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183084 (2002 RY54)
Classification: Main-belt Asteroid          SPK-ID: 2183084
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1295395396110706 4.7764e-08  
a 2.31092138381815 1.184e-08 au
q 2.011565691680968 1.1448e-07 au
i 6.072254892871008 4.8732e-06 deg
node 211.8160944168682 3.9613e-05 deg
peri 133.7298679382024 4.3605e-05 deg
M 21.31480946289998 1.88e-05 deg
tp 2458924.527723917209
(2020-Mar-16.02772392)
6.6818e-05 TDB
period 1283.146323095666
3.51
9.8617e-06
2.7e-08
d
yr
n .2805603644107236 2.1563e-09 deg/d
Q 2.610277075955331 1.3374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      6653 days (18.21 yr)  
   first obs. used      2002-08-28  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53204  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:32:25  

Additional Information
 Earth MOID = 1.01055 au 
 Jupiter MOID = 2.79515 au 
 T_jup = 3.566 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457292.5 (2015-Sep-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1303643818848395 4.7796e-08  
q 2.009492250470423 1.1463e-07 au
tp 2457642.241626606399
(2016-Sep-10.74162661)
6.3948e-05 TDB
node 211.8501940982081 3.9583e-05 deg
peri 134.0360063769224 4.3527e-05 deg
i 6.074724050993457 4.8757e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      6653 days (18.21 yr)  
   first obs. used      2002-08-28  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53204  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:32:25  

Additional Information
 Jupiter MOID = 2.79515 au 
 T_jup = 3.566 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.284417630859886E-15 -5.459601760631536E-15 7.261722357177811E-14 -7.160580717651869E-15 1.292841638645871E-13 -9.155426275502499E-16
q -5.459601760631536E-15 1.314028888166004E-14 -5.293743817301944E-14 1.652123612673841E-14 -2.820491924728434E-13 2.698355501002531E-15
tp 7.261722357177811E-14 -5.293743817301944E-14 4.089319446428444E-9 -3.00316473148788E-11 1.162636004847036E-9 2.570150418291811E-12
node -7.160580717651869E-15 1.652123612673841E-14 -3.00316473148788E-11 1.566794583873896E-9 -1.566005474164124E-9 5.063317993690287E-12
peri 1.292841638645871E-13 -2.820491924728434E-13 1.162636004847036E-9 -1.566005474164124E-9 1.894562238786254E-9 -4.30779320892388E-12
i -9.155426275502499E-16 2.698355501002531E-15 2.570150418291811E-12 5.063317993690287E-12 -4.30779320892388E-12 2.377251120309514E-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 16.3   n/a MPO436905  

183084 (2002 RY54)          Discovered 2002-Sep-05 by LONEOS at Anderson Mesa
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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