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Doubles in session


Current system
00126-1142
RST 3343
HD 821


Nearby doubles
20' : 00135-1155
KPP2679

26' : 00139-1130
HJ 1945

32' : 00119-1212
BRT2621

34' : 00110-1207
WZ 1

40' : 00140-1109
SKF1657

41' : 00154-1134
GAL 297

48' : 00156-1156
WSP 44AB

49' : 00133-1055
BRT2622

52' : 00158-1159
STF 14

59' : 00165-1156
CBL 201

64' : 00089-1107
RST3342

66' : 00083-1124
HU 2

70' : 00127-1251
LDS5264

71' : 00147-1245
HDO 7

71' : 00171-1205
CBL 202

78' : 00074-1125
GWP 16

81' : 00176-1113
GAL 299

83' : 00160-1247
GWP 31

86' : 00156-1255
SLW 14

86' : 00074-1102
HDS 14

90' : 00068-1210
HU 1

94' : 00189-1135
GAL 16

96' : 00151-1014
GWP 29

97' : 00066-1101
RST3341AB

99' : 00188-1217
GAL 15

101' : 00171-1027
MRI 1



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.

00126-1142 RST 3343 (HD 821)

 
 
00h 12m 33.15s -11° 41' 34.7" P.A. 269.00 sep 0.3 mag 8.98,8.98 Sp F0V dist. 174.83 pc (570.3 l.y.)
 
 
Coord 2000 00126-1142 Discov num RST3343 Comp Coord arcsec 2000 00 12 33.15 -11 41 34.7
Date first 1938 Date last 2021 Obs 15
Pa first 135 Pa last 269 P.A. Now (θ) 269°
Sep first 0.3 Sep last 0.278 Sep. Now (ρ) 0.278"
Mag pri 8.98 Mag sec 8.98 delta mag (ΔM) 0 Spectral class F0V (yellow-white)
Pri motion ra +000 Sec motion ra
Pri motion dec +001 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 821 Constellation Cetus SAO 147148 HIP 1005
Tycho2 5264-00128-1 Gaia DR2 2427475662698911872 HD 821 BD BD-12 14
Distance 174.83 Distance ly 570.3
 
 
ORBITAL ELEMENTS
 
 
Period (P)187.8y Periastron (T)2058.25y Semi-major axis (a)0.277a
Eccentricity (e)0.164 Inclination (i)42° Longitude of periastron (ω)272.5°
Node (Ω)88.9° Notes ReferenceDoc2013g
Equinox2000 Last observation2008 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 241.2 0.276
2001 242.7 0.277
2002 244.1 0.278
2003 245.4 0.278
2004 246.8 0.279
2005 248.2 0.279
2006 249.6 0.280
2007 251.0 0.280
2008 252.4 0.280
2009 253.7 0.280
2010 255.1 0.280
2011 256.5 0.280
2012 257.9 0.279
2013 259.2 0.279
2014 260.6 0.278
2015 262.0 0.277
2016 263.4 0.276
2017 264.9 0.275
2018 266.3 0.274
2019 267.7 0.273
2020 269.2 0.271
2021 270.7 0.270
2022 272.2 0.268
2023 273.7 0.266
2024 275.2 0.264
2025 276.8 0.262
2026 278.4 0.259
2027 280.0 0.257
2028 281.6 0.254
2029 283.3 0.251
2030 285.1 0.248
2031 286.8 0.245
2032 288.6 0.242
2033 290.5 0.239
2034 292.4 0.236
2035 294.4 0.232
2036 296.4 0.229
2037 298.5 0.225
2038 300.7 0.222
2039 302.9 0.218
2040 305.2 0.214
2041 307.6 0.211
2042 310.1 0.207
2043 312.7 0.203
2044 315.3 0.200
2045 318.1 0.196
2046 320.9 0.193
2047 323.8 0.190
2048 326.9 0.187
2049 330.0 0.184
2050 333.2 0.182


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


 
  


wds00126-1142b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 00126-1142 RST 3343 (HD 821) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Doc2013g orb - Docobo, J.A. & Ling, J.F. 2013IAUDS.181....1D
Doc2013g Inf. Circ. 181, 1, 2013
 
 
DISCOVERER
 
 
idgroup discov author
1 DOC Docobo, J. (Docobo et al.)
205 DOC Docobo, J.A., Andrade, M., Ling, J.F., Prieto, C., Tamazian, V.S., Balega, Yu.Yu.,
205 DOC Blanco, J., Maximov, A.F., et al.
266 DOC Docobo, J.A., Tamazian, V.S., Andrade, M., Ling, J.F., Balega, Y.Y.,
266 DOC Lahulla, J.F., & Maximov, A.
271 DOC Docobo, J.A., Tamazian, V.S., Balega, Y.Y., Andrade, M., Schertl, D., Weigelt, G.,
271 DOC Campo, P., & Palacios, M.
302 DOC Docobo, J.A., Tamazian, V.S., Andrade, M., Ling, J.F., Balega, Y.Y.,
302 DOC Lahulla, J.F., & Maximov, A.
302 DOC Highlights of Spanish Astrophysics V, Ap&SS Proc. (Springer-Verlag, Berlin),
302 DOC p 491, 2010 (no data)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00126-1142 RST3343 1996 11 250 0.3 8.98 8.98 F0V O 001233.15-114134.7
00126-1142 RST3343 2008 14 253 0.3 8.98 8.98 F0V O 001233.15-114134.7
00126-1142 RST3343 2021 15 269 0.3 8.98 8.98 F0V O 001233.15-114134.7

