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Doubles in session


Current system
02415-1506
HDS 351
HD 16826


Nearby doubles
19' : 02427-1511
LDS5391AB

20' : 02427-1513
GWP 358

28' : 02422-1531
ARA 1

29' : 02398-1522
GWP 352

42' : 02404-1427
SKF2164

57' : 02376-1455
LDS5389

61' : 02456-1508
BRT 605

70' : 02424-1358
LDS3419

72' : 02396-1611
A 2903

77' : 02366-1439
HDS 339

82' : 02359-1515
HU 809

84' : 02472-1523
BU 1002

87' : 02405-1341
GAL 324AB

90' : 02474-1536
BRT 606

96' : 02350-1522
GWP 340

98' : 02351-1535
HU 429

101' : 02415-1647
A 2904

103' : 02449-1336
GWP 363

106' : 02470-1358
A 2905

110' : 02483-1421
LDS5395

114' : 02490-1432
KPP2871

116' : 02420-1311
UC 780

122' : 02362-1332
RST3369

130' : 02366-1654
FEN 2

130' : 02472-1646
LDS5394

133' : 02470-1320
RST3371



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.

02415-1506 HDS 351 (HD 16826)

 
 
02h 41m 30.12s -15° 06' 01.9" P.A. 24.00 sep 0.1 mag 7.77,8.65 Sp F7V dist. 78.62 pc (256.46 l.y.)
 
 
Coord 2000 02415-1506 Discov num HDS 351 Comp Coord arcsec 2000 02 41 30.12 -15 06 01.9
Date first 1991 Date last 2023 Obs 24
Pa first 5 Pa last 24.1 P.A. Now (θ) 24.1° (calc)
Sep first 0.1 Sep last 0.113 Sep. Now (ρ) 0.177" (calc)
Mag pri 7.77 Mag sec 8.65 delta mag (ΔM) 0.88 Spectral class F7V (yellow-white)
Pri motion ra +091 Sec motion ra
Pri motion dec -066 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 16826 Constellation Cetus SAO 148549 HIP 12554
Tycho2 5863-00755-1 Gaia DR2 5157838496488670080 HD 16826 BD BD-15 477
Distance 78.62 Distance ly 256.46
 
 
ORBITAL ELEMENTS
 
 
Period (P)42.7y± 6 Periastron (T)1979.8y± 6.5 Semi-major axis (a)0.241a± 0.025
Eccentricity (e)0.374± 0.041 Inclination (i)88.8°± 0.4 Longitude of periastron (ω)294.6°± 17
Node (Ω)24.2°± 0.5 Notes ReferenceTok2024c
Equinox Last observation Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 200.9 0.112
2001 201.5 0.135
2002 202.0 0.156
2003 202.3 0.176
2004 202.6 0.195
2005 202.8 0.211
2006 203.0 0.226
2007 203.2 0.239
2008 203.3 0.250
2009 203.5 0.258
2010 203.6 0.262
2011 203.8 0.264
2012 203.9 0.262
2013 204.0 0.256
2014 204.2 0.246
2015 204.4 0.230
2016 204.6 0.209
2017 204.8 0.182
2018 205.2 0.149
2019 205.7 0.109
2020 207.1 0.063
2021 218.7 0.013
2022 19.6 0.038
2023 22.5 0.086
2024 23.3 0.126
2025 23.8 0.157
2026 24.1 0.177
2027 24.4 0.187
2028 24.7 0.189
2029 25.0 0.184
2030 25.3 0.174
2031 25.6 0.160
2032 26.0 0.143
2033 26.6 0.123
2034 27.3 0.101
2035 28.5 0.077
2036 30.8 0.053
2037 37.0 0.029
2038 90.1 0.007
2039 187.5 0.023
2040 196.1 0.048
2041 198.9 0.072
2042 200.3 0.096
2043 201.1 0.119
2044 201.7 0.141
2045 202.1 0.162
2046 202.4 0.182
2047 202.7 0.200
2048 202.9 0.216
2049 203.1 0.230
2050 203.2 0.243


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds02415-1506c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS 02415-1506 HDS 351 (HD 16826) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2024c St+ Tokovinin, A., Mason, B.D., Mendez, R.A. & Costa, E. 2024AJ....168...28T
Tok2024c orb
 
