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59742 (1999 LN9)
Classification: Main-belt Asteroid          SPK-ID: 2059742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382055548555818 3.4503e-08  
a 2.793228011089849 1.7024e-08 au
q 2.407188383979023 9.4182e-08 au
i 10.7826180619097 3.9769e-06 deg
node 110.3677638883163 2.3524e-05 deg
peri 200.0496464234773 2.8882e-05 deg
M 131.2142686471048 1.6865e-05 deg
tp 2458379.006525373666
(2018-Sep-17.50652537)
7.9568e-05 TDB
period 1705.132019347782
4.67
1.5589e-05
4.268e-08
d
yr
n .2111273472758438 1.9302e-09 deg/d
Q 3.179267638200675 1.9377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      974  
   data-arc span      7560 days (20.70 yr)  
   first obs. used      1999-05-17  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53335  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:53:33  

Additional Information
 Earth MOID = 1.39533 au 
 Jupiter MOID = 2.07308 au 
 T_jup = 3.289 
[ 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 14.6   n/a MPO502547  

59742 (1999 LN9)          Discovered 1999-Jun-08 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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