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

 
 
WDS 00126-1142 RST 3343 (HD 821) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00126-1142 RST 3343 (HD 821) : MEASURES
 
 
No records found.

 
 
WDS 00126-1142 (HD 821) : VIRTUAL EYEPIECE
 
 

00126-1142 RST3343A mag 8.98 Sp F0V 00126-1142 RST3343B sep 0.3 P.A. 269.00 mag 8.98 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 00126-1142 (HD 821) : ALADIN DSS IMAGE @ 00h 12m 33.15s -11° 41' 34.7"
 
 
 
 
WDS 00126-1142 RST 3343 (HD 821) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00126-1142 RST3343 distance=0' 00135-1155 KPP2679 distance=20' 00139-1130 HJ 1945 distance=26' 00119-1212 BRT2621 distance=32' 00110-1207 WZ 1 distance=34' 00140-1109 SKF1657 distance=40' 00154-1134 GAL 297 distance=41' 00156-1156 WSP 44AB distance=48' 00156-1156 WSP 44AC distance=48' 00133-1055 BRT2622 distance=49' 00158-1159 STF 14 distance=52' 00165-1156 CBL 201 distance=59' 00089-1107 RST3342 distance=64' 00083-1124 HU 2 distance=66' 00127-1251 LDS5264 distance=70' 00147-1245 HDO 7 distance=71' 00171-1205 CBL 202 distance=71' 00074-1125 GWP 16 distance=78' 00176-1113 GAL 299 distance=81' 00160-1247 GWP 31 distance=83' 00156-1255 SLW 14 distance=86' 00074-1102 HDS 14 distance=86' 00068-1210 HU 1 distance=90' 00189-1135 GAL 16 distance=94' 00151-1014 GWP 29 distance=96' 00066-1101 RST3341AB distance=97' 00066-1101 GAL 3AB,C distance=97' 00188-1217 GAL 15 distance=99' 00171-1027 MRI 1 distance=101' 00188-1057 HJ 1951 distance=103' 00170-1020 HU 3 distance=105' 00077-1020 SLW 8 distance=109' 00201-1120 BRT2623 distance=113' 00188-1258 GIC 6 distance=119' 00117-0942 HDS 26 distance=121' 00180-1327 LLO 2 distance=133' 00186-0956 KPP2680 distance=139' 00169-0939 NSN 55 distance=139' 00078-1342 KPP 967 distance=139' 00033-1100 RST4139 distance=143' 00045-1019 SLW 2 distance=145' 00030-1106 CVR1027AB distance=146' 00055-1325 LDS5259 distance=146' 00049-1320 GAL 295 distance=148' 00148-1411 RDR 1 distance=153' 00042-1008 LDS3116 distance=155' 00229-1213 BUP 6 distance=155' 00232-1206 LDS5269 distance=158' 00048-0952 HU 100 distance=159' 00171-1406 GAL 298 distance=159' 00038-1317 XMI 1 distance=161' 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 00126-1142 RST3343 269 0.3 0
Show 00135-1155 KPP2679 330 1.2 20
Show 00139-1130 HJ 1945 298 19.9 26
Show 00119-1212 BRT2621 247 3.2 32
Show 00110-1207 WZ 1 291 7.3 34
Show 00140-1109 SKF1657 77 1.5 40
Show 00154-1134 GAL 297 194 21.1 41
Show 00156-1156 WSP 44 AB 356 11.8 48
Show 00156-1156 WSP 44 AC 241 13.8 48
Show 00133-1055 BRT2622 55 3.8 49
Show 00158-1159 STF 14 237 14.5 52
Show 00165-1156 CBL 201 60 10.8 59
Show 00089-1107 RST3342 302 1.6 64
Show 00083-1124 HU 2 69 3.7 66
Show 00127-1251 LDS5264 308 27.1 70
Show 00147-1245 HDO 7 6 6.5 71
Show 00171-1205 CBL 202 117 80.3 71
Show 00074-1125 GWP 16 358 6.9 78
Show 00176-1113 GAL 299 123 31.6 81
Show 00160-1247 GWP 31 65 22.7 83
Show 00156-1255 SLW 14 111 104.5 86
Show 00074-1102 HDS 14 178 1.1 86
Show 00068-1210 HU 1 113 0.9 90
Show 00189-1135 GAL 16 352 51.2 94
Show 00151-1014 GWP 29 32 10.7 96
Show 00066-1101 RST3341 AB 95 0.4 97
Show 00066-1101 GAL 3 AB,C 13 7.2 97
Show 00188-1217 GAL 15 36 5.0 99
Show 00171-1027 MRI 1 326 2.7 101
Show 00188-1057 HJ 1951 225 19.6 103
Show 00170-1020 HU 3 288 1.5 105
Show 00077-1020 SLW 8 75 27.6 109
Show 00201-1120 BRT2623 33 3.7 113
Show 00188-1258 GIC 6 259 305.6 119
Show 00117-0942 HDS 26 76 0.7 121
Show 00180-1327 LLO 2 87 1.4 133
Show 00186-0956 KPP2680 146 2.7 139
Show 00169-0939 NSN 55 247 1.9 139
Show 00078-1342 KPP 967 112 7.9 139
Show 00033-1100 RST4139 40 0.7 143
Show 00045-1019 SLW 2 316 135.9 145
Show 00030-1106 CVR1027 AB 236 4.5 146
Show 00055-1325 LDS5259 87 167.0 146
Show 00049-1320 GAL 295 19 39.1 148
Show 00148-1411 RDR 1 311 7.1 153
Show 00042-1008 LDS3116 302 22.4 155
Show 00229-1213 BUP 6 293 219.5 155
Show 00232-1206 LDS5269 89 80.6 158
Show 00048-0952 HU 100 344 4.0 159
Show 00171-1406 GAL 298 337 23.1 159
Show 00038-1317 XMI 1 271 29.2 161