 
DISCOVERER
 
 
discov author
HDS Hipparcos Double Star (from additional DD list)
TOK Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
TOK Martinez, M., & Mondaca, E.
TOK Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
TOK Tokovinin, A. & Briceno, C.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
02415-1506 HDS 351 2002 8 203 0.2 7.77 8.65 F7V -15 477 D 024130.12-150601.9
02415-1506 HDS 351 2007 9 204 0.3 7.77 8.65 F7V -15 477 D 024130.12-150601.9
02415-1506 HDS 351 2009 11 204 0.3 7.77 8.65 F7V -15 477 D 024130.12-150601.9
02415-1506 HDS 351 2015 12 204 0.2 7.77 8.65 F7V -15 477 024130.12-150601.9
02415-1506 HDS 351 2017 15 204 0.2 7.77 8.65 F7V -15 477 024130.12-150601.9
02415-1506 HDS 351 2018 16 205 0.1 7.77 8.65 F7V -15 477 024130.12-150601.9
02415-1506 HDS 351 2019 17 206 0.1 7.77 8.65 F7V -15 477 024130.12-150601.9
02415-1506 HDS 351 2020 19 208 0.0 7.77 8.65 F7V -15 477 024130.12-150601.9
02415-1506 HDS 351 2021 22 20 0.0 7.77 8.65 F7V -15 477 O 024130.12-150601.9
02415-1506 HDS 351 2022 23 23 0.1 7.77 8.65 F7V -15 477 O 024130.12-150601.9
02415-1506 HDS 351 2023 24 24 0.1 7.77 8.65 F7V -15 477 O 024130.12-150601.9

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

 
 
WDS 02415-1506 HDS 351 (HD 16826) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02415-1506 HDS 351 (HD 16826) : MEASURES
 
 
No records found.

 
 
WDS 02415-1506 (HD 16826) : VIRTUAL EYEPIECE
 
 

02415-1506 HDS 351A mag 7.77 Sp F7V 02415-1506 HDS 351B sep 0.1 P.A. 24.10 mag 8.65 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 02415-1506 (HD 16826) : ALADIN DSS IMAGE @ 02h 41m 30.12s -15° 06' 01.9"
 
 
 
 
WDS 02415-1506 HDS 351 (HD 16826) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02415-1506 HDS 351 distance=0' 02427-1511 LDS5391AB distance=19' 02427-1511 LDS5391Aa,Ab distance=19' 02427-1513 GWP 358 distance=20' 02422-1531 ARA 1 distance=28' 02398-1522 GWP 352 distance=29' 02404-1427 SKF2164 distance=42' 02376-1455 LDS5389 distance=57' 02456-1508 BRT 605 distance=61' 02424-1358 LDS3419 distance=70' 02396-1611 A 2903 distance=72' 02366-1439 HDS 339 distance=77' 02359-1515 HU 809 distance=82' 02472-1523 BU 1002 distance=84' 02405-1341 GAL 324AB distance=87' 02405-1341 TOB 362AC distance=87' 02474-1536 BRT 606 distance=90' 02350-1522 GWP 340 distance=96' 02351-1535 HU 429 distance=98' 02415-1647 A 2904 distance=101' 02449-1336 GWP 363 distance=103' 02470-1358 A 2905 distance=106' 02483-1421 LDS5395 distance=110' 02490-1432 KPP2871 distance=114' 02420-1311 UC 780 distance=116' 02362-1332 RST3369 distance=122' 02366-1654 FEN 2 distance=130' 02472-1646 LDS5394 distance=130' 02470-1320 RST3371 distance=133' 02362-1656 GWP 344 distance=134' 02484-1338 RST3372 distance=134' 02321-1515 GWP 335AB distance=137' 02321-1515 TOK 382Aa,Ab distance=137' 02360-1312 GWP 343 distance=141' 02342-1331 HDS 336 distance=143' 02514-1526 GWP 382 distance=145' 02402-1233 BRT2626 distance=155' 02313-1416 RST3367 distance=157' 02451-1237 NSC 16 distance=158' 02310-1418 LDS3397 distance=161' 02524-1546 LDS5398 distance=163' 02354-1247 A 2607AB distance=166' 02354-1247 HJ 2148AB,C distance=166' 02491-1712 GWP 373 distance=167' 02340-1257 HDS 335 distance=170' 02474-1733 GWP 369AB distance=171' 02474-1733 SKF2168AC distance=171' 02481-1244 GAL 326 distance=173' 02297-1541 DEA 13 distance=174' 02299-1358 HDS 323 distance=181' 02492-1242 LDS5397 distance=183' 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 02415-1506 HDS 351 24 0.1 0
Show 02427-1511 LDS5391 AB 198 123.2 19
Show 02427-1511 LDS5391 Aa,Ab 98 4.7 19
Show 02427-1513 GWP 358 224 28.1 20
Show 02422-1531 ARA 1 136 6.7 28
Show 02398-1522 GWP 352 133 9.9 29
Show 02404-1427 SKF2164 336 160.9 42
Show 02376-1455 LDS5389 54 271.5 57
Show 02456-1508 BRT 605 209 4.1 61
Show 02424-1358 LDS3419 355 12.2 70
Show 02396-1611 A 2903 194 3.4 72
Show 02366-1439 HDS 339 46 0.8 77
Show 02359-1515 HU 809 39 1.0 82
Show 02472-1523 BU 1002 359 1.4 84
Show 02405-1341 GAL 324 AB 75 42.4 87
Show 02405-1341 TOB 362 AC 14 11.1 87
Show 02474-1536 BRT 606 331 3.0 90
Show 02350-1522 GWP 340 20 12.9 96
Show 02351-1535 HU 429 142 4.2 98
Show 02415-1647 A 2904 184 3.0 101
Show 02449-1336 GWP 363 272 156.9 103
Show 02470-1358 A 2905 188 3.6 106
Show 02483-1421 LDS5395 119 214.2 110
Show 02490-1432 KPP2871 99 8.3 114
Show 02420-1311 UC 780 321 20.6 116
Show 02362-1332 RST3369 96 1.0 122
Show 02366-1654 FEN 2 333 4.7 130
Show 02472-1646 LDS5394 315 93.4 130
Show 02470-1320 RST3371 341 4.3 133
Show 02362-1656 GWP 344 78 23.8 134
Show 02484-1338 RST3372 112 1.9 134
Show 02321-1515 GWP 335 AB 252 345.6 137
Show 02321-1515 TOK 382 Aa,Ab 195 0.6 137
Show 02360-1312 GWP 343 199 46.7 141
Show 02342-1331 HDS 336 333 0.1 143
Show 02514-1526 GWP 382 82 66.7 145
Show 02402-1233 BRT2626 272 3.2 155
Show 02313-1416 RST3367 200 2.5 157
Show 02451-1237 NSC 16 234 5.8 158
Show 02310-1418 LDS3397 14 13.1 161
Show 02524-1546 LDS5398 105 114.7 163
Show 02354-1247 A 2607 AB 250 1.2 166
Show 02354-1247 HJ 2148 AB,C 346 24.6 166
Show 02491-1712 GWP 373 167 117.3 167
Show 02340-1257 HDS 335 172 0.2 170
Show 02474-1733 GWP 369 AB 352 69.8 171
Show 02474-1733 SKF2168 AC 284 4.7 171
Show 02481-1244 GAL 326 34 29.9 173
Show 02297-1541 DEA 13 154 80.8 174
Show 02299-1358 HDS 323 15 0.4 181
Show 02492-1242 LDS5397 354 14.0 183

