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344631 (2003 LY2)
Classification: Mars-crossing Asteroid          SPK-ID: 2344631
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4511336271996221 9.7335e-08  
a 2.635204963603213 1.1294e-08 au
q 1.446375389958447 2.599e-07 au
i 34.96562264066498 1.869e-05 deg
node 257.9267014425747 1.2177e-05 deg
peri 37.6287432805989 3.5339e-05 deg
M 341.3317702773374 1.8364e-05 deg
tp 2459081.525302733647
(2020-Aug-20.02530273)
7.987e-05 TDB
period 1562.500002274055
4.28
1.0045e-05
2.75e-08
d
yr
n .2303999996646769 1.4812e-09 deg/d
Q 3.824034537247979 1.639e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      6223 days (17.04 yr)  
   first obs. used      2003-06-04  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44783  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:03:48  

Additional Information
 Earth MOID = .498176 au 
 Jupiter MOID = 1.66113 au 
 T_jup = 3.016 
[ 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 16.1   n/a MPO391766  

344631 (2003 LY2)          Discovered 2003-Jun-04 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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