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70111 (1999 LM7)
Classification: Mars-crossing Asteroid          SPK-ID: 2070111
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3177204306327325 4.6151e-08  
a 2.388468041576779 1.1207e-08 au
q 1.629602946854486 1.0723e-07 au
i 7.921407857037594 4.3982e-06 deg
node 129.6252102966103 4.4481e-05 deg
peri 199.4335160374604 4.5542e-05 deg
M 221.5895546932738 1.3527e-05 deg
tp 2459518.874875425404
(2021-Oct-31.37487543)
5.3347e-05 TDB
period 1348.272196795516
3.69
9.4891e-06
2.598e-08
d
yr
n .2670083984937345 1.8792e-09 deg/d
Q 3.147333136299073 1.4767e-08 au
  Orbit Determination Parameters
   # obs. used (total)      513  
   data-arc span      11466 days (31.39 yr)  
   first obs. used      1988-09-10  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59037  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:04:15  

Additional Information
 Earth MOID = .620556 au 
 Jupiter MOID = 2.22227 au 
 T_jup = 3.451 
[ 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 15.8   n/a MPO453104  

70111 (1999 LM7)          Discovered 1999-Jun-09 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 LM7 = 1988 RQ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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