 
 
WDS 02415-1506 : COMPONENTS
 
 
  A
B pa=24.1°
sep=0.11"
 
 
02415-1506 A
 
 
Name HD 16826 Coord arcsec 2000 024130.12-150601.9 Mag 7.77 Spectral class F7V (yellow-white)
PmRA 91.00 PmDE -66.0 SAO 148548 HIP 12554
Tycho2 5863-00755-1 BD BD-15 477
Tycho2
Tycho2 5863-00755-1 Pflag RAmdeg 40.37571560 DEmdeg -15.10070174
PmRA 88.8 PmDE -66.3 E RAmdeg 6 E DEmdeg 6
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.30 EpDEm 1991.24
Num 9 Q RAmdeg 1.0 Q DEmdeg 1.5 Q pmRA 1.0
Q pmDE 1.5 BTmag 7.872 E BTmag 0.016 VTmag 7.328
E VTmag 0.012 Prox 999 TYC T HIP 12554
CCDM AB RAdeg 40.37550889 DEdeg -15.10055167 EpRA 1990 1.89
EpDE 1990 1.83 E RAdeg 5.5 E DEdeg 5.8 Posflg P
Corr -0.1
SAO
SAO 148548 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 -0.024 Vmag 8.8 SpType A2
Double code Source 21 CatNum 716 DM BD-17 519
DMcomp BDsup HD 16828 M HD 0
GC RA1950rad 0.69427228 DE1950rad -0.29664992 PmRA2000 0.0001
PmDE2000 -0.026
Hipparcos
Catalog H HIP 12554 Proxy H RAhms 02 41 30.12
DEdms -15 06 01.9 Vmag 7.27 VarFlag R Vmag G
RAdeg 40.3755 DEdeg -15.1005 AstroRef * Plx 13.59
CCDM 91.34 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 5 Rho 0.13 HD BD BD-15 477
CD CP Dm number -15 477 VIred 0.6
SpType F7V R SpType Coord arcsec 2000 024130.12-150601.9
Hipparcos 2
HIP 12554 Sn 55 So 3 Nc 2
RArad 0.7046852316 DErad -0.2635541633 Plx 12.72 PmRA 89.47
PmDE -66.81 E RArad 0.75 E DErad 0.71 E Plx 0.89
E pmRA 1.08 E pmDE 0.89 Hpmag E Hpmag 0.0009
SHp 0.007 VA 0 BV 0.529 E BV 0.015
VI 0.6
CCDM
Ccdm 02415-1506 RComp Comp A Note1
Note2 Discov num DRAs 0.17 DDEs -2.6
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.8 Sp F7 PmNote *
PmRA 91 PmDE -66 Dm number -15 477 Cat1 BD
Name2 148549 Cat2 SAO HD 16826 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 12554
 
 
02415-1506 B
 
 
Coord arcsec 2000 024130.12-150601.8 Mag 8.65 Delta magnitude 0.88 Coordinate calculated yes
CCDM
Ccdm 02415-1506 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.17 DDEs -2.4
R dRAs 82 Year 1991 Theta 5 Rho 0.1
Obs 1 Vmag 8.7 Sp PmNote *
PmRA 91 PmDE -66 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 12554