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344907 (2004 RJ186)
Classification: Main-belt Asteroid          SPK-ID: 2344907
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1319852565239204 6.7888e-08  
a 2.410576377502327 1.7955e-08 au
q 2.092415835947179 1.6129e-07 au
i 5.620460996853568 6.1957e-06 deg
node 283.9171073371879 7.6811e-05 deg
peri 8.111552037503021 8.191e-05 deg
M 174.4080583523507 2.8478e-05 deg
tp 2458538.216679019369
(2019-Feb-23.71667902)
0.0001058 TDB
period 1367.035432911886
3.74
1.5274e-05
4.182e-08
d
yr
n .2633435764230145 2.9423e-09 deg/d
Q 2.728736919057474 2.0325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5974 days (16.36 yr)  
   first obs. used      2004-09-10  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55456  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:02:48  

Additional Information
 Earth MOID = 1.07441 au 
 Jupiter MOID = 2.43434 au 
 T_jup = 3.501 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457487.5 (2016-Apr-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1325338088917497 6.7792e-08  
q 2.090678126518167 1.6116e-07 au
tp 2457172.616233949503
(2015-May-30.11623395)
0.00010223 TDB
node 283.9629281409184 7.6883e-05 deg
peri 8.278599151631232 8.1958e-05 deg
i 5.617880388470495 6.1942e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5974 days (16.36 yr)  
   first obs. used      2004-09-10  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55456  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:02:48  

Additional Information
 Jupiter MOID = 2.43434 au 
 T_jup = 3.501 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.595759680418389E-15 -1.087624875443458E-14 3.00971087278798E-12 -1.442193630431545E-14 6.991117158181558E-13 -1.072315675216742E-14
q -1.087624875443458E-14 2.597259094224743E-14 -7.040508026239333E-12 3.571238249286419E-14 -1.622255358655135E-12 2.600334438483018E-14
tp 3.00971087278798E-12 -7.040508026239333E-12 1.045035044121138E-8 -5.402175629453327E-11 2.959074966563376E-9 -1.887961017674167E-11
node -1.442193630431545E-14 3.571238249286419E-14 -5.402175629453327E-11 5.911040384077173E-9 -5.89706494476195E-9 2.041889444735948E-10
peri 6.991117158181558E-13 -1.622255358655135E-12 2.959074966563376E-9 -5.89706494476195E-9 6.717126632587098E-9 -2.083649446653612E-10
i -1.072315675216742E-14 2.600334438483018E-14 -1.887961017674167E-11 2.041889444735948E-10 -2.083649446653612E-10 3.836803966057759E-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 17.4   n/a MPO494804  

344907 (2004 RJ186)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1961-Apr-10 11:20 00:05 Europ 0.0415782464076778 0.0415541766633535 0.0416023205670868 4.6051132038241 4.60511314831486 2437399.972502232 5.07676332749475 1377.14877520952 55.2004294782837 -29.4256115163281 55468.587686758 T 13 CATAB v2.0f-lin.ifort 2021-Feb-24 16:02:49 2021-Feb-24 16:02

Alternate Designations
 2004 RJ186 = 2005 YD236 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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