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344218 (2001 RK65)
Classification: Main-belt Asteroid          SPK-ID: 2344218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2224344774738115 8.1409e-08  
a 2.416901493417329 1.3166e-08 au
q 1.879299272623371 1.9999e-07 au
i 4.784176972071831 6.2902e-06 deg
node 301.2678880623768 9.3461e-05 deg
peri 78.9449279413062 9.4844e-05 deg
M 341.1046911556547 1.5187e-05 deg
tp 2459072.534135101932
(2020-Aug-11.03413510)
5.8196e-05 TDB
period 1372.419411099282
3.76
1.1214e-05
3.07e-08
d
yr
n .2623104840171612 2.1434e-09 deg/d
Q 2.954503714211287 1.6095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6508 days (17.82 yr)  
   first obs. used      2001-08-27  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:29:23  

Additional Information
 Earth MOID = .888792 au 
 Jupiter MOID = 2.53996 au 
 T_jup = 3.477 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457070.5 (2015-Feb-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2244517605940883 8.1632e-08  
q 1.873602826511343 2.0083e-07 au
tp 2457699.956385911159
(2016-Nov-07.45638591)
5.2195e-05 TDB
node 301.3775407597955 9.3637e-05 deg
peri 78.889813168725 9.4968e-05 deg
i 4.780996065694432 6.2878e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6508 days (17.82 yr)  
   first obs. used      2001-08-27  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:29:23  

Additional Information
 Jupiter MOID = 2.53996 au 
 T_jup = 3.477 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.663855556811099E-15 -1.637483294174328E-14 -8.361022327735113E-13 1.553190844466944E-13 -1.631147376470489E-13 -2.099801364328353E-14
q -1.637483294174328E-14 4.033092700933735E-14 2.204748397988475E-12 -3.820470638396519E-13 4.293345329561557E-13 5.213555087189747E-14
tp -8.361022327735113E-13 2.204748397988475E-12 2.724270283917427E-9 -3.971593949663338E-11 8.803067909301738E-10 6.307038234812241E-12
node 1.553190844466944E-13 -3.820470638396519E-13 -3.971593949663338E-11 8.767961096522889E-9 -8.744544893075149E-9 1.564334262032452E-10
peri -1.631147376470489E-13 4.293345329561557E-13 8.803067909301738E-10 -8.744544893075149E-9 9.018953677894365E-9 -1.549071276382577E-10
i -2.099801364328353E-14 5.213555087189747E-14 6.307038234812241E-12 1.564334262032452E-10 -1.549071276382577E-10 3.953617346304948E-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 MPO434164  

344218 (2001 RK65)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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