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(2009 SX)
Classification: Mars-crossing Asteroid          SPK-ID: 3467234
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455092.5 (2009-Sep-18.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5499241192806283 0.010253  
a 2.983013276273311 0.078716 au
q 1.342582327516289 0.0048442 au
i 16.08914170492417 0.20836 deg
node 176.7422891218138 0.003693 deg
peri 183.9553551163832 0.15634 deg
M 358.6490577031504 0.078728 deg
tp 2455099.561801482662
(2009-Sep-25.06180148)
0.19236 TDB
period 1881.833546619125
5.15
74.487
0.2039
d
yr
n .191302785863697 0.0075721 deg/d
Q 4.623444225030334 0.122 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      3 days  
   first obs. used      2009-09-17  
   last obs. used      2009-09-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .35677  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:52:29  

Additional Information
 Earth MOID = .339049 au 
 Jupiter MOID = .83549 au 
 T_jup = 2.960 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e .0001051315516654209 4.964414585199508E-5 -.0009872160058527685 -3.785561237018695E-5 -.0008622389447660236 .002136284656231178
q 4.964414585199508E-5 2.346589127630667E-5 -.0004915690305941564 -1.788581753237876E-5 -.0004272578484978918 .001009097442210004
tp -.0009872160058527685 -.0004915690305941564 .03700316349461297 .0003662713446411063 .03004540611856317 -.02040430871549507
node -3.785561237018695E-5 -1.788581753237876E-5 .0003662713446411063 1.363823183910162E-5 .0003190160195075917 -.0007693947800757671
peri -.0008622389447660236 -.0004272578484978918 .03004540611856317 .0003190160195075917 .02444261905246583 -.01779303883509574
i .002136284656231178 .001009097442210004 -.02040430871549507 -.0007693947800757671 -.01779303883509574 .04341443577111382

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.2   n/a MPO162569  

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