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JPL Small-Body Database Browser
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215122 (1999 LG4)
Classification: Mars-crossing Asteroid          SPK-ID: 2215122
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2590256272306248 6.0634e-08  
a 2.191613236674636 1.7352e-08 au
q 1.623929243398049 1.4068e-07 au
i 24.3693945128981 1.0224e-05 deg
node 248.2458403066346 1.2826e-05 deg
peri 79.77712056779664 2.4586e-05 deg
M 4.580313274963233 2.5787e-05 deg
tp 2458585.422234614459
(2019-Apr-11.92223461)
8.4753e-05 TDB
period 1185.070804755892
3.24
1.4074e-05
3.853e-08
d
yr
n .3037793172823586 3.6077e-09 deg/d
Q 2.759297229951224 2.1846e-08 au
  Orbit Determination Parameters
   # obs. used (total)      250  
   data-arc span      8796 days (24.08 yr)  
   first obs. used      1993-12-17  
   last obs. used      2018-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55454  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:34:42  

Additional Information
 Earth MOID = .772287 au 
 Jupiter MOID = 2.79804 au 
 T_jup = 3.516 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO433407  

215122 (1999 LG4)          Discovered 1999-Jun-09 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 1999 LG4 = 2006 VV13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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