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434223 (2003 ST171)
Classification: Main-belt Asteroid          SPK-ID: 2434223
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2684833265149978 1.9352e-07  
a 2.592723345434169 5.9571e-08 au
q 1.89662035691891 5.4334e-07 au
i 4.11379322746705 6.8559e-06 deg
node 317.1872095095612 0.00016181 deg
peri 336.9524464355118 0.00016443 deg
M 35.02506470099837 5.0024e-05 deg
tp 2458852.142625282750
(2020-Jan-03.64262528)
0.00020729 TDB
period 1524.869557105703
4.17
5.2553e-05
1.439e-07
d
yr
n .2360857676792383 8.1365e-09 deg/d
Q 3.288826333949429 7.5565e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      7147 days (19.57 yr)  
   first obs. used      1999-10-14  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59039  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 09:47:12  

Additional Information
 Earth MOID = .881436 au 
 Jupiter MOID = 1.93478 au 
 T_jup = 3.363 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO434582  
diameter diameter 2.924 km 0.702 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.025   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

434223 (2003 ST171)          Discovered 2003-Sep-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1942-Feb-16 03:47 00:06 Jupiter 1.96730853931721 1.96730506903848 1.96731200958051 1.58711549860964 1.28757050986608 2430406.657949779 6.13265672060284 530.600860642949 69.5080357638409 -34.6337599336097 738057.048866569 T 11 CATAB v2.0f-lin.ifort 2020-Feb-26 09:47:18 2020-Feb-26 09:47
1955-Mar-13 11:42 00:05 Jupiter 1.98708994293407 1.9870887405959 1.98709114527359 1.68255401358735 1.40657826508266 2435179.987679905 4.84708328176288 385.136054337249 86.5992444170566 -73.5679265115759 1397378.28982534 T 11 CATAB v2.0f-lin.ifort 2020-Feb-26 09:47:18 2020-Feb-26 09:47
2013-Mar-26 00:10 < 00:01 Jupiter 1.99059986326993 1.99059827942169 1.99060144711523 1.67611261247872 1.39940384111909 2456377.506644391 0.540206393509298 302.746799310891 55.7129639419508 -40.1796509723316 975270.910150896 T 11 CATAB v2.0f-lin.ifort 2020-Feb-26 09:47:18 2020-Feb-26 09:47
2026-Apr-20 08:45 00:01 Jupiter 1.96895143707866 1.96894979838999 1.96895307577315 1.64955125218414 1.36405280234097 2461150.864829059 1.30198195285364 474.462603581589 98.1929744833622 -69.552651965265 848844.927973288 T 11 CATAB v2.0f-lin.ifort 2020-Feb-26 09:47:18 2020-Feb-26 09:47
2097-May-29 01:15 00:07 Jupiter 1.95317449444659 1.9531713255971 1.95317766331162 1.6239533338286 1.330374140378 2487122.551838386 7.22989068168924 615.397025496202 95.5041078745709 -68.3008136481257 715986.476345087 T 11 CATAB v2.0f-lin.ifort 2020-Feb-26 09:47:18 2020-Feb-26 09:47
2168-Jul-08 03:18 00:13 Jupiter 1.93905744263516 1.93905346087037 1.93906142444271 1.60292165128308 1.30219594078711 2513094.637719541 13.2090948505518 793.835794627986 87.2056114971995 -69.4351775546357 805685.160782962 T 11 CATAB v2.0f-lin.ifort 2020-Feb-26 09:47:18 2020-Feb-26 09:47

Alternate Designations
 2003 ST171 = 2007 PY10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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