20080+4204 A 383 (HD 227855)

 
 
20h 08m 00.45s +42° 03' 39.4" P.A. 8.00 sep 0.3 mag 10.37,10.43 Sp F2
 
 
Coord 2000 20080+4204 Discov num A   383 Comp Coord arcsec 2000 20 08 00.45 +42 03 39.4
Date first 1902 Date last 2012 Obs 16
Pa first 55 Pa last 7.8 P.A. Now (θ) 7.8°
Sep first 0.3 Sep last 0.345 Sep. Now (ρ) 0.345"
Mag pri 10.37 Mag sec 10.43 delta mag (ΔM) 0.06 Spectral class F2 (yellow-white)
Pri motion ra -006 Sec motion ra -006
Pri motion dec -004 Sec motion dec -004
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 227855 Constellation Cygnus SAO 49214 Tycho2 3158-01559-1
HD 227855 ADS 13418
 
 
ORBITAL ELEMENTS
 
 
Period (P)453y Periastron (T)2318.9y Semi-major axis (a)0.478a
Eccentricity (e)0.678 Inclination (i)115° Longitude of periastron (ω)94°
Node (Ω)251° Notes ReferenceHrt2013c
Equinox2000 Last observation2008 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 16.7 0.351
2001 16.2 0.350
2002 15.8 0.350
2003 15.3 0.350
2004 14.9 0.349
2005 14.4 0.349
2006 13.9 0.348
2007 13.5 0.348
2008 13.0 0.347
2009 12.5 0.347
2010 12.1 0.347
2011 11.6 0.346
2012 11.1 0.346
2013 10.6 0.345
2014 10.2 0.345
2015 9.7 0.345
2016 9.2 0.344
2017 8.7 0.344
2018 8.3 0.344
2019 7.8 0.343
2020 7.3 0.343
2021 6.8 0.343
2022 6.4 0.342
2023 5.9 0.342
2024 5.4 0.342
2025 4.9 0.341
2026 4.4 0.341
2027 3.9 0.341
2028 3.4 0.340
2029 3.0 0.340
2030 2.5 0.340
2031 2.0 0.339
2032 1.5 0.339
2033 1.0 0.339
2034 0.5 0.339
2035 0.0 0.338
2036 359.5 0.338
2037 359.0 0.338
2038 358.5 0.338
2039 358.0 0.338
2040 357.5 0.337
2041 357.1 0.337
2042 356.6 0.337
2043 356.1 0.337
2044 355.6 0.337
2045 355.1 0.337
2046 354.6 0.337
2047 354.1 0.336
2048 353.6 0.336
2049 353.1 0.336
2050 352.6 0.336


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



 
 


wds20080%2B4204a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS 20080+4204 A 383 (HD 227855) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hrt2013c orb - Hartkopf, W.I. & Harshaw, R. 2013IAUDS.181Q...1H
Hrt2013c Inf. Circ. 181, 1, 2013
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
333 HRT Hartkopf, W.I., McAlister, H.A., Mason, B.D., ten Brummelaar, T.A., Roberts, J.C.,
333 HRT Jr., Turner, N.H., & Wilson, J.W.
334 HRT Hartkopf, W.I., W.I., Mason, B.D., Gies, D.R., ten Brummelaar, T.,
334 HRT McAlister, H.A., Moffat, A.F.J., Shara, M.M., & Wallace, D.J.
339 HRT Mason, B.D., Martin, C., Hartkopf, W.I., Barry, D.J., Germain, M.E.,
339 HRT Douglass, G.G., Worley, C.E., ten Brummelaar, T.A., et al.
340 HRT Hartkopf, W.I., Mason, B.D., McAlister, H.A., Roberts, L.C., Jr., Turner, N.H.,
340 HRT ten Brummelaar, T.A., Prieto, C.M., Ling, J.F., & Franz, O.G.
380 HRT Mason, B.D., Henry, T.J., Soderblom. D.R., Hartkopf, W.I., Holdenreid, E.R.,
380 HRT Rafferty, T.J., & Urban, S.E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20080+4204 A 383 1995 14 21 0.2 10.37 10.43 F2 200800.45+420339.4
20080+4204 A 383 2008 15 7 0.4 10.37 10.43 F2 200800.45+420339.4
20080+4204 A 383 2012 16 8 0.3 10.37 10.43 F2 O 200800.45+420339.4

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

 
 
WDS 20080+4204 A 383 (HD 227855) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20080+4204 A 383 (HD 227855) : MEASURES
 
 
No records found.

