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JPL Small-Body Database Browser
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172481 (2003 SN103)
Classification: Main-belt Asteroid          SPK-ID: 2172481
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1701355997782157 5.9592e-08  
a 2.370792378722134 1.1794e-08 au
q 1.967436195418621 1.4105e-07 au
i .9322203572253873 3.4453e-06 deg
node 107.6758054753814 0.00036914 deg
peri 249.4588846959858 0.00036929 deg
M 213.6350900519853 1.3649e-05 deg
tp 2459542.592226557644
(2021-Nov-24.09222656)
5.3078e-05 TDB
period 1333.333253373815
3.65
9.9495e-06
2.724e-08
d
yr
n .2700000161918035 2.0148e-09 deg/d
Q 2.774148562025647 1.3801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      435  
   data-arc span      7057 days (19.32 yr)  
   first obs. used      2000-12-31  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52144  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:19:03  

Additional Information
 Earth MOID = .96349 au 
 Jupiter MOID = 2.6675 au 
 T_jup = 3.525 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457015.5 (2014-Dec-24.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1694569982973653 5.9461e-08  
q 1.96934500348942 1.4067e-07 au
tp 2456872.553503117826
(2014-Aug-03.05350312)
4.3069e-05 TDB
node 107.6155032358048 0.00036905 deg
peri 248.9876614862249 0.00036921 deg
i .9318306021664082 3.4461e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      435  
   data-arc span      7057 days (19.32 yr)  
   first obs. used      2000-12-31  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52144  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:19:03  

Additional Information
 Jupiter MOID = 2.6675 au 
 T_jup = 3.525 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.535585242797733E-15 -8.344010642925913E-15 1.013936536536454E-12 -7.923102614544233E-14 2.67703775387644E-13 -1.250823009998411E-15
q -8.344010642925913E-15 1.978835174709755E-14 -2.255136345412991E-12 1.862340507581526E-13 -5.954709344225876E-13 2.958153055671846E-15
tp 1.013936536536454E-12 -2.255136345412991E-12 1.854942561158778E-9 -3.113556083770449E-11 5.228421595898603E-10 -6.678106047397973E-13
node -7.923102614544233E-14 1.862340507581526E-13 -3.113556083770449E-11 1.361966653725937E-7 -1.361852674645632E-7 1.657371681311385E-10
peri 2.67703775387644E-13 -5.954709344225876E-13 5.228421595898603E-10 -1.361852674645632E-7 1.363156520725496E-7 -1.658677622082231E-10
i -1.250823009998411E-15 2.958153055671846E-15 -6.678106047397973E-13 1.657371681311385E-10 -1.658677622082231E-10 1.18757456332145E-11

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 16.6   n/a MPO417928  

172481 (2003 SN103)          Discovered 2003-Sep-20 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ 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
2155-Feb-21 20:59 < 00:01 Juno 0.0438261839637647 0.0437913134024794 0.0438610549404699 5.7516521902149 5.7516521419513 2508209.374521430 0.988846938853788 1751.15412049315 53.9711040235799 6.99933749926143 15253.0892479007 T 18 CATAB v2.0f-lin.ifort 2020-May-21 03:19:06 2020-May-21 03:19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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