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Doubles in session


Current system
02514-2139
DON 43
HD 17884


Nearby doubles
14' : 02512-2125
I 461

23' : 02518-2117
SEE 21

36' : 02501-2210
DON 42

39' : 02510-2100
SEE 20
Angetenar

49' : 02513-2226
LDS3433

54' : 02546-2109
KPP1712

57' : 02476-2115
RST2287

70' : 02482-2232
RST2288

77' : 02472-2229
SKF2167AB

87' : 02498-2015
HJ 3533

88' : 02532-2014
ARA 833

99' : 02464-2250
SKF2166

102' : 02544-2007
HDS 371

103' : 02441-2125
KPP2029

106' : 02502-2323
RST2289

114' : 02528-2330
I 717

119' : 02432-2108
LDS3420

123' : 03001-2157
DVG 15

123' : 02437-2240
RST2286

124' : 02456-2004
DON 40

132' : 02578-2317
ARA1971

133' : 02573-2323
I 149

134' : 02474-2341
HU 1561

143' : 02430-2017
HJ 3524

144' : 03017-2136
RST2291

145' : 02586-2322
UC 922



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.

02514-2139 DON 43 (HD 17884)

 
 
02h 51m 21.23s -21° 38' 40.9" P.A. 287.00 sep 0.2 mag 9.80,10.00 Sp F2+F4 dist. 73.05 pc (238.29 l.y.)
 
 
Coord 2000 02514-2139 Discov num DON  43 Comp Coord arcsec 2000 02 51 21.23 -21 38 40.9
Date first 1930 Date last 2021 Obs 15
Pa first 334 Pa last 287.4 P.A. Now (θ) 295.5°
Sep first 0.2 Sep last 0.209 Sep. Now (ρ) 0.202"
Mag pri 9.80 Mag sec 10.00 delta mag (ΔM) 0.2 Spectral class F2+F4 (yellow-white/yellow-white)
Pri motion ra +073 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 17884 Constellation Eridanus HIP 13317 Tycho2 5870-00612-1
HD 17884 CD CD-30 1072 CP CP-30 349 Distance 73.05
Distance ly 238.29
 
 
ORBITAL ELEMENTS
 
 
Period (P)108.42y± 2.5 Periastron (T)1972.75y± 0.3 Semi-major axis (a)0.242a± 0.004
Eccentricity (e)0.362± 0.003 Inclination (i)52.1°± 0.5 Longitude of periastron (ω)94.1°± 2.5
Node (Ω)29.6°± 0.5 Notesn ReferenceDoc2016i
Equinox2000 Last observation2015 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 239.3 0.229
2001 241.4 0.229
2002 243.6 0.228
2003 245.7 0.226
2004 247.9 0.225
2005 250.1 0.224
2006 252.4 0.222
2007 254.6 0.220
2008 256.9 0.219
2009 259.3 0.217
2010 261.7 0.215
2011 264.1 0.214
2012 266.5 0.212
2013 269.0 0.211
2014 271.5 0.209
2015 274.1 0.208
2016 276.7 0.207
2017 279.3 0.205
2018 282.0 0.204
2019 284.6 0.204
2020 287.3 0.203
2021 290.0 0.202
2022 292.8 0.202
2023 295.5 0.202
2024 298.2 0.202
2025 300.9 0.202
2026 303.7 0.203
2027 306.4 0.203
2028 309.0 0.204
2029 311.7 0.205
2030 314.3 0.206


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


 
  


wds02514-2139b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 02514-2139 DON 43 (HD 17884) : NOTES
 
 
discov_num notes refcode
DON 43 Gomez et al. (2016) derive dynamical parallax and component masses:
8.24 +/- 0.22 mas, 1.110 +/- 0.014 Msun, 1.045 +/- 0.013 Msun. Doc2016i
 
 
REFERENCES
 
 
refcode metd author reference
Doc2016i orb - Gomez, J., Docobo, J.A., Campo, P., & Mendez, R.A. 2016AJ....152..216G
Doc2016i AJ 152, 216, 2016
 
 
DISCOVERER
 
 
idgroup discov author
1 DON Donner, H.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02514-2139 DON 43 1975 12 164 0.1 9.80 10.00 F3V 025121.23-213840.9
02514-2139 DON 43 2015 13 276 0.2 9.80 10.00 F3V O 025121.23-213840.9
02514-2139 DON 43 2018 14 282 0.2 9.80 10.00 F2+F4 NO 025121.23-213840.9
02514-2139 DON 43 2021 15 287 0.2 9.80 10.00 F2+F4 NO 025121.23-213840.9

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

 
 
WDS 02514-2139 DON 43 (HD 17884) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02514-2139 DON 43 (HD 17884) : MEASURES
 
 
No records found.

