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Doubles in session


Current system
21364-4041
I 1444
HD 205429


Nearby doubles
6' : 21367-4036
RST2181

13' : 21353-4044
CRU9022

29' : 21339-4040
CRU9021

35' : 21387-4103
CRU9023

47' : 21326-4059
UC 4491

54' : 21332-4119
CRU 1AB

56' : 21405-4111
CRU9026

57' : 21322-4012
LDS 748

75' : 21388-4150
CRU9024

77' : 21429-4100
KPP1166

80' : 21419-4132
TDT3114

81' : 21434-4033
CPO 626

82' : 21421-4131
BRT1122

88' : 21399-4159
CRU9025

92' : 21313-4152
TDT3006

93' : 21292-4125
HJ 5272AB

94' : 21398-3916
WG 275

98' : 21337-4213
TDT3032

107' : 21430-3926
WG 276

110' : 21446-4140
WIS 353

112' : 21458-4113
SEE 457

117' : 21434-3917
B 535

118' : 21459-4130
UC 4554AB

120' : 21261-4103
RST2177

124' : 21473-4034
SKF 380

129' : 21309-4234
DON1009



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.

21364-4041 I 1444 (HD 205429)

 
 
21h 36m 24.11s -40° 40' 46.6" P.A. 125.00 sep 0.2 mag 9.42,9.46 Sp F7V dist. 130.21 pc (424.75 l.y.)
 
 
Coord 2000 21364-4041 Discov num I  1444 Comp Coord arcsec 2000 21 36 24.11 -40 40 46.6
Date first 1926 Date last 2021 Obs 16
Pa first 259 Pa last 124.6 P.A. Now (θ) 119°
Sep first 0.3 Sep last 0.235 Sep. Now (ρ) 0.228"
Mag pri 9.42 Mag sec 9.46 delta mag (ΔM) 0.04 Spectral class F7V (yellow-white)
Pri motion ra -005 Sec motion ra
Pri motion dec +003 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 205429 Constellation Grus SAO 230749 HIP 106676
Tycho2 7984-00930-1 HD 205429 CD CD-4114581 CP CP-41 9660
Distance 130.21 Distance ly 424.75
 
 
ORBITAL ELEMENTS
 
 
Period (P)169y Periastron (T)2037.05y Semi-major axis (a)0.308a
Eccentricity (e)0.365 Inclination (i)160° Longitude of periastron (ω)68.4°
Node (Ω)125° Notes ReferenceTok2019h
Equinox2000 Last observation2019 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 174.9 0.315
2001 173.1 0.312
2002 171.2 0.308
2003 169.4 0.305
2004 167.4 0.302
2005 165.5 0.298
2006 163.5 0.295
2007 161.4 0.291
2008 159.3 0.288
2009 157.1 0.284
2010 154.9 0.280
2011 152.6 0.276
2012 150.3 0.273
2013 147.9 0.269
2014 145.4 0.265
2015 142.8 0.261
2016 140.2 0.257
2017 137.5 0.253
2018 134.6 0.249
2019 131.7 0.244
2020 128.7 0.240
2021 125.6 0.236
2022 122.4 0.232
2023 119.0 0.228
2024 115.6 0.224
2025 112.0 0.220
2026 108.2 0.216
2027 104.4 0.212
2028 100.3 0.208
2029 96.2 0.204
2030 91.9 0.201


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


 
  


wds21364-4041a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 21364-4041 I 1444 (HD 205429) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2019h orb - Tokovinin, A. 2019IAUDS.199....1C
Tok2019h Inf. Circ. 199, 1, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 I Innes, R.T.A.
5 I MNRAS 57, 533, 1897 (data also in I__1897b,
5 I I__1897c)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21364-4041 I 1444 1992 11 188 0.3 9.42 9.46 F7V D 213624.11-404046.6
21364-4041 I 1444 2008 12 158 0.3 9.42 9.46 F7V D 213624.11-404046.6
21364-4041 I 1444 2017 13 136 0.3 9.42 9.46 F7V 213624.11-404046.6
21364-4041 I 1444 2018 14 134 0.2 9.42 9.46 F7V 213624.11-404046.6
21364-4041 I 1444 2019 15 130 0.2 9.42 9.46 F7V O 213624.11-404046.6
21364-4041 I 1444 2021 16 125 0.2 9.42 9.46 F7V O 213624.11-404046.6

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

 
 
WDS 21364-4041 I 1444 (HD 205429) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21364-4041 I 1444 (HD 205429) : MEASURES
 
 
No records found.

