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Doubles in session


Current system
00090-5400
HDO 181
HD 469


Nearby doubles
4' : 00091-5403
UC 326

54' : 00030-5402
RST2232

74' : 00087-5247
TDS1312

84' : 00010-5445
RST1177

86' : 00181-5330
LDS 11

88' : 00007-5450
KPP2838AB

91' : 00185-5325
UC 351

93' : 00006-5306
HJ 5437

99' : 00065-5224
TDS1295

101' : 00087-5220
HU 1551

108' : 00115-5545
HDS 25

109' : 00132-5219
LDS 3

112' : 00006-5238
FIN 294

112' : 00206-5449
TDS1410

113' : 00052-5548
B 2061

116' : 00216-5437
BRT3256

120' : 00049-5554
DAM1266

122' : 00065-5200
TDS1294

126' : 00233-5410
RST2243

131' : 00171-5551
RST2237

132' : 00096-5612
B 2062

136' : 00077-5615
HDS 15

137' : 00109-5144
NSN 224

139' : 00247-5359
HJ 3364

140' : 00209-5534
TDS1413

144' : 00216-5232
HJ 3360



Selections
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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.

00090-5400 HDO 181 (HD 469)

 
 
00h 09m 02.35s -54° 00' 07.1" P.A. 15.00 sep 0.4 mag 6.74,8.07 Sp G4IV dist. 128.37 pc (418.74 l.y.)
 
 
Coord 2000 00090-5400 Discov num HDO 181 Comp Coord arcsec 2000 00 09 02.35 -54 00 07.1
Date first 1897 Date last 2018 Obs 47
Pa first 300 Pa last 15.4 P.A. Now (θ) 8.5°
Sep first 1.2 Sep last 0.382 Sep. Now (ρ) 0.4"
Mag pri 6.74 Mag sec 8.07 delta mag (ΔM) 1.33 Spectral class G4IV (yellow)
Pri motion ra +047 Sec motion ra
Pri motion dec +017 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 469 Constellation Phoenix SAO 231943 HIP 730
Tycho2 8464-00766-1 Gaia DR2 4923991064959730816 HD 469 HR 23
GC 148 CP CP-54 19 Distance 128.37 Distance ly 418.74
 
 
ORBITAL ELEMENTS
 
 
Period (P)201.9y Periastron (T)1981.29y Semi-major axis (a)0.4a
Eccentricity (e)0.38 Inclination (i)158.6° Longitude of periastron (ω)13.2°
Node (Ω)141.5° Notesn ReferenceAlz2020b
Equinox2000 Last observation2018 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 59.1 0.282
2001 56.1 0.286
2002 53.1 0.291
2003 50.2 0.295
2004 47.5 0.300
2005 44.8 0.305
2006 42.2 0.310
2007 39.7 0.315
2008 37.2 0.320
2009 34.9 0.325
2010 32.6 0.331
2011 30.4 0.336
2012 28.2 0.341
2013 26.2 0.347
2014 24.2 0.352
2015 22.2 0.358
2016 20.3 0.363
2017 18.5 0.368
2018 16.7 0.374
2019 15.0 0.379
2020 13.3 0.384
2021 11.6 0.390
2022 10.0 0.395
2023 8.5 0.400
2024 7.0 0.405
2025 5.5 0.410
2026 4.0 0.415
2027 2.6 0.420
2028 1.2 0.425
2029 359.9 0.429
2030 358.6 0.434


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


 
  


wds00090-5400d.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 00090-5400 HDO 181 (HD 469) : NOTES
 
 
discov_num notes refcode
HDO 181 Spectroscopic binary.
Quoted errors in P and a are +116/-40y, +0".20/-0".06, respectively. Ary2002b
 
 
REFERENCES
 
 
refcode metd author reference
Alz2020b orb - Alzner, A., Argyle, R., & Horch 2020IAUDS.201....1A
Alz2020b Inf. Circ. 201, 1, 2020
Ary2002b orb - Argyle, R.W., Alzner, A. & Horch, E. 2002A&A...384..171A
Ary2002b A&A 384, 171, 2002
 
 
DISCOVERER
 
 
idgroup discov author
1 HDO Harvard Obs.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00090-5400 HDO 181 2001 38 234 0.3 6.74 8.07 G4IV NOD 000902.35-540007.1
00090-5400 HDO 181 2008 44 35 0.3 6.74 8.07 G4IV NOD 000902.35-540007.1
00090-5400 HDO 181 2015 46 21 0.4 6.74 8.07 G4IV NO 000902.35-540007.1
00090-5400 HDO 181 2018 47 15 0.4 6.74 8.07 G4IV NO 000902.35-540007.1

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

 
 
WDS 00090-5400 HDO 181 (HD 469) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00090-5400 HDO 181 (HD 469) : MEASURES
 
 
No records found.

