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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1230417955865277 6.0286e-05  
a 46.16043432832556 0.010846 au
q 40.48077160351438 0.0080999 au
i 2.086543569771082 0.00024209 deg
node 113.7677995821214 0.0041234 deg
peri 134.1138913295308 0.080794 deg
M 78.13257524754056 0.08325 deg
tp 2433738.681323240668
(1951-Apr-02.18132324)
17.735 TDB
period 114552.1531227795
313.63
40.372
0.1105
d
yr
n .003142673360439974 1.1076e-06 deg/d
Q 51.84009705313673 0.01218 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 = 39.4673 au 
 Jupiter MOID = 35.128 au 
 T_jup = 6.020 
[ 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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