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JPL Small-Body Database Browser

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307312 (2002 QJ84) Classification:           SPK-ID: 2307312 [ 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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units  .2109190482335085 1.5941e-07   2.376645084137513 1.2198e-08 au 1.875365365002382 3.8035e-07 au 23.73794527301877 1.175e-05 deg 321.8303318211331 1.1753e-05 deg 201.6535844059352 1.9299e-05 deg 109.7336123662889 1.6736e-05 deg 2458592.573330916061
(2019-Apr-19.07333092) 6.1928e-05 TDB 1338.273640168003
3.66 1.0303e-05
2.821e-08 d
yr .2690032809394696 2.0709e-09 deg/d 2.877924803272644 1.4771e-08 au Orbit Determination Parameters        434           8130 days (22.26 yr)           1997-02-08           2019-05-14           DE431           SB431-N16           0           .42046           ORB           Otto Matic           2020-Feb-25 18:08:56  
Additional Information  = .898036 au    = 2.17495 au    = 3.399  [ 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 16.0   n/a MPO476371  
307312 (2002 QJ84)          Discovered 2002-Aug-16 by NEAT at Palomar Reference: 20111210/Numbers.arc Last Updated: 2011-12-12 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Mar-30 05:47 UT
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