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524216 (2001 RU143)
Classification: TransNeptunian Object          SPK-ID: 2524216
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .150009388629292 3.1935e-05  
a 39.44929889112426 0.0016692 au
q 33.5315336826125 0.002634 au
i 6.519519344647547 0.00015067 deg
node 209.2069069318837 0.00010355 deg
peri 20.01657322283359 0.0095439 deg
M 158.0678606675535 0.012246 deg
tp 2419263.192660632565
(1911-Aug-14.69266063)
2.6727 TDB
period 90501.82992138604
247.78
5.7441
0.01573
d
yr
n .003977820120462892 2.5247e-07 deg/d
Q 45.36706409963601 0.0019196 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      5989 days (16.40 yr)  
   first obs. used      2001-09-12  
   last obs. used      2018-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .62685  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:48:00  

Additional Information
 Earth MOID = 32.5224 au 
 Jupiter MOID = 28.1186 au 
 T_jup = 5.541 
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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1481108774240703 3.2238e-05  
q 33.59730139716746 0.0026534 au
tp 2418649.341433673268
(1909-Dec-08.84143367)
2.7798 TDB
node 209.2193301875997 0.00010369 deg
peri 18.17127309167574 0.0095108 deg
i 6.510143654056957 0.0001507 deg
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      5989 days (16.40 yr)  
   first obs. used      2001-09-12  
   last obs. used      2018-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .62685  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:48:00  

Additional Information
 Jupiter MOID = 28.1186 au 
 T_jup = 5.541 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.039317240812289E-9 -8.419009031911194E-8 5.614584253407598E-5 -1.128416629288968E-10 -9.440982681532582E-8 5.839303097600305E-11
q -8.419009031911194E-8 7.040382257055682E-6 -.003544295521479571 9.915280283888455E-9 1.186639274606134E-5 -5.290962281532145E-9
tp 5.614584253407598E-5 -.003544295521479571 7.727180668552653 -2.684387901363693E-6 .01448430767131951 6.510764665159322E-7
node -1.128416629288968E-10 9.915280283888455E-9 -2.684387901363693E-6 1.075115077472012E-8 1.405109182535887E-8 -1.102850642193979E-8
peri -9.440982681532582E-8 1.186639274606134E-5 .01448430767131951 1.405109182535887E-8 9.045608561363919E-5 -4.932551462506494E-9
i 5.839303097600305E-11 -5.290962281532145E-9 6.510764665159322E-7 -1.102850642193979E-8 -4.932551462506494E-9 2.271036267975256E-8

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.4   n/a E2018Y78  

524216 (2001 RU143)          Discovered 2001-Sep-12 by Buie, M. W. at Kitt Peak
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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