 
 
WDS 00090-5400 (HD 469) : VIRTUAL EYEPIECE
 
 

00090-5400 HDO 181A mag 6.74 Sp G4IV 00090-5400 HDO 181B sep 0.4 P.A. 9.20 mag 8.07 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 00090-5400 (HD 469) : ALADIN DSS IMAGE @ 00h 09m 02.35s -54° 00' 07.1"
 
 
 
 
WDS 00090-5400 HDO 181 (HD 469) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00090-5400 HDO 181 distance=0' 00091-5403 UC 326 distance=4' 00030-5402 RST2232 distance=54' 00087-5247 TDS1312 distance=74' 00010-5445 RST1177 distance=84' 00181-5330 LDS 11 distance=86' 00007-5450 KPP2838AB distance=88' 00007-5450 TOI 129AC distance=88' 00185-5325 UC 351 distance=91' 00006-5306 HJ 5437 distance=93' 00065-5224 TDS1295 distance=99' 00087-5220 HU 1551 distance=101' 00115-5545 HDS 25 distance=108' 00132-5219 LDS 3 distance=109' 00006-5238 FIN 294 distance=112' 00206-5449 TDS1410 distance=112' 00052-5548 B 2061 distance=113' 00216-5437 BRT3256 distance=116' 00049-5554 DAM1266 distance=120' 00065-5200 TDS1294 distance=122' 00233-5410 RST2243 distance=126' 00171-5551 RST2237 distance=131' 00096-5612 B 2062 distance=132' 00077-5615 HDS 15 distance=136' 00109-5144 NSN 224 distance=137' 00247-5359 HJ 3364 distance=139' 00209-5534 TDS1413 distance=140' 00216-5232 HJ 3360 distance=144' 00184-5600 UC 350 distance=145' 00263-5341 NSN 213 distance=154' 00259-5254 TSN 13 distance=165' 00174-5131 HDS 40 distance=168' 00243-5226 LDS 17 distance=168' 00091-5649 UC 327 distance=169' 00282-5437 I 44 distance=172' 00040-5647 KPP4407 distance=173' 00034-5651 TDS1276 distance=178' 00274-5523 KPP 55 distance=180' 00025-5654 B 1022 distance=183' 00278-5244 UC 373 distance=185' 00094-5707 RST5561 distance=187' 00091-5708 TDS1316 distance=188' 00239-5620 LDS 16AB distance=191' 00239-5620 LDS 16Aa,Ab distance=191' 00001-5700 KPP4401 distance=195' 00287-5544 RSS 43 distance=199' 00018-5715 HJ 5438 distance=204' 00237-5643 RST 8 distance=206' 00108-5729 HJ 3350 distance=210' 00100-5028 CBL 561 distance=213' 00171-5039 TDS1382 distance=215' 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 00090-5400 HDO 181 15 0.4
Show 00091-5403 UC 326 218 10.9 4
Show 00030-5402 RST2232 48 1.3 54
Show 00087-5247 TDS1312 296 0.5 74
Show 00010-5445 RST1177 257 3.1 84
Show 00181-5330 LDS 11 76 18.6 86
Show 00007-5450 KPP2838 AB 322 3.8 88
Show 00007-5450 TOI 129 AC 162 73.6 88
Show 00185-5325 UC 351 223 29.0 91
Show 00006-5306 HJ 5437 340 1.4 93
Show 00065-5224 TDS1295 288 2.8 99
Show 00087-5220 HU 1551 125 8.1 101
Show 00115-5545 HDS 25 74 0.1 108
Show 00132-5219 LDS 3 165 269.1 109
Show 00006-5238 FIN 294 29 0.8 112
Show 00206-5449 TDS1410 310 0.5 112
Show 00052-5548 B 2061 2 1.3 113
Show 00216-5437 BRT3256 43 6.1 116
Show 00049-5554 DAM1266 209 9.5 120
Show 00065-5200 TDS1294 224 2.3 122
Show 00233-5410 RST2243 140 1.0 126
Show 00171-5551 RST2237 267 0.5 131
Show 00096-5612 B 2062 11 10.7 132
Show 00077-5615 HDS 15 70 0.1 136
Show 00109-5144 NSN 224 321 13.8 137
Show 00247-5359 HJ 3364 247 51.4 139
Show 00209-5534 TDS1413 148 0.8 140
Show 00216-5232 HJ 3360 53 17.3 144
Show 00184-5600 UC 350 169 66.1 145
Show 00263-5341 NSN 213 251 5.6 154
Show 00259-5254 TSN 13 331 286.9 165
Show 00174-5131 HDS 40 16 0.2 168
Show 00243-5226 LDS 17 7 144.2 168
Show 00091-5649 UC 327 182 44.5 169
Show 00282-5437 I 44 263 0.5 172
Show 00040-5647 KPP4407 26 1.6 173
Show 00034-5651 TDS1276 267 0.5 178
Show 00274-5523 KPP 55 347 3.9 180
Show 00025-5654 B 1022 127 3.0 183
Show 00278-5244 UC 373 31 20.3 185
Show 00094-5707 RST5561 175 4.3 187
Show 00091-5708 TDS1316 241 0.5 188
Show 00239-5620 LDS 16 AB 57 91.8 191
Show 00239-5620 LDS 16 Aa,Ab 281 2.9 191
Show 00001-5700 KPP4401 145 2.5 195
Show 00287-5544 RSS 43 127 24.7 199
Show 00018-5715 HJ 5438 322 11.1 204
Show 00237-5643 RST 8 218 1.3 206
Show 00108-5729 HJ 3350 184 3.2 210
Show 00100-5028 CBL 561 84 21.0 213
Show 00171-5039 TDS1382 119 2.1 215

