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Doubles in session


Current system
21368-3043
VOU 35 AB


Nearby doubles
20' : 21363-3026
B 532

24' : 21352-3033
HJ 5280

25' : 21349-3044
UC 4501

42' : 21393-3018
SEE 451

44' : 21342-3013
LDS5925

56' : 21408-3102
HJ 3045

58' : 21328-3017
JSP 826

65' : 21405-3127
DAW 155

79' : 21332-3147
HJ 3034

80' : 21307-3057
RSS 561AB

83' : 21304-3045
UC 4480

84' : 21395-2928
HJ 5285

88' : 21389-2921
KPP4239

93' : 21420-2940
HDS3090

94' : 21314-3146
SKF2099

104' : 21341-3221
HJ 5279

105' : 21291-3011
RST2179

115' : 21288-2955
RST2178

119' : 21291-3148
LDS5924

122' : 21452-3139
DAW 230AB

136' : 21265-3111
TOK 372

139' : 21307-3238
BRT1821

139' : 21406-2834
B 533

140' : 21368-3303
SKF2100

142' : 21477-3054
FIN 330AB

148' : 21254-3037
HJ 3025



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.

21368-3043 VOU 35 AB

 
 
21h 36m 47.56s -30° 43' 28.7" P.A. 307.00 sep 0.1 mag 8.71,9.20 Sp G3V dist. 62.27 pc (203.12 l.y.)
 
 
Coord 2000 21368-3043 Discov num VOU  35 Comp AB Coord arcsec 2000 21 36 47.56 -30 43 28.7
Date first 1936 Date last 2020 Obs 22
Pa first 116 Pa last 307.3 P.A. Now (θ) 291.6°
Sep first 0.2 Sep last 0.142 Sep. Now (ρ) 0.147"
Mag pri 8.71 Mag sec 9.20 delta mag (ΔM) 0.49 Spectral class G3V (yellow)
Pri motion ra +103 Sec motion ra
Pri motion dec -010 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
21368-3043 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 213137 21 36 48 -30 43 29 VOU 35 AB 2020 22 307 0.1 8.71 9.20 0.49 Y <===
Show HD 205545 213137 21 36 48 -30 43 29 TOK 386 AC 2020 6 6 0.5 8.71 9.20 0.49
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Piscis Austrinus SAO 213137 HIP 106701 Tycho2 7487-00807-1
Gaia DR2 6785328529816764416 HD 205545 CD CD-3118372 CP CP-31 6574
Distance 62.27 Distance ly 203.12
 
 
ORBITAL ELEMENTS
 
 
Period (P)19.547y± 0.086 Periastron (T)2018.16y± 0.088 Semi-major axis (a)0.1673a± 0.0037
Eccentricity (e)0.39± 0.033 Inclination (i)107.8°± 0.8 Longitude of periastron (ω)91.4°± 1.4
Node (Ω)126.9°± 1.2 Notes ReferenceTok2017b
Equinox2000 Last observation Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 317.4 0.102
2001 307.5 0.139
2002 300.8 0.153
2003 294.6 0.151
2004 287.8 0.139
2005 279.2 0.121
2006 267.1 0.100
2007 249.1 0.081
2008 223.4 0.071
2009 195.6 0.076
2010 174.2 0.091
2011 160.0 0.112
2012 150.2 0.132
2013 142.8 0.148
2014 136.7 0.157
2015 130.7 0.153
2016 123.7 0.132
2017 111.4 0.087
2018 55.5 0.033
2019 328.1 0.072
2020 312.1 0.122
2021 304.3 0.148
2022 298.0 0.154
2023 291.6 0.147
2024 284.2 0.131
2025 274.3 0.111
2026 259.9 0.091
2027 238.3 0.075
2028 210.4 0.071
2029 184.9 0.082
2030 167.0 0.100


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


 
  


wds21368-3043e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 21368-3043 VOU 35 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2017b orb j Tokovinin, A. 2017AJ....154..110T
Tok2017b AJ 154, 110, 2017
 
 
DISCOVERER
 
 
idgroup discov author
1 VOU Voute, J.G.
29 VOU Voute, J.G., Terkule, Strand, K., van den Bos, W., Wallenquist, A., van Dissel,
29 VOU Janssen, & Witlox
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21368-3043 VOU 35 AB 2013 11 140 0.2 8.71 9.20 G3V O 213647.56-304328.7
21368-3043 VOU 35 AB 2014 13 133 0.2 8.71 9.20 G3V O 213647.56-304328.7
21368-3043 VOU 35 AB 2015 14 125 0.1 8.71 9.20 G3V O 213647.56-304328.7
21368-3043 VOU 35 AB 2017 18 100 0.1 8.71 9.20 G3V O 213647.56-304328.7
21368-3043 VOU 35 AB 2018 20 341 0.1 8.71 9.20 G3V O 213647.56-304328.7
21368-3043 VOU 35 AB 2019 21 321 0.1 8.71 9.20 G3V O 213647.56-304328.7
21368-3043 VOU 35 AB 2020 22 307 0.1 8.71 9.20 G3V O 213647.56-304328.7

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

 
 
WDS 21368-3043 VOU 35 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21368-3043 VOU 35 AB : MEASURES
 
 
No records found.

