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Doubles in session


Current system
10121-0241
DEL 3


Nearby doubles
32' : 10100-0236
CVR1270

44' : 10146-0303
RST4452

51' : 10092-0307
UC 1884

52' : 10153-0223
DAM2190AB

53' : 10101-0157
HJ 153AB

65' : 10164-0238
DAM2220

66' : 10146-0147
GWP1324

72' : 10168-0231
DAM2228

73' : 10124-0128
JNN 72

86' : 10141-0401
GWP1316

89' : 10172-0325
HJ 157

89' : 10176-0212
DAM2253

89' : 10180-0242
BAL 208

92' : 10171-0149
DAM2236

94' : 10131-0109
LDS3964

94' : 10182-0303
BAL 209

95' : 10177-0158
DAM2255

97' : 10069-0143
HDO 125

100' : 10147-0110
HJ 154

102' : 10056-0307
RST4922

104' : 10183-0326
RST4454AB

107' : 10179-0140
DAM2259

109' : 10057-0333
J 2073

113' : 10166-0112
DAM2223

115' : 10181-0130
TSN 113

121' : 10200-0220
DAM2319



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.

10121-0241 DEL 3

 
 
10h 12m 04.68s -02° 41' 05.1" P.A. 270.00 sep 0.1 mag 9.90,10.90 Sp M2.5V dist. 12.33 pc (40.22 l.y.)
 
 
Coord 2000 10121-0241 Discov num DEL   3 Comp Coord arcsec 2000 10 12 04.68 -02 41 05.1
Date first 1999 Date last 2020 Obs 32
Pa first 256 Pa last 270.1 P.A. Now (θ) 252.9°
Sep first 0.2 Sep last 0.072 Sep. Now (ρ) 0.206"
Mag pri 9.90 Mag sec 10.90 delta mag (ΔM) 1 Spectral class M2.5V (red)
Pri motion ra +527 Sec motion ra
Pri motion dec -601 Sec motion dec
Notes O R (Orbital solution, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sextans HIP 49969 Tycho2 4907-00091-1 GL Gl 381
Distance 12.33 Distance ly 40.22
 
 
ORBITAL ELEMENTS
 
 
Period (P)7.5731y± 0.0055 Periastron (T)57700.6d (2016.855y)± 3.9 Semi-major axis (a)293m± 3.4
Eccentricity (e)0.7503± 0.0061 Inclination (i)93.026°± 0.073 Longitude of periastron (ω)273.99°± 0.11
Node (Ω)68.523°± 0.047 Notes ReferenceMnA2019
Equinox Last observation Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 253.9 0.195
2001 250.5 0.197
2002 68.2 0.132
2003 63.2 0.169
2004 55.2 0.102
2005 359.0 0.029
2006 266.6 0.085
2007 256.5 0.162
2008 252.5 0.209
2009 248.4 0.130
2010 65.8 0.177
2011 60.7 0.145
2012 46.4 0.067
2013 291.1 0.040
2014 260.6 0.120
2015 254.5 0.188
2016 251.1 0.205
2017 69.9 0.085
2018 63.9 0.175
2019 57.0 0.114
2020 20.1 0.035
2021 269.9 0.073
2022 257.3 0.152
2023 252.9 0.206
2024 249.3 0.164
2025 66.5 0.170
2026 61.6 0.154
2027 50.3 0.079
2028 308.0 0.031
2029 262.2 0.108
2030 255.1 0.180


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


 
  


wds10121-0241b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 10121-0241 DEL 3 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
MnA2019 C j Mann, A.W., Dupuy, T., Kraus, A.L., Gaidos, E., Ansdell, M., Ireland, M., Rizzuto, 2019ApJ...871...63M
MnA2019 +orb A.C., Hung, C..-L., Dittmann, J., Factor, S., Feiden, G., Martinez, R.A.,
MnA2019 Ruiz-Rodriguez, D. & Chia Thao, P.
MnA2019 ApJ 871, 63, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 DEL Delfosse, X., Forveille, T., Beuzit, J.-L., Udry, S., Mayor, M., & Perrier, C.
4 DEL Delfosse, X., Forveille, T., Segransan, D., Beuzit, J.-L.; Udry, S., Perrier, C.,
4 DEL & Mayor, M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10121-0241 DEL 3 2000 1 252 0.2 10.64   M2.5 D 101204.68-024105.1
10121-0241 DEL 3 2007 2 256 0.2 11.00 12.00 M2.5 D 101204.68-024105.1
10121-0241 DEL 3 2017 10 66 0.2 11.00 12.00 M2.5 O 101204.68-024105.1
10121-0241 DEL 3 2018 13 55 0.1 11.00 12.00 M2.5 O 101204.68-024105.1
10121-0241 DEL 3 2019 16 25 0.0 11.00 12.00 M2.5 O 101204.68-024105.1
10121-0241 DEL 3 2020 17 270 0.1 11.00 12.00 M2.5 O 101204.68-024105.1

