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469473 (2002 RY224)
Classification: Main-belt Asteroid          SPK-ID: 2469473
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2590768096623907 9.0702e-08  
a 2.309128855968009 1.263e-08 au
q 1.710887118864451 2.1367e-07 au
i 7.276737467652303 9.6134e-06 deg
node 103.0175304280139 5.6288e-05 deg
peri 256.1894891988642 6.0796e-05 deg
M 8.724541535439139 1.8747e-05 deg
tp 2458969.439331871609
(2020-Apr-29.93933187)
6.6601e-05 TDB
period 1281.653652607412
3.51
1.0515e-05
2.879e-08
d
yr
n .2808871174108634 2.3045e-09 deg/d
Q 2.907370593071567 1.5902e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      7111 days (19.47 yr)  
   first obs. used      2000-01-09  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62874  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:30  

Additional Information
 Earth MOID = .724962 au 
 Jupiter MOID = 2.57341 au 
 T_jup = 3.530 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457272.5 (2015-Sep-07.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2601672116394992 9.047e-08  
q 1.707945597465063 2.1315e-07 au
tp 2457688.355278486588
(2016-Oct-26.85527849)
6.1e-05 TDB
node 103.0468547335059 5.6347e-05 deg
peri 256.3299128582983 6.0815e-05 deg
i 7.274844989809239 9.6088e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      7111 days (19.47 yr)  
   first obs. used      2000-01-09  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62874  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:30  

Additional Information
 Jupiter MOID = 2.57341 au 
 T_jup = 3.530 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.18478842403634E-15 -1.926873882490713E-14 -2.627395743779695E-12 2.15587821086634E-13 -7.598115966926442E-13 -5.024022334726775E-14
q -1.926873882490713E-14 4.543281522888968E-14 6.293424720184445E-12 -5.077438156963296E-13 1.816965416455315E-12 1.190590442689755E-13
tp -2.627395743779695E-12 6.293424720184445E-12 3.721046687665541E-9 -1.042806836149134E-10 1.41893828193537E-9 3.009139789567909E-11
node 2.15587821086634E-13 -5.077438156963296E-13 -1.042806836149134E-10 3.174938638420697E-9 -3.17855091869293E-9 2.759859206760433E-10
peri -7.598115966926442E-13 1.816965416455315E-12 1.41893828193537E-9 -3.17855091869293E-9 3.698423873326981E-9 -2.646867815445618E-10
i -5.024022334726775E-14 1.190590442689755E-13 3.009139789567909E-11 2.759859206760433E-10 -2.646867815445618E-10 9.232970464552507E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO477208  

469473 (2002 RY224)          Discovered 2002-Sep-13 by NEAT at Haleakala
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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