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JPL Small-Body Database Browser
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226800 (2004 RM202)
Classification: Main-belt Asteroid          SPK-ID: 2226800
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06575630192318171 6.9337e-08  
a 2.690179190533978 3.1655e-08 au
q 2.513282955453765 1.9872e-07 au
i 5.746871621476076 7.1359e-06 deg
node 212.055113942809 5.7805e-05 deg
peri 163.14505650 7.1858e-05 deg
M 99.6265103056114 4.3734e-05 deg
tp 2458154.491990688412
(2018-Feb-04.99199069)
0.00019428 TDB
period 1611.648173359014
4.41
2.8446e-05
7.788e-08
d
yr
n .223373814428545 3.9426e-09 deg/d
Q 2.867075425614191 3.3737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      6635 days (18.17 yr)  
   first obs. used      2000-11-27  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:53:31  

Additional Information
 Earth MOID = 1.51427 au 
 Jupiter MOID = 2.44814 au 
 T_jup = 3.362 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456666.5 (2014-Jan-09.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06345076362943061 6.8995e-08  
q 2.519235858874618 1.9715e-07 au
tp 2456539.783110683107
(2013-Sep-04.28311068)
0.00019977 TDB
node 212.2192975623362 5.7896e-05 deg
peri 162.49107937994 7.3026e-05 deg
i 5.741389604460033 7.1296e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      6635 days (18.17 yr)  
   first obs. used      2000-11-27  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:53:31  

Additional Information
 Jupiter MOID = 2.44814 au 
 T_jup = 3.362 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.760284707040056E-15 -1.346780472460261E-14 -3.176036040831009E-13 -1.3892626559652E-14 -1.383219896606074E-13 1.900691321643102E-15
q -1.346780472460261E-14 3.886949810294182E-14 9.884630698484587E-13 4.001568589086283E-14 4.26482840653938E-13 -3.671372686271923E-15
tp -3.176036040831009E-13 9.884630698484587E-13 3.990822232918808E-8 2.854239316022422E-11 8.919306653576787E-9 -8.304847325255748E-12
node -1.3892626559652E-14 4.001568589086283E-14 2.854239316022422E-11 3.351987529930382E-9 -3.328190982660534E-9 -6.214411463972808E-11
peri -1.383219896606074E-13 4.26482840653938E-13 8.919306653576787E-9 -3.328190982660534E-9 5.332760758208306E-9 5.994947508128536E-11
i 1.900691321643102E-15 -3.671372686271923E-15 -8.304847325255748E-12 -6.214411463972808E-11 5.994947508128536E-11 5.083139168721085E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO418210  

226800 (2004 RM202)          Discovered 2004-Sep-11 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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