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

 
 
WDS 10121-0241 DEL 3 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10121-0241 DEL 3 : MEASURES
 
 
No records found.

 
 
WDS 10121-0241 : VIRTUAL EYEPIECE
 
 

10121-0241 DEL 3A mag 9.9 Sp M2.5V 10121-0241 DEL 3B mag 10.9 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 10121-0241 : ALADIN DSS IMAGE @ 10h 12m 04.68s -02° 41' 05.1"
 
 
 
 
WDS 10121-0241 DEL 3 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10121-0241 DEL 3 distance=1' 10100-0236 CVR1270 distance=32' 10146-0303 RST4452 distance=44' 10092-0307 UC 1884 distance=51' 10153-0223 DAM2190AB distance=52' 10153-0223 DAM2190AC distance=52' 10101-0157 HJ 153AB distance=53' 10101-0157 HJ 153AC distance=53' 10164-0238 DAM2220 distance=65' 10146-0147 GWP1324 distance=66' 10168-0231 DAM2228 distance=72' 10124-0128 JNN 72 distance=73' 10141-0401 GWP1316 distance=86' 10172-0325 HJ 157 distance=89' 10176-0212 DAM2253 distance=89' 10180-0242 BAL 208 distance=89' 10171-0149 DAM2236 distance=92' 10131-0109 LDS3964 distance=94' 10182-0303 BAL 209 distance=94' 10177-0158 DAM2255 distance=95' 10069-0143 HDO 125 distance=97' 10147-0110 HJ 154 distance=100' 10056-0307 RST4922 distance=102' 10183-0326 RST4454AB distance=104' 10183-0326 BAL 210AC distance=104' 10179-0140 DAM2259 distance=107' 10057-0333 J 2073 distance=109' 10166-0112 DAM2223 distance=113' 10181-0130 TSN 113 distance=115' 10200-0220 DAM2319 distance=121' 10116-0447 GWP1311 distance=127' 10174-0101 DAM2244 distance=129' 10201-0327 GWP1346 distance=129' 10043-0142 STF1404 distance=132' 10036-0329 HDS1453 distance=136' 10029-0255 HJ 827 distance=138' 10212-0304 BUG 10 distance=139' 10035-0335 DAM1974 distance=139' 10201-0351 TDS7189 distance=140' 10098-0502 GWP1304 distance=145' 10031-0131 DAM1969 distance=152' 10028-0134 GWP1273 distance=155' 10201-0421 HO 531 distance=157' 10042-0426 GWP1284 distance=158' 10026-0133 DAM1953 distance=158' 10219-0129 OL 143 distance=163' 10137+0001 LDS3966 distance=164' 10028-0105 HJL1056AB distance=170' 10028-0105 SKF 889BC distance=170' 10008-0254 DOO 50 distance=171' 10233-0203 GWP1357 distance=173' 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 10121-0241 DEL 3 270 0.1 1
Show 10100-0236 CVR1270 55 3.8 32
Show 10146-0303 RST4452 246 0.4 44
Show 10092-0307 UC 1884 182 52.5 51
Show 10153-0223 DAM2190 AB 27 3.6 52
Show 10153-0223 DAM2190 AC 91 21.1 52
Show 10101-0157 HJ 153 AB 192 16.7 53
Show 10101-0157 HJ 153 AC 126 48.7 53
Show 10164-0238 DAM2220 313 25.6 65
Show 10146-0147 GWP1324 145 27.8 66
Show 10168-0231 DAM2228 73 4.3 72
Show 10124-0128 JNN 72 293 2.9 73
Show 10141-0401 GWP1316 56 117.0 86
Show 10172-0325 HJ 157 132 20.2 89
Show 10176-0212 DAM2253 116 4.3 89
Show 10180-0242 BAL 208 1 6.5 89
Show 10171-0149 DAM2236 221 5.3 92
Show 10131-0109 LDS3964 252 7.3 94
Show 10182-0303 BAL 209 220 17.4 94
Show 10177-0158 DAM2255 300 6.2 95
Show 10069-0143 HDO 125 190 2.9 97
Show 10147-0110 HJ 154 148 19.9 100
Show 10056-0307 RST4922 17 0.6 102
Show 10183-0326 RST4454 AB 224 0.3 104
Show 10183-0326 BAL 210 AC 25 20.1 104
Show 10179-0140 DAM2259 21 4.5 107
Show 10057-0333 J 2073 320 7.6 109
Show 10166-0112 DAM2223 319 6.7 113
Show 10181-0130 TSN 113 218 999.9 115
Show 10200-0220 DAM2319 24 1.5 121
Show 10116-0447 GWP1311 23 11.9 127
Show 10174-0101 DAM2244 270 6.5 129
Show 10201-0327 GWP1346 8 15.8 129
Show 10043-0142 STF1404 296 6.4 132
Show 10036-0329 HDS1453 345 0.2 136
Show 10029-0255 HJ 827 98 1.4 138
Show 10212-0304 BUG 10 164 0.2 139
Show 10035-0335 DAM1974 203 6.5 139
Show 10201-0351 TDS7189 159 0.6 140
Show 10098-0502 GWP1304 338 20.7 145
Show 10031-0131 DAM1969 283 2.3 152
Show 10028-0134 GWP1273 158 64.4 155
Show 10201-0421 HO 531 122 3.1 157
Show 10042-0426 GWP1284 183 51.5 158
Show 10026-0133 DAM1953 154 4.8 158
Show 10219-0129 OL 143 213 2.8 163
Show 10137+0001 LDS3966 274 15.8 164
Show 10028-0105 HJL1056 AB 32 109.5 170
Show 10028-0105 SKF 889 BC 175 2.4 170
Show 10008-0254 DOO 50 179 4.4 171
Show 10233-0203 GWP1357 282 66.5 173

