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160344 (2003 SG145)
Classification: Main-belt Asteroid          SPK-ID: 2160344
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07088946119196329 5.4797e-08  
a 2.787225081383486 1.7468e-08 au
q 2.589640197143485 1.5281e-07 au
i 4.933517123932677 5.7377e-06 deg
node 249.8922843917467 6.1195e-05 deg
peri 101.3914795960373 7.3133e-05 deg
M 239.4434399350798 4.2426e-05 deg
tp 2459569.673714910402
(2021-Dec-21.17371491)
0.00020184 TDB
period 1699.638221739271
4.65
1.5978e-05
4.375e-08
d
yr
n .2118097812789862 1.9912e-09 deg/d
Q 2.984809965623487 1.8706e-08 au
  Orbit Determination Parameters
   # obs. used (total)      645  
   data-arc span      9777 days (26.77 yr)  
   first obs. used      1993-07-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56687  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:32:28  

Additional Information
 Earth MOID = 1.58958 au 
 Jupiter MOID = 2.32442 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457013.5 (2014-Dec-22.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06957138030721202 5.5059e-08  
q 2.5945723669252 1.5344e-07 au
tp 2456172.328145888799
(2012-Sep-01.82814589)
0.00019725 TDB
node 249.9258712224869 6.1202e-05 deg
peri 102.0340211008161 7.3411e-05 deg
i 4.932296019436383 5.7361e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      645  
   data-arc span      9777 days (26.77 yr)  
   first obs. used      1993-07-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56687  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:32:28  

Additional Information
 Jupiter MOID = 2.32442 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.031475343354743E-15 -8.400157395573425E-15 6.014507414737797E-12 2.387935643248184E-16 1.22544615053741E-12 2.43565582118797E-15
q -8.400157395573425E-15 2.354234946359464E-14 -1.633478314631976E-11 -3.882594725739812E-15 -3.300777551955015E-12 -6.252282137005166E-15
tp 6.014507414737797E-12 -1.633478314631976E-11 3.890667391895829E-8 2.187401331041115E-11 8.026079460311362E-9 3.409931793580259E-12
node 2.387935643248184E-16 -3.882594725739812E-15 2.187401331041115E-11 3.745684854852244E-9 -3.727988097673655E-9 -1.668447031522372E-10
peri 1.22544615053741E-12 -3.300777551955015E-12 8.026079460311362E-9 -3.727988097673655E-9 5.389120712493377E-9 1.670571417471742E-10
i 2.43565582118797E-15 -6.252282137005166E-15 3.409931793580259E-12 -1.668447031522372E-10 1.670571417471742E-10 3.290266207265066E-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 15.2   n/a MPO469694  

160344 (2003 SG145)          Discovered 2003-Sep-20 by CINEOS at Campo Imperatore
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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