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434231 (2003 SR280)
Classification: Mars-crossing Asteroid          SPK-ID: 2434231
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3594244247373914 2.192e-07  
a 2.566364629664172 5.9118e-08 au
q 1.643950498980738 5.9976e-07 au
i 6.054343374400658 7.2561e-06 deg
node 198.7864722640023 4.3687e-05 deg
peri 88.72636546898816 4.7936e-05 deg
M 56.45879177109686 3.3772e-05 deg
tp 2458764.992334405106
(2019-Oct-08.49233440)
0.0001331 TDB
period 1501.675061660901
4.11
5.1888e-05
1.421e-07
d
yr
n .2397322890891111 8.2836e-09 deg/d
Q 3.488778760347606 8.0366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      5767 days (15.79 yr)  
   first obs. used      2003-09-18  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55169  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 09:47:11  

Additional Information
 Earth MOID = .642229 au 
 Jupiter MOID = 1.76372 au 
 T_jup = 3.331 
[ 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 18.0   n/a MPO477034  

434231 (2003 SR280)          Discovered 2003-Sep-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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