 
 
WDS 21364-4041 (HD 205429) : VIRTUAL EYEPIECE
 
 

21364-4041 I 1444A mag 9.42 Sp F7V 21364-4041 I 1444B sep 0.2 P.A. 132.30 mag 9.46 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 21364-4041 (HD 205429) : ALADIN DSS IMAGE @ 21h 36m 24.11s -40° 40' 46.6"
 
 
 
 
WDS 21364-4041 I 1444 (HD 205429) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21364-4041 I 1444 distance=0' 21367-4036 RST2181 distance=6' 21353-4044 CRU9022 distance=13' 21339-4040 CRU9021 distance=29' 21387-4103 CRU9023 distance=35' 21326-4059 UC 4491 distance=47' 21332-4119 CRU 1AB distance=54' 21405-4111 CRU9026 distance=56' 21322-4012 LDS 748 distance=57' 21388-4150 CRU9024 distance=75' 21429-4100 KPP1166 distance=77' 21419-4132 TDT3114 distance=80' 21434-4033 CPO 626 distance=81' 21421-4131 BRT1122 distance=82' 21399-4159 CRU9025 distance=88' 21313-4152 TDT3006 distance=92' 21292-4125 HJ 5272AB distance=93' 21292-4125 RVA 1BC distance=93' 21398-3916 WG 275 distance=94' 21337-4213 TDT3032 distance=98' 21430-3926 WG 276 distance=107' 21446-4140 WIS 353 distance=110' 21458-4113 SEE 457 distance=112' 21434-3917 B 535 distance=117' 21459-4130 UC 4554AB distance=118' 21261-4103 RST2177 distance=120' 21473-4034 SKF 380 distance=124' 21309-4234 DON1009 distance=129' 21359-3829 WG 274 distance=132' 21285-3906 WG 272 distance=132' 21383-3827 RST2182 distance=136' 21360-3824 RST2180 distance=137' 21393-3828 HJ 5283 distance=137' 21244-4100 BU 766AB distance=138' 21244-4100 BU 766AC distance=138' 21243-4040 CRU9020 distance=138' 21293-3850 I 133 distance=138' 21307-3838 B 530AB distance=140' 21307-3838 B 530AC distance=140' 21315-3834 I 1123AB distance=140' 21315-3834 TOK 347AC distance=140' 21278-3900 WG 271 distance=142' 21299-4243 TDT2997 distance=143' 21428-4247 DON1015 distance=146' 21241-4002 UC 4465 distance=147' 21424-3829 WG 277 distance=150' 21257-3913 SEE 445 distance=152' 21270-4233 MLO 6AB distance=154' 21270-4233 TOK 346AC distance=154' 21492-4133 WTR 1 distance=154' 21331-4311 UC 4495 distance=155' 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 21364-4041 I 1444 125 0.2
Show 21367-4036 RST2181 340 0.3 6
Show 21353-4044 CRU9022 118 62.9 13
Show 21339-4040 CRU9021 31 47.4 29
Show 21387-4103 CRU9023 197 185.1 35
Show 21326-4059 UC 4491 216 45.3 47
Show 21332-4119 CRU 1 AB 63 5.9 54
Show 21405-4111 CRU9026 29 173.1 56
Show 21322-4012 LDS 748 156 27.3 57
Show 21388-4150 CRU9024 36 6.9 75
Show 21429-4100 KPP1166 354 9.1 77
Show 21419-4132 TDT3114 268 0.4 80
Show 21434-4033 CPO 626 154 9.7 81
Show 21421-4131 BRT1122 192 3.5 82
Show 21399-4159 CRU9025 123 42.5 88
Show 21313-4152 TDT3006 194 2.4 92
Show 21292-4125 HJ 5272 AB 304 21.9 93
Show 21292-4125 RVA 1 BC 331 2.7 93
Show 21398-3916 WG 275 44 2.9 94
Show 21337-4213 TDT3032 297 5.2 98
Show 21430-3926 WG 276 37 4.2 107
Show 21446-4140 WIS 353 14 14.5 110
Show 21458-4113 SEE 457 234 12.0 112
Show 21434-3917 B 535 208 4.9 117
Show 21459-4130 UC 4554 AB 160 53.4 118
Show 21261-4103 RST2177 334 2.5 120
Show 21473-4034 SKF 380 247 7.6 124
Show 21309-4234 DON1009 244 0.5 129
Show 21359-3829 WG 274 197 9.1 132
Show 21285-3906 WG 272 85 7.5 132
Show 21383-3827 RST2182 100 0.8 136
Show 21360-3824 RST2180 346 1.3 137
Show 21393-3828 HJ 5283 91 11.6 137
Show 21244-4100 BU 766 AB 169 0.3 138
Show 21244-4100 BU 766 AC 65 79.1 138
Show 21243-4040 CRU9020 52 38.1 138
Show 21293-3850 I 133 26 7.2 138
Show 21307-3838 B 530 AB 44 0.9 140
Show 21307-3838 B 530 AC 275 48.0 140
Show 21315-3834 I 1123 AB 343 5.0 140
Show 21315-3834 TOK 347 AC 208 235.4 140
Show 21278-3900 WG 271 121 4.1 142
Show 21299-4243 TDT2997 247 0.5 143
Show 21428-4247 DON1015 340 2.1 146
Show 21241-4002 UC 4465 50 38.1 147
Show 21424-3829 WG 277 56 4.7 150
Show 21257-3913 SEE 445 216 2.3 152
Show 21270-4233 MLO 6 AB 151 2.8 154
Show 21270-4233 TOK 346 AC 75 295.3 154
Show 21492-4133 WTR 1 126 2.7 154
Show 21331-4311 UC 4495 33 48.1 155