 
 
WDS 21368-3043 : VIRTUAL EYEPIECE
 
 

21368-3043 VOU 35A mag 8.71 Sp G3V 21368-3043 VOU 35B sep 0.1 P.A. 311.50 mag 9.2 21368-3043 TOK 386C sep 0.5 P.A. 5.20 mag 9.2 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 21368-3043 : ALADIN DSS IMAGE @ 21h 36m 47.56s -30° 43' 28.7"
 
 
 
 
WDS 21368-3043 VOU 35 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21368-3043 VOU 35AB distance=0' 21363-3026 B 532 distance=20' 21352-3033 HJ 5280 distance=24' 21349-3044 UC 4501 distance=25' 21393-3018 SEE 451 distance=42' 21342-3013 LDS5925 distance=44' 21408-3102 HJ 3045 distance=56' 21328-3017 JSP 826 distance=58' 21405-3127 DAW 155 distance=65' 21332-3147 HJ 3034 distance=79' 21307-3057 RSS 561AB distance=80' 21307-3057 TOK 636AC distance=80' 21304-3045 UC 4480 distance=83' 21395-2928 HJ 5285 distance=84' 21389-2921 KPP4239 distance=88' 21420-2940 HDS3090 distance=93' 21314-3146 SKF2099 distance=94' 21341-3221 HJ 5279 distance=104' 21291-3011 RST2179 distance=105' 21288-2955 RST2178 distance=115' 21291-3148 LDS5924 distance=119' 21452-3139 DAW 230AB distance=122' 21452-3139 HJ 5293AC distance=122' 21265-3111 TOK 372 distance=136' 21307-3238 BRT1821 distance=139' 21406-2834 B 533 distance=139' 21368-3303 SKF2100 distance=140' 21477-3054 FIN 330AB distance=142' 21477-3054 HJ 5296AB,C distance=142' 21254-3037 HJ 3025 distance=148' 21481-3023 RST2187 distance=148' 21466-3206 UC 4558 distance=150' 21273-3218 B 1007 distance=154' 21273-3222 HWE 90 distance=157' 21247-3106 HJ 5266 distance=157' 21423-2821 RST2185 distance=160' 21416-2813 HJ 3046AB distance=165' 21416-2813 UC 4530AC distance=165' 21369-3330 SEE 450 distance=167' 21283-3254 KPP3117 distance=170' 21449-3302 I 1051 distance=173' 21247-3202 JSP 824AB distance=174' 21335-2753 BVD 137 distance=176' 21256-3227 JSP 825 distance=177' 21266-2839 TDT2970 distance=183' 21509-3151 LDS4915 distance=192' 21238-3219 LDS5922 distance=193' 21423-2744 LDS5926 distance=193' 21316-2740 KPP 496 distance=196' 21511-2938 LDS5929AB distance=197' 21511-2938 LDS5929Aa,Ab distance=197' 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 21368-3043 VOU 35 AB 307 0.1
Show 21368-3043 TOK 386 AC 6 0.5
Show 21363-3026 B 532 290 0.6 20
Show 21352-3033 HJ 5280 305 9.5 24
Show 21349-3044 UC 4501 42 58.5 25
Show 21393-3018 SEE 451 256 12.2 42
Show 21342-3013 LDS5925 272 94.6 44
Show 21408-3102 HJ 3045 253 34.6 56
Show 21328-3017 JSP 826 354 4.0 58
Show 21405-3127 DAW 155 45 2.1 65
Show 21332-3147 HJ 3034 259 36.0 79
Show 21307-3057 RSS 561 AB 98 5.3 80
Show 21307-3057 TOK 636 AC 125 930.0 80
Show 21304-3045 UC 4480 124 22.3 83
Show 21395-2928 HJ 5285 290 10.0 84
Show 21389-2921 KPP4239 79 1.6 88
Show 21420-2940 HDS3090 350 0.1 93
Show 21314-3146 SKF2099 259 23.1 94
Show 21341-3221 HJ 5279 290 11.5 104
Show 21291-3011 RST2179 344 2.2 105
Show 21288-2955 RST2178 229 2.6 115
Show 21291-3148 LDS5924 300 108.4 119
Show 21452-3139 DAW 230 AB 106 13.1 122
Show 21452-3139 HJ 5293 AC 250 19.0 122
Show 21265-3111 TOK 372 138 0.1 136
Show 21307-3238 BRT1821 39 8.0 139
Show 21406-2834 B 533 204 0.3 139
Show 21368-3303 SKF2100 53 162.1 140
Show 21477-3054 FIN 330 AB 347 0.1 142
Show 21477-3054 HJ 5296 AB,C 343 32.1 142
Show 21254-3037 HJ 3025 282 32.4 148
Show 21481-3023 RST2187 107 2.0 148
Show 21466-3206 UC 4558 251 18.4 150
Show 21273-3218 B 1007 343 0.1 154
Show 21273-3222 HWE 90 280 1.3 157
Show 21247-3106 HJ 5266 256 10.7 157
Show 21423-2821 RST2185 121 3.2 160
Show 21416-2813 HJ 3046 AB 57 29.0 165
Show 21416-2813 UC 4530 AC 246 79.9 165
Show 21369-3330 SEE 450 252 11.2 167
Show 21283-3254 KPP3117 259 2.3 170
Show 21449-3302 I 1051 290 20.0 173
Show 21247-3202 JSP 824 AB 198 1.7 174
Show 21335-2753 BVD 137 58 40.2 176
Show 21256-3227 JSP 825 279 2.0 177
Show 21266-2839 TDT2970 278 0.6 183
Show 21509-3151 LDS4915 126 3.1 192
Show 21238-3219 LDS5922 284 201.1 193
Show 21423-2744 LDS5926 81 295.6 193
Show 21316-2740 KPP 496 84 3.8 196
Show 21511-2938 LDS5929 AB 128 54.7 197