 
 
WDS 10121-0241 : COMPONENTS
 
 
  A
B pa=270.1°
sep=0.07"
 
 
10121-0241 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 101204.68-024105.1 Mag 9.9 Spectral class M2.5V (red)
PmRA 527.00 PmDE -601.0
 
 
10121-0241 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 101204.68-024105.1 Mag 10.9 HIP 49969
Tycho2 4907-00091-1 Calc delta mag 1 Calc coord yes
Tycho2
Tycho2 4907-00091-1 Pflag RAmdeg 153.01951022 DEmdeg -2.68475272
PmRA 504.6 PmDE -608.1 E RAmdeg 48 E DEmdeg 60
E pmRA 2.1 E pmDE 2.1 EpRAm 1986.30 EpDEm 1982.10
Num 3 Q RAmdeg 0.3 Q DEmdeg 0.7 Q pmRA 0.3
Q pmDE 0.7 BTmag 13.150 E BTmag 0.394 VTmag 10.986
E VTmag 0.091 Prox 999 TYC HIP 49969
CCDM RAdeg 153.01833889 DEdeg -2.68334472 EpRA 1990 1.68
EpDE 1990 1.60 E RAdeg 67.9 E DEdeg 84.6 Posflg
Corr 0.2
Hipparcos
Catalog H HIP 49969 Proxy RAhms 10 12 04.39
DEdms -02 40 59.8 Vmag 10.64 VarFlag R Vmag G
RAdeg 153.018 DEdeg -2.68327 AstroRef Plx 81.23
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD BD
CD CP Dm number VIred 2.32
SpType M0 R SpType Coord arcsec 2000 101204.39-024059.8
Hipparcos 2
HIP 49969 Sn 5 So 0 Nc 1
RArad 2.6706728489 DErad -0.0468318914 Plx 81.08 PmRA 526.16
PmDE -605.63 E RArad 2.39 E DErad 2.13 E Plx 2.87
E pmRA 3.07 E pmDE 2.33 Hpmag 10.6587 E Hpmag 0.0047
SHp 0.03 VA 0 BV 1.566 E BV 0.012
VI 2.32