 
 
WDS 20080+4204 (HD 227855) : VIRTUAL EYEPIECE
 
 

20080+4204 A   383A mag 10.37 Sp F2 20080+4204 A   383B sep 0.3 P.A. 5.80 mag 10.43 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 20080+4204 (HD 227855) : ALADIN DSS IMAGE @ 20h 08m 00.45s +42° 03' 39.4"
 
 
 
 
WDS 20080+4204 A 383 (HD 227855) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20080+4204  A   383 distance=0' 20082+4210  TDS1045 distance=8' 20080+4223  A   382 distance=20' 20099+4200  CVR 219 distance=22' 20097+4149  TDT2037 distance=25' 20107+4208  COU2637 distance=31' 20097+4130  HDS2871 distance=40' 20111+4131  HJ 1491 distance=42' 20114+4232  ES 1566 distance=48' 20090+4252  OSO 118AB distance=50' 20090+4252  OSO 118AC distance=50' 20042+4234  NSN 727CB distance=51' 20042+4234  HJ 2929AB distance=51' 20133+4214  COU2638 distance=61' 20045+4116  HJ 1475 distance=62' 20024+4204  SKF1318 distance=63' 20142+4216  TDT2110 distance=71' 20033+4116  KPP4183 distance=71' 20144+4206  STT 403AB distance=71' 20144+4206  STF2657AC distance=71' 20031+4118  TDT1936 distance=72' 20105+4316  ROE  41 distance=77' 20090+4045  HJ 1487AB distance=81' 20090+4045  OPI9003AC distance=81' 20097+4046  BRT2254 distance=81' 20111+4048  TDT2057 distance=83' 20027+4102  TDT1931 distance=86' 20143+4115  COU2639 distance=86' 20052+4044  A   381 distance=86' 20030+4310  TDS1035 distance=87' 20079+4330  STJ  94 distance=87' 20003+4213  GRF  14 distance=87' 20144+4112  TDT2112 distance=89' 20110+4041  KPP1897 distance=90' 20039+4321  ES 1437 distance=90' 20151+4249  A   388 distance=91' 20055+4037  WFC 228 distance=92' 20028+4315  TDT1934 distance=92' 20158+4233  ES 1567 distance=92' 20151+4118  A   387CD distance=92' 20151+4118  A   387AB distance=93' 20151+4118  A   387AC distance=93' 20034+4044  DAM1458 distance=95' 20138+4055  TDT2106 distance=96' 20137+4050  DOO  13 distance=98' 20168+4158  ES 1568BC distance=98' 20168+4158  ES 1568AB distance=98' 19594+4225  GRV 304 distance=99' 20019+4052  STTA196AB distance=100' 20019+4052  STTA196AC distance=100' 20137+4323  BU  660AB distance=102' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 20080+4204 A 383 8 0.3 0
Show 20082+4210 TDS1045 37 1.0 8
Show 20080+4223 A 382 96 1.7 20
Show 20099+4200 CVR 219 210 113.2 22
Show 20097+4149 TDT2037 21 2.8 25
Show 20107+4208 COU2637 121 0.5 31
Show 20097+4130 HDS2871 228 0.2 40
Show 20111+4131 HJ 1491 297 4.8 42
Show 20114+4232 ES 1566 352 6.0 48
Show 20090+4252 OSO 118 AB 150 12.2 50
Show 20090+4252 OSO 118 AC 237 21.2 50
Show 20042+4234 NSN 727 CB 349 23.2 51
Show 20042+4234 HJ 2929 AB 235 14.3 51
Show 20133+4214 COU2638 48 1.8 61
Show 20045+4116 HJ 1475 274 8.6 62
Show 20024+4204 SKF1318 54 23.5 63
Show 20142+4216 TDT2110 178 4.5 71
Show 20033+4116 KPP4183 255 1.8 71
Show 20144+4206 STT 403 AB 170 0.9 71
Show 20144+4206 STF2657 AC 32 11.6 71
Show 20031+4118 TDT1936 59 0.6 72
Show 20105+4316 ROE 41 338 6.0 77
Show 20090+4045 HJ 1487 AB 298 14.3 81
Show 20090+4045 OPI9003 AC 195 60.1 81
Show 20097+4046 BRT2254 72 3.6 81
Show 20111+4048 TDT2057 14 1.3 83
Show 20027+4102 TDT1931 209 2.3 86
Show 20143+4115 COU2639 244 0.4 86
Show 20052+4044 A 381 277 0.8 86
Show 20030+4310 TDS1035 108 1.0 87
Show 20079+4330 STJ 94 162 1.2 87
Show 20003+4213 GRF 14 157 157.2 87
Show 20144+4112 TDT2112 64 0.6 89
Show 20110+4041 KPP1897 323 14.9 90
Show 20039+4321 ES 1437 261 4.7 90
Show 20151+4249 A 388 36 0.7 91
Show 20055+4037 WFC 228 167 13.7 92
Show 20028+4315 TDT1934 260 0.6 92
Show 20158+4233 ES 1567 182 2.4 92
Show 20151+4118 A 387 CD 19 9.0 92
Show 20151+4118 A 387 AB 151 5.1 93
Show 20151+4118 A 387 AC 222 21.6 93
Show 20034+4044 DAM1458 319 5.1 95
Show 20138+4055 TDT2106 358 0.5 96
Show 20137+4050 DOO 13 258 3.0 98
Show 20168+4158 ES 1568 BC 187 2.3 98
Show 20168+4158 ES 1568 AB 292 12.8 98
Show 19594+4225 GRV 304 207 55.7 99
Show 20019+4052 STTA196 AB 169 53.7 100
Show 20019+4052 STTA196 AC 132 137.0 100
Show 20137+4323 BU 660 AB 318 8.7 102

