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JPL Small-Body Database Browser
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511555 (2014 UM225)
Classification: TransNeptunian Object          SPK-ID: 2511555
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09963610542222061 0.00010796  
a 44.50393780456321 0.0047337 au
q 40.0697387657638 0.0026643 au
i 18.28327361965353 0.00086179 deg
node 15.12710144272192 0.00044553 deg
peri 358.7290997075341 0.19677 deg
M 15.52398922799966 0.15929 deg
tp 2454324.258639774272
(2007-Aug-11.75863977)
48.111 TDB
period 108441.6424771111
296.90
17.302
0.04737
d
yr
n .003319757906433276 5.2966e-07 deg/d
Q 48.93813684336261 0.0052054 au
  Orbit Determination Parameters
   # obs. used (total)      44  
   data-arc span      1483 days (4.06 yr)  
   first obs. used      2013-08-08  
   last obs. used      2017-08-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .14462  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:46:03  

Additional Information
 Earth MOID = 39.0708 au 
 Jupiter MOID = 35.1156 au 
 T_jup = 5.643 
[ 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 7.4   n/a MPO429130  

511555 (2014 UM225)          Discovered 2013-Aug-08 by Outer Solar System Origins Survey at Mauna Kea
Reference: Last Updated: 2018-02-05
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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