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JPL Small-Body Database Browser
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508823 (2001 RX143)
Classification: TransNeptunian Object          SPK-ID: 2508823
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 .298477013457943 4.9331e-05  
a 39.38710377727504 0.0030458 au
q 27.63095867307592 0.0033907 au
i 19.2362285411354 0.00023659 deg
node 20.54582086666376 0.00010247 deg
peri 240.3938576495734 0.010738 deg
M 105.3668827807467 0.014388 deg
tp 2432574.518356154400
(1948-Jan-24.01835615)
1.7081 TDB
period 90287.88876273709
247.19
10.473
0.02867
d
yr
n .003987245741740905 4.6251e-07 deg/d
Q 51.14324888147415 0.0039549 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      5855 days (16.03 yr)  
   first obs. used      2001-09-12  
   last obs. used      2017-09-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .27026  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 10:09:26  

Additional Information
 Earth MOID = 26.6597 au 
 Jupiter MOID = 22.596 au 
 T_jup = 5.091 
[ 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 6.6   n/a MPO428394  

508823 (2001 RX143)          Discovered 2001-Sep-12 by Buie, M. W. at Kitt Peak
Reference: Last Updated: 2018-02-05
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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