 
 
WDS 20080+4204 : COMPONENTS
 
 
  A
B pa=5.8°
sep=0.34"
 
 
20080+4204 A
 
 
Name HD 227855 Coord arcsec 2000 200800.45+420339.4 Mag 10.37 Spectral class F2 (yellow-white)
PmRA -6.00 PmDE -4.0 SAO 49214 Tycho2 3158-01559-1
HD 227855 DM BD+41 3617
Tycho2
Tycho2 3158-01559-1 Pflag RAmdeg 302.00189611 DEmdeg 42.06099347
PmRA -5.6 PmDE -3.9 E RAmdeg 14 E DEmdeg 13
E pmRA 1.0 E pmDE 1.0 EpRAm 1988.93 EpDEm 1989.22
Num 8 Q RAmdeg 1.4 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 1.0 BTmag 10.172 E BTmag 0.026 VTmag 9.713
E VTmag 0.024 Prox 999 TYC T HIP
CCDM RAdeg 302.00191611 DEdeg 42.06100222 EpRA 1990 1.70
EpDE 1990 1.74 E RAdeg 15.2 E DEdeg 14.3 Posflg
Corr 0.0
SAO
SAO 49214 DelFlag RA1950 PmRA1950 -0.0045
DE1950 PmDE1950 -0.016 Vmag 9.1 SpType G5
Double code Source 4 CatNum 1832 DM BD+41 3617
DMcomp BDsup HD 227855 M HD 0
GC RA1950rad 5.26345798 DE1950rad 0.73154393 PmRA2000 -0.0042
PmDE2000 -0.018
CCDM
Ccdm 20080+4204 RComp Comp A Note1
Note2 Discov num DRAs 0.30 DDEs -20.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.1 Sp F2 PmNote *
PmRA -18 PmDE -8 Dm number +41 3617 Cat1 BD
Name2 +41 1832 Cat2 AGK2/3 HD 227855 M HD
ADS BDS A13418 M ADS BDS N IDS IDS 20046N4145A
HIC
 
 
20080+4204 B
 
 
Coord arcsec 2000 200800.45+420339.7 Mag 10.43 PmRA -6.00 PmDE -4.0
Calc delta mag 0.06 Calc coord yes
CCDM
Ccdm 20080+4204 RComp Comp B Note1
Note2 Discov num A 383 DRAs DDEs
R dRAs Year 1957 Theta 213 Rho 0.4
Obs 6 Vmag 10.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13418 M ADS BDS N IDS IDS 20046N4145B
HIC