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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .13209145922801 6.7857e-08  
a 2.410191777867066 1.8572e-08 au
q 2.091826028909253 1.6122e-07 au
i 5.620772776845195 6.2787e-06 deg
node 283.9161755261416 8.6299e-05 deg
peri 8.04635682700923 9.2676e-05 deg
M 121.8098990364057 3.1473e-05 deg
tp 2458538.059448791487
(2019-Feb-23.55944879)
0.00011868 TDB
period 1366.708286863523
3.74
1.5797e-05
4.325e-08
d
yr
n .2634066124133694 3.0445e-09 deg/d
Q 2.728557526824878 2.1025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      5556 days (15.21 yr)  
   first obs. used      2004-09-10  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54654  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:01:23  

Additional Information
 Earth MOID = 1.07577 au 
 Jupiter MOID = 2.43515 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457325.5 (2015-Oct-30.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1324939380440612 6.7812e-08  
q 2.090898885243826 1.6127e-07 au
tp 2457172.706278514001
(2015-May-30.20627851)
0.00011756 TDB
node 283.9688005000891 8.6375e-05 deg
peri 8.309518616798512 9.2729e-05 deg
i 5.617941350259786 6.2781e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      5556 days (15.21 yr)  
   first obs. used      2004-09-10  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54654  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:01:23  

Additional Information
 Jupiter MOID = 2.43515 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.598512250687777E-15 -1.08828678348285E-14 3.020578921673958E-12 -9.269590932481795E-15 6.973516914581201E-13 -1.062147339025699E-14
q -1.08828678348285E-14 2.600759680135665E-14 -7.317985259802911E-12 2.595943205525819E-14 -1.699472097413237E-12 2.626330281479388E-14
tp 3.020578921673958E-12 -7.317985259802911E-12 1.38200675137497E-8 -7.824667799277013E-11 4.040805380641018E-9 -2.526857864594017E-11
node -9.269590932481795E-15 2.595943205525819E-14 -7.824667799277013E-11 7.460674206457386E-9 -7.446729785797815E-9 2.441139819684794E-10
peri 6.973516914581201E-13 -1.699472097413237E-12 4.040805380641018E-9 -7.446729785797815E-9 8.598742220270023E-9 -2.500998016035952E-10
i -1.062147339025699E-14 2.626330281479388E-14 -2.526857864594017E-11 2.441139819684794E-10 -2.500998016035952E-10 3.941427595732259E-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

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