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JPL Small-Body Database Browser
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56284 (1999 LA2)
Classification: Main-belt Asteroid          SPK-ID: 2056284
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418371451640581 3.3272e-08  
a 2.774458307729965 1.3291e-08 au
q 2.380937061984843 9.0687e-08 au
i 8.197370986288508 4.7247e-06 deg
node 178.50115380424 2.7369e-05 deg
peri 98.79406880650062 3.2403e-05 deg
M 95.82556012243003 1.8213e-05 deg
tp 2458151.191538877591
(2018-Feb-01.69153888)
8.452e-05 TDB
period 1687.973916326797
4.62
1.213e-05
3.321e-08
d
yr
n .2132734377693446 1.5325e-09 deg/d
Q 3.167979553475087 1.5176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1346  
   data-arc span      9399 days (25.73 yr)  
   first obs. used      1994-03-14  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53376  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:42:26  

Additional Information
 Earth MOID = 1.38146 au 
 Jupiter MOID = 2.00733 au 
 T_jup = 3.306 
[ 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 14.1   n/a MPO502530  

56284 (1999 LA2)          Discovered 1999-Jun-05 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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