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(1999 OJ4)
Classification: TransNeptunian Object          SPK-ID: 3031899
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02646613138157472 0.00014727  
a 37.92233886355986 0.0072725 AU
q 36.91868126090029 0.0087725 AU
i 4.005295734536531 0.00046359 deg
node 127.5424489987117 0.0018505 deg
peri 298.4950481836134 0.32934 deg
M 274.5901951741898 0.33351 deg
tp 2477037.509124742600
(2069-Oct-18.00912474)
73.414 JED
period 85298.44202039161
233.53
24.537
0.06718
d
yr
n .004220475678957157 1.2141e-06 deg/d
Q 38.92599646621944 0.007465 AU
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      3363 days (9.21 yr)  
   first obs. used      1999-07-18  
   last obs. used      2008-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      3  
   fit RMS      .30538  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 00:34:53  

Additional Information
 Earth MOID = 35.9334 AU 
 T_jup = 5.521 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.1 mag n/a MPO206040  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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