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(2018 DF4)
Classification: TransNeptunian Object          SPK-ID: 3799767
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9832839748902688 3.5675e-06  
a 95.81205124408881 0.020362 au
q 1.601596654411046 1.5078e-06 au
i 68.20272903300523 7.7023e-05 deg
node 319.4536684836498 1.8485e-05 deg
peri 278.5730916123297 4.0197e-05 deg
M 1.054412008163843 0.00033579 deg
tp 2458393.186914493143
(2018-Oct-01.68691449)
0.00038134 TDB
period 342553.6772968386
937.86
109.2
0.299
d
yr
n .00105093018659392 3.3501e-07 deg/d
Q 190.0225058337666 0.040383 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      559 days (1.53 yr)  
   first obs. used      2018-01-15  
   last obs. used      2019-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .37411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:23:37  

Additional Information
 Earth MOID = 1.16541 au 
 Jupiter MOID = 1.02219 au 
 T_jup = 0.635 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO477904  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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