 
 
WDS 02514-2139 (HD 17884) : VIRTUAL EYEPIECE
 
 

02514-2139 DON 43A mag 9.8 Sp F2 02514-2139 DON 43B sep 0.2 P.A. 288.60 mag 10 Sp F4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 02514-2139 (HD 17884) : ALADIN DSS IMAGE @ 02h 51m 21.23s -21° 38' 40.9"
 
 
 
 
WDS 02514-2139 DON 43 (HD 17884) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02514-2139 DON 43 distance=0' 02512-2125 I 461 distance=14' 02518-2117 SEE 21 distance=23' 02501-2210 DON 42 distance=36' 02510-2100 SEE 20 (Angetenar) distance=39' 02513-2226 LDS3433 distance=49' 02546-2109 KPP1712 distance=54' 02476-2115 RST2287 distance=57' 02482-2232 RST2288 distance=70' 02472-2229 SKF2167AB distance=77' 02472-2229 CVN 71AC distance=77' 02566-2219 NSN 242CD distance=84' 02498-2015 HJ 3533 distance=87' 02532-2014 ARA 833 distance=88' 02464-2250 SKF2166 distance=99' 02544-2007 HDS 371 distance=102' 02441-2125 KPP2029 distance=103' 02502-2323 RST2289 distance=106' 02528-2330 I 717 distance=114' 02432-2108 LDS3420 distance=119' 03001-2157 DVG 15 distance=123' 02437-2240 RST2286 distance=123' 02456-2004 DON 40 distance=124' 02578-2317 ARA1971 distance=132' 02573-2323 I 149 distance=133' 02474-2341 HU 1561 distance=134' 02430-2017 HJ 3524 distance=143' 03017-2136 RST2291 distance=144' 02586-2322 UC 922 distance=145' 03022-2145 I 462 distance=152' 02535-1859 LDS5400 distance=161' 02489-1902 B 1924 distance=161' 02396-2115 B 1922 distance=166' 02395-2113 DAM1293 distance=168' 02439-1925 LDS5392 distance=170' 02401-2029 BRT 298 distance=173' 03020-2309 TDS2417AB distance=174' 03038-2122 HJ 3548 distance=175' 02498-2434 BU 877AB distance=177' 02498-2434 HJ 2161AC distance=177' 02498-2434 FOX9021AD distance=177' 02397-2026 HDS 346 distance=180' 02461-1853 UC 801 distance=182' 02427-2358 KPP2866 distance=184' 02445-1859 GWP 362 distance=187' 02563-2441 TDS2395 distance=195' 03029-2333 I 718 distance=197' 02542-1826 LDS3437 distance=198' 02409-2355 UC 775 distance=199' 02592-2429 KPP1122 distance=202' 03048-2255 UC 942 distance=202' 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 02514-2139 DON 43 287 0.2
Show 02512-2125 I 461 330 3.2 14
Show 02518-2117 SEE 21 323 0.1 23
Show 02501-2210 DON 42 187 1.3 36
Show Angetenar 02510-2100 SEE 20 127 49.6 39
Show 02513-2226 LDS3433 73 15.7 49
Show 02546-2109 KPP1712 96 13.2 54
Show 02476-2115 RST2287 60 0.7 57
Show 02482-2232 RST2288 47 1.2 70
Show 02472-2229 SKF2167 AB 213 69.4 77
Show 02472-2229 CVN 71 AC 347 1.7 77
Show 02566-2219 NSN 242 CD 273 4.4 84
Show 02498-2015 HJ 3533 267 37.8 87
Show 02532-2014 ARA 833 358 11.1 88
Show 02464-2250 SKF2166 272 29.5 99
Show 02544-2007 HDS 371 347 0.1 102
Show 02441-2125 KPP2029 287 16.2 103
Show 02502-2323 RST2289 300 0.3 106
Show 02528-2330 I 717 295 2.2 114
Show 02432-2108 LDS3420 292 3.3 119
Show 03001-2157 DVG 15 156 12.3 123
Show 02437-2240 RST2286 1 0.2 123
Show 02456-2004 DON 40 283 0.2 124
Show 02578-2317 ARA1971 93 17.3 132
Show 02573-2323 I 149 259 6.1 133
Show 02474-2341 HU 1561 320 1.1 134
Show 02430-2017 HJ 3524 166 19.8 143
Show 03017-2136 RST2291 129 1.3 144
Show 02586-2322 UC 922 209 12.8 145
Show 03022-2145 I 462 107 0.8 152
Show 02535-1859 LDS5400 156 308.4 161
Show 02489-1902 B 1924 236 0.4 161
Show 02396-2115 B 1922 246 1.4 166
Show 02395-2113 DAM1293 193 3.3 168
Show 02439-1925 LDS5392 223 180.6 170
Show 02401-2029 BRT 298 314 4.0 173
Show 03020-2309 TDS2417 AB 33 1.6 174
Show 03038-2122 HJ 3548 125 12.2 175
Show 02498-2434 BU 877 AB 145 12.1 177
Show 02498-2434 HJ 2161 AC 129 37.3 177
Show 02498-2434 FOX9021 AD 290 52.3 177
Show 02397-2026 HDS 346 221 0.8 180
Show 02461-1853 UC 801 86 28.0 182
Show 02427-2358 KPP2866 64 1.8 184
Show 02445-1859 GWP 362 298 159.3 187
Show 02563-2441 TDS2395 1 0.5 195
Show 03029-2333 I 718 346 0.7 197
Show 02542-1826 LDS3437 271 57.2 198
Show 02409-2355 UC 775 238 18.3 199
Show 02592-2429 KPP1122 201 8.8 202
Show 03048-2255 UC 942 10 8.4 202