 
 
WDS 21364-4041 : COMPONENTS
 
 
  A
B pa=132.3°
sep=0.20"
 
 
21364-4041 A
 
 
Componente originario normalizzato AB Name HD 205429 Coord arcsec 2000 213624.11-404046.6 Mag 9.42
Spectral class F7V (yellow-white) PmRA -5.00 PmDE 3.0 SAO 230749
HIP 106676 Tycho2 7984-00930-1 HD 205429 CD CD-4114581
CP CP-41 9660
Tycho2
Tycho2 7984-00930-1 Pflag RAmdeg 324.10040147 DEmdeg -40.67963499
PmRA -8.4 PmDE 4.8 E RAmdeg 9 E DEmdeg 10
E pmRA 1.0 E pmDE 0.9 EpRAm 1989.53 EpDEm 1989.20
Num 10 Q RAmdeg 1.0 Q DEmdeg 0.9 Q pmRA 1.0
Q pmDE 1.0 BTmag 9.191 E BTmag 0.021 VTmag 8.614
E VTmag 0.016 Prox 999 TYC T HIP 106676
CCDM AS RAdeg 324.10042750 DEdeg -40.67964611 EpRA 1990 1.66
EpDE 1990 1.64 E RAdeg 8.5 E DEdeg 9.8 Posflg P
Corr -0.1
SAO
SAO 230749 DelFlag RA1950 PmRA1950 -0.0011
DE1950 PmDE1950 0 Vmag 8.5 SpType F8
Double code Source 48 CatNum 19465 DM CP-41 9660
DMcomp BDsup HD 205429 M HD 0
GC RA1950rad 5.64295107 DE1950rad -0.71391325 PmRA2000 -0.001
PmDE2000 -0.003
Hipparcos
Catalog H HIP 106676 Proxy H RAhms 21 36 24.11
DEdms -40 40 46.6 Vmag 8.57 VarFlag R Vmag G
RAdeg 324.1 DEdeg -40.6796 AstroRef A Plx 8.09
CCDM 21364-4041 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AS
Theta 190 Rho 0.342 HD 205429 BD
CD CD-4114581 CP CP-41 9660 Dm number -4114581 VIred 0.59
SpType F7V R SpType Coord arcsec 2000 213624.11-404046.6
Hipparcos 2
HIP 106676 Sn 15 So 3 Nc 2
RArad 5.6566198101 DErad -0.7099929228 Plx 7.68 PmRA -8.73
PmDE 5.79 E RArad 1.04 E DErad 1.13 E Plx 1.32
E pmRA 1.56 E pmDE 1.1 Hpmag 8.6869 E Hpmag 0.0019
SHp 0.011 VA 0 BV 0.52 E BV 0.015
VI 0.59
CCDM
Ccdm 21364-4041 RComp Comp A Note1
Note2 Discov num DRAs 0.01 DDEs 12.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.6 Sp F8 PmNote *
PmRA -12 PmDE 0 Dm number -4114581 Cat1 CD
Name2 230749 Cat2 SAO HD 205429 M HD
ADS BDS M ADS BDS N IDS IDS 21301S4108A
HIC 106676
 
 
21364-4041 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213624.12-404046.7 Mag 9.46 Calc delta mag 0.04
Calc coord yes
CCDM
Ccdm 21364-4041 RComp Comp B Note1
Note2 Discov num I 1444 DRAs DDEs
R dRAs Year 1926 Theta 258 Rho 0.4
Obs 6 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21301S4108B
HIC 106676