 
 
WDS 00090-5400 : COMPONENTS
 
 
  A
B pa=9.2°
sep=0.37"
 
 
00090-5400 A
 
 
Componente originario normalizzato AB Name HD 469 Coord arcsec 2000 000902.35-540007.1 Mag 6.74
Spectral class G4IV (yellow) PmRA 47.00 PmDE 17.0 SAO 231943
HIP 730 Tycho2 8464-00766-1 HD 469 HR 23
GC 148 CP CP-54 19
Tycho2
Tycho2 8464-00766-1 Pflag RAmdeg 2.25997544 DEmdeg -54.00193027
PmRA 46.6 PmDE 13.3 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.13 EpDEm 1991.23
Num 14 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.1 BTmag 7.238 E BTmag 0.015 VTmag 6.420
E VTmag 0.009 Prox 999 TYC T HIP 730
CCDM AB RAdeg 2.25979000 DEdeg -54.00196139 EpRA 1990 1.58
EpDE 1990 1.66 E RAdeg 3.6 E DEdeg 3.5 Posflg P
Corr 0.2
SAO
SAO 231943 DelFlag RA1950 PmRA1950 0.006
DE1950 PmDE1950 0.022 Vmag 6.3 SpType G0
Double code Source 70 CatNum 148 DM CP-54 19
DMcomp BDsup HD 469 M HD 0
GC 148 RA1950rad 0.02846947 DE1950rad -0.94737197 PmRA2000 0.0057
PmDE2000 0.016
Hipparcos
Catalog H HIP 730 Proxy H RAhms 00 09 02.35
DEdms -54 00 07.1 Vmag 6.32 VarFlag R Vmag G
RAdeg 2.25978 DEdeg -54.002 AstroRef * Plx 7
CCDM 00090-5400 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 88 Rho 0.239 HD 469 BD
CD CP CP-54 19 Dm number -54 19 VIred 0.81
SpType G4IV... R SpType Coord arcsec 2000 000902.35-540007.1
Hipparcos 2
HIP 730 Sn 57 So 3 Nc 2
RArad 0.0394405594 DErad -0.9425120517 Plx 7.79 PmRA 46.89
PmDE 10.76 E RArad 0.53 E DErad 0.53 E Plx 0.74
E pmRA 0.67 E pmDE 0.66 Hpmag 6.4622 E Hpmag 0.0006
SHp 0.008 VA 0 BV 0.738 E BV 0.008
VI 0.81
CCDM
Ccdm 00090-5400 RComp Comp A Note1
Note2 Discov num DRAs 2.40 DDEs -6.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.6 Sp G0 PmNote *
PmRA 53 PmDE 21 Dm number -54 19 Cat1 CPD
Name2 231943 Cat2 SAO HD 469 M HD
ADS BDS M ADS BDS N IDS IDS 00040S5433A
HIC 730
 
 
00090-5400 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 000902.36-540006.7 Mag 8.07 Calc delta mag 1.33
Calc coord yes
CCDM
Ccdm 00090-5400 RComp Comp B Note1
Note2 Discov num HDO 181 DRAs DDEs
R dRAs Year 1959 Theta 206 Rho 0.4
Obs 17 Vmag 7.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 00040S5433B
HIC 730