 
 
WDS 02514-2139 : COMPONENTS
 
 
  A
B pa=288.6°
sep=0.20"
 
 
02514-2139 A
 
 
Componente originario normalizzato AB Name HD 17884 Coord arcsec 2000 025121.23-213840.9 Mag 9.8
Spectral class F2 (yellow-white) PmRA 73.00 PmDE -1.0 Tycho2 5870-00612-1
HD 17844
Tycho2
Tycho2 5870-00612-1 Pflag RAmdeg 42.83848124 DEmdeg -21.64469674
PmRA 70.5 PmDE -5.2 E RAmdeg 10 E DEmdeg 10
E pmRA 1.8 E pmDE 1.4 EpRAm 1990.97 EpDEm 1990.31
Num 7 Q RAmdeg 1.1 Q DEmdeg 0.5 Q pmRA 1.1
Q pmDE 0.6 BTmag 9.574 E BTmag 0.022 VTmag 9.107
E VTmag 0.017 Prox 999 TYC T HIP
CCDM RAdeg 42.83830306 DEdeg -21.64468472 EpRA 1990 1.58
EpDE 1990 1.72 E RAdeg 10.3 E DEdeg 9.7 Posflg
Corr -0.1
CCDM
Ccdm 02514-2139 RComp Comp A Note1
Note2 Discov num DRAs -2.88 DDEs 19.2
R dRAs 66 Year Theta Rho
Obs 2 Vmag 9.5 Sp F5 PmNote
PmRA PmDE Dm number -22 494 Cat1 BD
Name2 Cat2 HD 17844 M HD
ADS BDS M ADS BDS N IDS IDS 02468S2203A
HIC
 
 
02514-2139 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 025121.22-213840.8 Mag 10 Spectral class F4 (yellow-white)
Calc delta mag 0.2 Calc coord yes
CCDM
Ccdm 02514-2139 RComp Comp B Note1
Note2 Discov num DON 43 DRAs DDEs
R dRAs Year 1959 Theta 036 Rho 0.2
Obs 7 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 02468S2203B
HIC