 
 
WDS 21368-3043 : COMPONENTS
 
 
  A B
B pa=311.5°
sep=0.13"
 
C pa=5.2°
sep=0.46"
pa=20.4°
sep=0.40"
 
 
21368-3043 A
 
 
Coord arcsec 2000 213647.56-304328.7 Mag 8.71 Spectral class G3V (yellow) PmRA 103.00
PmDE -10.0 SAO 213137 HIP 106701 Tycho2 7487-00807-1
HD 205545 CD CD-3118372 CP CP-31 6574
Tycho2
Tycho2 7487-00807-1 Pflag RAmdeg 324.19848636 DEmdeg -30.72467169
PmRA 112.2 PmDE -19.2 E RAmdeg 6 E DEmdeg 7
E pmRA 1.4 E pmDE 1.3 EpRAm 1991.16 EpDEm 1990.67
Num 10 Q RAmdeg 1.0 Q DEmdeg 1.4 Q pmRA 1.0
Q pmDE 1.4 BTmag 8.894 E BTmag 0.017 VTmag 8.127
E VTmag 0.012 Prox 999 TYC T HIP 106701
CCDM AB RAdeg 324.19818528 DEdeg -30.72462667 EpRA 1990 1.69
EpDE 1990 1.48 E RAdeg 5.8 E DEdeg 6.6 Posflg P
Corr -0.3
SAO
SAO 213137 DelFlag RA1950 PmRA1950 0.0069
DE1950 PmDE1950 -0.001 Vmag 8.1 SpType G0
Double code Source 40 CatNum 11771 DM CD-3118372
DMcomp BDsup HD 205545 M HD 0
GC RA1950rad 5.64540119 DE1950rad -0.54016525 PmRA2000 0.0068
PmDE2000 -0.004
Hipparcos
Catalog H HIP 106701 Proxy H RAhms 21 36 47.56
DEdms -30 43 28.7 Vmag 8.03 VarFlag R Vmag G
RAdeg 324.198 DEdeg -30.7246 AstroRef * Plx 20.2
CCDM 21368-3043 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 155 Rho 0.121 HD 205545 BD
CD CD-3118372 CP CP-31 6574 Dm number -3118372 VIred 0.76
SpType G3V R SpType Coord arcsec 2000 213647.56-304328.7
Hipparcos 2
HIP 106701 Sn 55 So 3 Nc 2
RArad 5.6583254642 DErad -0.5362458701 Plx 16.06 PmRA 110.74
PmDE -23.45 E RArad 0.8 E DErad 0.55 E Plx 0.93
E pmRA 0.9 E pmDE 0.53 Hpmag 8.1747 E Hpmag 0.0013
SHp 0.015 VA 0 BV 0.699 E BV 0.015
VI 0.76
CCDM
Ccdm 21368-3043 RComp Comp A Note1
Note2 Discov num DRAs -0.46 DDEs -27.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp G0 PmNote *
PmRA 92 PmDE 3 Dm number -3118372 Cat1 CD
Name2 213137 Cat2 SAO HD 205545 M HD
ADS BDS M ADS BDS N IDS IDS 21309S3110A
HIC 106701
 
 
21368-3043 B
 
 
Coord arcsec 2000 213647.55-304328.6 Mag 9.2 Calc delta mag 0.49 Calc coord yes
CCDM
Ccdm 21368-3043 RComp Comp B Note1
Note2 Discov num VOU 35 DRAs DDEs
R dRAs Year 1936 Theta 125 Rho 0.2
Obs 3 Vmag 8.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21309S3110B
HIC 106701
 
 
21368-3043 C
 
 
Coord arcsec 2000 213647.56-304328.2 Mag 9.2 Calc delta mag 0.49 Calc coord yes