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JPL Small-Body Database Browser

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307800 (2003 WD128) Classification:           SPK-ID: 2307800 [ 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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units  .06651786540241401 6.1938e-08   1.910374432910662 7.7598e-09 au 1.783300403514097 1.1691e-07 au 21.99872879197829 8.102e-06 deg 296.2000096723577 1.2514e-05 deg 171.2105985421775 4.6817e-05 deg 87.91055955460732 4.6318e-05 deg 2458764.987091281351
(2019-Oct-08.48709128) 0.00012351 TDB 964.442128093247
2.64 5.8763e-06
1.609e-08 d
yr .3732727859075785 2.2743e-09 deg/d 2.037448462307226 8.276e-09 au Orbit Determination Parameters        374           5920 days (16.21 yr)           2003-11-20           2020-02-04           DE431           SB431-N16           0           .58509           ORB           Otto Matic           2020-Feb-25 18:12:49  
Additional Information  = .800745 au    = 3.07076 au    = 3.845  [ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes H 16.2   n/a MPO268338  
307800 (2003 WD128)          Discovered 2003-Nov-20 by LINEAR at Socorro Reference: 20111210/Numbers.arc Last Updated: 2011-12-12 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Apr-09 14:50 UT
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