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308316 (2005 LD53)
Classification: Main-belt Asteroid          SPK-ID: 2308316
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .267751107577079 1.1178e-07  
a 3.103272773985615 3.3853e-08 au
q 2.272368051637172 3.5342e-07 au
i 7.994260872671499 1.06e-05 deg
node 301.9203886223715 6.0325e-05 deg
peri 9.86234924003994 6.2189e-05 deg
M 260.7077446839898 1.4587e-05 deg
tp 2459551.233162363951
(2021-Dec-02.73316236)
8.4767e-05 TDB
period 1996.771428144342
5.47
3.2673e-05
8.945e-08
d
yr
n .1802910412908695 2.9501e-09 deg/d
Q 3.934177496334058 4.2917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      5438 days (14.89 yr)  
   first obs. used      2005-06-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68882  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:11:34  

Additional Information
 Earth MOID = 1.25854 au 
 Jupiter MOID = 1.36618 au 
 T_jup = 3.150 
[ 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 15.6   n/a MPO433982  

308316 (2005 LD53)          Discovered 2005-Jun-07 by Siding Spring Survey at Siding Spring
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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