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 7.587 E BTmag 0.015 VTmag 6.406
E VTmag 0.010 Prox 14 TYC T HIP 100515
CCDM A RAdeg 305.73121167 DEdeg 42.98344278 EpRA 1990 1.72
EpDE 1990 1.70 E RAdeg 3.9 E DEdeg 3.9 Posflg D
Corr 0.0
SAO
SAO 49550 DelFlag RA1950 PmRA1950 0.0045
DE1950 PmDE1950 0.038 Vmag 6.3 SpType K0
Double code Source 70 CatNum 28364 DM BD+42 3721
DMcomp BDsup HD 194220 M HD 0
GC 28364 RA1950rad 5.3284914 DE1950rad 0.74737099 PmRA2000 0.0048
PmDE2000 0.036
Hipparcos
Catalog H HIP 100515 Proxy H RAhms 20 22 55.49
DEdms +42 59 00.4 Vmag 6.2 VarFlag R Vmag G
RAdeg 305.731 DEdeg 42.9834 AstroRef A Plx 9.86
CCDM 20230+4259 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 3 Rho 1.354 HD 194220 BD BD+42 3721
CD CP Dm number +42 3721 VIred 0.94
SpType K0IIIvar R SpType Coord arcsec 2000 202255.49+425900.4
Hipparcos 2
HIP 100515 Sn 15 So 3 Nc 2
RArad 5.3360160732 DErad 0.7502025352 Plx 9.71 PmRA 54.82
PmDE 42.55 E RArad 0.33 E DErad 0.34 E Plx 0.41
E pmRA 0.39 E pmDE 0.42 Hpmag 6.3686 E Hpmag 0.0006
SHp 0.007 VA 0 BV 0.957 E BV 0.009
VI 0.94
 
 
20229+4259 B
 
 
Coord arcsec 2000 202255.49+425901.8 Mag 8.82 PmRA 55.00 PmDE 39.0
Tycho2 3160-01936-2 Calc delta mag 2.41 Calc coord yes
Tycho2
Tycho2 3160-01936-2 Pflag P RAmdeg 305.73138669 DEmdeg 42.98356773
PmRA 55.3 PmDE 39.0 E RAmdeg 4 E DEmdeg 4
E pmRA 1.3 E pmDE 1.2 EpRAm 1991.61 EpDEm 1991.57
Num 6 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 9.444 E BTmag 0.020 VTmag 8.824
E VTmag 0.016 Prox 14 TYC HIP 100515
CCDM B RAdeg 305.73122667 DEdeg 42.98382306 EpRA 1990 1.68
EpDE 1990 1.75 E RAdeg 10.1 E DEdeg 9.0 Posflg D
Corr 0.0
 
 
20229+4259 C
 
 
Coord arcsec 2000 202302.67+425938.2 Coord calc 202302.67+425938.2 Mag 8.01 Spectral class A0 (white)
PmRA -3.00 PmDE -18.0 SAO 49555 HIP 100529
Tycho2 3160-00946-1 HD 194260 BD BD+42 3724 Calc delta mag 1.6
Tycho2
Tycho2 3160-00946-1 Pflag RAmdeg 305.76113545 DEmdeg 42.99397023
PmRA -3.1 PmDE -16.7 E RAmdeg 6 E DEmdeg 5
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.10 EpDEm 1991.40
Num 8 Q RAmdeg 1.0 Q DEmdeg 0.6 Q pmRA 1.0
Q pmDE 0.6 BTmag 8.120 E BTmag 0.016 VTmag 8.013
E VTmag 0.012 Prox 869 TYC T HIP 100529
CCDM RAdeg 305.76114500 DEdeg 42.99400861 EpRA 1990 1.65
EpDE 1990 1.72 E RAdeg 5.5 E DEdeg 5.1 Posflg
Corr 0.1
SAO
SAO 49555 DelFlag RA1950 PmRA1950 -0.0037
DE1950 PmDE1950 -0.019 Vmag 8.1 SpType A0
Double code Source 4 CatNum 1854 DM BD+42 3724
DMcomp BDsup HD 194260 M HD 0
GC RA1950rad 5.32902531 DE1950rad 0.74756619 PmRA2000 -0.0034
PmDE2000 -0.022
Hipparcos
Catalog H HIP 100529 Proxy RAhms 20 23 02.67
DEdms +42 59 38.4 Vmag 8 VarFlag R Vmag H
RAdeg 305.761 DEdeg 42.994 AstroRef Plx 2.17
CCDM 20230+4259 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 194260 BD BD+42 3724
CD CP Dm number +42 3724 VIred 0.12
SpType G8III-IV R SpType Coord arcsec 2000 202302.67+425938.4
Hipparcos 2
HIP 100529 Sn 5 So 0 Nc 1
RArad 5.3365386938 DErad 0.7503870698 Plx 2.34 PmRA -2.39
PmDE -17.05 E RArad 0.46 E DErad 0.48 E Plx 0.59
E pmRA 0.55 E pmDE 0.62 Hpmag 8.0501 E Hpmag 0.0012
SHp 0.01 VA 0 BV 0.146 E BV 0.014
VI 0.16
 
 
20229+4259 D
 
 
Coord arcsec 2000 202303.80+425844.8 Mag 14.43 PmRA 19.00 PmDE -10.0
Calc delta mag 8.02 Calc coord yes