 
 
WDS 00126-1142 : COMPONENTS
 
 
  A
B pa=269.0°
sep=0.27"
 
 
00126-1142 A
 
 
Name HD 821 Coord arcsec 2000 001233.15-114134.7 Mag 8.98 Spectral class F0V (yellow-white)
PmRA 0.00 PmDE 1.0 SAO 147148 HIP 1005
Tycho2 5264-00128-1 HD 821 BD BD-12 14
Tycho2
Tycho2 5264-00128-1 Pflag RAmdeg 3.13815250 DEmdeg -11.69298260
PmRA 2.1 PmDE -2.2 E RAmdeg 5 E DEmdeg 6
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.43 EpDEm 1991.21
Num 6 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.5
Q pmDE 1.2 BTmag 8.561 E BTmag 0.017 VTmag 8.194
E VTmag 0.012 Prox 999 TYC T HIP 1005
CCDM AS RAdeg 3.13814778 DEdeg -11.69297750 EpRA 1990 1.80
EpDE 1990 1.75 E RAdeg 5.2 E DEdeg 6.3 Posflg P
Corr -0.2
SAO
SAO 147148 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 0 Vmag 7.9 SpType A5
Double code Source 20 CatNum 26 DM BD-12 14
DMcomp BDsup HD 821 M HD 0
GC RA1950rad 0.04363976 DE1950rad -0.20893514 PmRA2000 0.0006
PmDE2000 -0.003
Hipparcos
Catalog H HIP 1005 Proxy H RAhms 00 12 33.15
DEdms -11 41 34.7 Vmag 8.14 VarFlag R Vmag H
RAdeg 3.13815 DEdeg -11.693 AstroRef * Plx 5.39
CCDM 00126-1142 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AS
Theta 234 Rho 0.271 HD 821 BD BD-12 14
CD CP Dm number -12 14 VIred 0.39
SpType F0V R SpType Coord arcsec 2000 001233.15-114134.7
Hipparcos 2
HIP 1005 Sn 55 So 3 Nc 2
RArad 0.0547709682 DErad -0.2040810088 Plx 5.72 PmRA 1.1
PmDE -0.29 E RArad 0.77 E DErad 0.53 E Plx 1.02
E pmRA 1.2 E pmDE 0.54 Hpmag 8.2282 E Hpmag 0.0013
SHp 0.011 VA 0 BV 0.364 E BV 0.013
VI 0.43
CCDM
Ccdm 00126-1142 RComp Comp A Note1
Note2 Discov num DRAs -2.82 DDEs 25.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp A5 PmNote *
PmRA 4 PmDE 0 Dm number -12 14 Cat1 BD
Name2 147148 Cat2 SAO HD 821 M HD
ADS BDS M ADS BDS N IDS IDS 00075S1215A
HIC 1005
 
 
00126-1142 B
 
 
Coord arcsec 2000 001233.13-114134.7 Mag 8.98 Calc coord yes
CCDM
Ccdm 00126-1142 RComp Comp B Note1
Note2 Discov num RST3343 DRAs DDEs
R dRAs Year 1951 Theta 155 Rho 0.2
Obs 8 Vmag 9.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 00075S1215B
HIC 1005