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JPL Small-Body Database Browser
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455171 (1999 OM4)
Classification: TransNeptunian Object          SPK-ID: 2455171
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1224315614159748 6.2761e-05  
a 46.29906389375636 0.010918 au
q 40.63059720914579 0.0079674 au
i 2.085934835716395 0.00024179 deg
node 113.749909197735 0.004119 deg
peri 135.5858080891831 0.080955 deg
M 78.02220931440031 0.08381 deg
tp 2434061.876120497946
(1952-Feb-19.37612050)
17.978 TDB
period 115068.5769540714
315.04
40.701
0.1114
d
yr
n .003128569150061626 1.1066e-06 deg/d
Q 51.96753057836693 0.012254 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      5792 days (15.86 yr)  
   first obs. used      1999-07-19  
   last obs. used      2015-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .33851  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 10:22:39  

Additional Information
 Earth MOID = 39.617 au 
 Jupiter MOID = 35.2818 au 
 T_jup = 6.029 
[ 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 7.1   n/a MPO361359  

455171 (1999 OM4)          Discovered 1999-Jul-19 by Mauna Kea at Mauna Kea
Reference: Last Updated: 2016-02-25
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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