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115382 (2003 SD273)
Classification: Main-belt Asteroid          SPK-ID: 2115382
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1091017313483258 4.5543e-08  
a 3.054397545392597 1.8693e-08 au
q 2.721157484964188 1.3707e-07 au
i 11.32109595007994 4.3837e-06 deg
node 1.885965829264494 2.0859e-05 deg
peri 12.6575101702957 2.8224e-05 deg
M 91.16717908307989 1.878e-05 deg
tp 2458706.732175921861
(2019-Aug-11.23217592)
0.00010113 TDB
period 1949.785201822927
5.34
1.7899e-05
4.9e-08
d
yr
n .1846357227777821 1.695e-09 deg/d
Q 3.387637605821006 2.0733e-08 au
  Orbit Determination Parameters
   # obs. used (total)      819  
   data-arc span      9529 days (26.09 yr)  
   first obs. used      1995-02-06  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51729  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:19  

Additional Information
 Earth MOID = 1.72105 au 
 Jupiter MOID = 2.08346 au 
 T_jup = 3.197 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457611.5 (2016-Aug-11.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1069717519122321 4.5603e-08  
q 2.731795020338045 1.3657e-07 au
tp 2456745.475011411980
(2014-Mar-28.97501141)
0.00010342 TDB
node 1.970003480801585 2.0787e-05 deg
peri 10.99731576965264 2.853e-05 deg
i 11.33902080082435 4.3874e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      819  
   data-arc span      9529 days (26.09 yr)  
   first obs. used      1995-02-06  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51729  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:19  

Additional Information
 Jupiter MOID = 2.08346 au 
 T_jup = 3.197 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.079622806617069E-15 -6.181413522803634E-15 -2.718186108147461E-13 1.531343775736355E-14 -1.338234697974095E-13 -8.626713845795817E-16
q -6.181413522803634E-15 1.865000756897987E-14 7.682710753945156E-13 -4.653631188329333E-14 4.162919736780524E-13 2.802846283677027E-15
tp -2.718186108147461E-13 7.682710753945156E-13 1.069609271663598E-8 -4.720285657715552E-12 2.02722195908347E-9 -8.895023529022059E-12
node 1.531343775736355E-14 -4.653631188329333E-14 -4.720285657715552E-12 4.32109599409089E-10 -4.25172297088945E-10 1.171688596810143E-12
peri -1.338234697974095E-13 4.162919736780524E-13 2.02722195908347E-9 -4.25172297088945E-10 8.139850649800476E-10 -2.758170588917574E-12
i -8.626713845795817E-16 2.802846283677027E-15 -8.895023529022059E-12 1.171688596810143E-12 -2.758170588917574E-12 1.924941543308587E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.65   n/a MPCxxxxx  
diameter diameter 4.049 km 0.829 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115382 (2003 SD273)          Discovered 2003-Sep-27 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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