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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3177204307640739 4.6146e-08  
a 2.388468040762394 1.1192e-08 au
q 1.629602945985143 1.0722e-07 au
i 7.921408119619294 4.3783e-06 deg
node 129.6251922349098 4.1805e-05 deg
peri 199.433538279165 4.2868e-05 deg
M 221.5895520094953 1.3341e-05 deg
tp 2459518.874885211570
(2021-Oct-31.37488521)
5.2714e-05 TDB
period 1348.272196105944
3.69
9.4763e-06
2.594e-08
d
yr
n .2670083986302955 1.8767e-09 deg/d
Q 3.147333135539645 1.4747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      11541 days (31.60 yr)  
   first obs. used      1988-09-10  
   last obs. used      2020-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:02:04  

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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