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JPL Small-Body Database Browser
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385528 (2004 OR15)
Classification: TransNeptunian Object          SPK-ID: 2385528
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3477186925332242 0.00036049  
a 57.02978134248936 0.036461 au
q 37.19946033862329 0.0032313 au
i 6.898792701800076 0.00053369 deg
node 285.1129989201221 0.0007467 deg
peri 13.32571109214579 0.044005 deg
M 10.03917871022163 0.013181 deg
tp 2454613.711754525258
(2008-May-27.21175453)
8.7507 TDB
period 157308.0641310791
430.69
150.86
0.413
d
yr
n .002288503148192232 2.1947e-06 deg/d
Q 76.86010234635543 0.049139 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      3364 days (9.21 yr)  
   first obs. used      2004-07-22  
   last obs. used      2013-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .18897  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 22:42:54  

Additional Information
 Earth MOID = 36.1841 au 
 Jupiter MOID = 32.0649 au 
 T_jup = 6.254 
[ 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 7.5   n/a MPO201685  

385528 (2004 OR15)          Discovered 2004-Jul-22 by Canada-France Ecliptic Plane Survey at Mauna Kea
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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