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385199 (1999 OE4)
Classification: TransNeptunian Object          SPK-ID: 2385199
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05229512209249211 0.00025547  
a 45.64466259645774 0.015553 au
q 43.25766939310537 0.0032359 au
i 2.1500869500394 0.00021976 deg
node 130.8592468195342 0.0020567 deg
peri 211.543668444503 0.085423 deg
M .5740269745287282 0.076604 deg
tp 2458820.897147923261
(2019-Dec-03.39714792)
23.988 TDB
period 112637.6104549946
308.38
57.572
0.1576
d
yr
n .0031960905291385 1.6336e-06 deg/d
Q 48.03165579981011 0.016367 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      5791 days (15.85 yr)  
   first obs. used      1999-07-20  
   last obs. used      2015-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .22858  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 22:45:55  

Additional Information
 Earth MOID = 42.25 au 
 Jupiter MOID = 38.2659 au 
 T_jup = 6.025 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.8   n/a MPO402530  

385199 (1999 OE4)          Discovered 1999-Jul-20 by Mauna Kea at Mauna Kea
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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