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243135 (2007 RO301)
Classification: Main-belt Asteroid          SPK-ID: 2243135
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1878675278190459 4.771e-08  
a 2.410477726255608 2.2051e-08 au
q 1.957627234961092 1.1444e-07 au
i 3.265944447104058 5.0858e-06 deg
node 82.39621339624382 8.931e-05 deg
peri 186.958940261362 9.0302e-05 deg
M 227.9574735891612 1.68e-05 deg
tp 2459501.877032458374
(2021-Oct-14.37703246)
6.8494e-05 TDB
period 1366.951516236654
3.74
1.8758e-05
5.136e-08
d
yr
n .2633597429930168 3.6139e-09 deg/d
Q 2.863328217550124 2.6194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      5478 days (15.00 yr)  
   first obs. used      2003-09-18  
   last obs. used      2018-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56308  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:22:40  

Additional Information
 Earth MOID = .941576 au 
 Jupiter MOID = 2.23303 au 
 T_jup = 3.493 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456968.5 (2014-Nov-07.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1883610629757475 4.7654e-08  
q 1.956127476488455 1.1434e-07 au
tp 2456768.922746257667
(2014-Apr-21.42274626)
4.9435e-05 TDB
node 82.42427850982061 8.9362e-05 deg
peri 187.0544289159438 9.0353e-05 deg
i 3.265801792326128 5.0847e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      5478 days (15.00 yr)  
   first obs. used      2003-09-18  
   last obs. used      2018-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56308  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:22:40  

Additional Information
 Jupiter MOID = 2.23303 au 
 T_jup = 3.493 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.27091237024918E-15 -5.382890845803886E-15 9.974054423459363E-13 3.508472422930713E-14 1.94129983357352E-13 -2.448716628578329E-15
q -5.382890845803886E-15 1.307361906071409E-14 -2.206669824889525E-12 -8.14136824140965E-14 -4.051666042235615E-13 6.053953356517116E-15
tp 9.974054423459363E-13 -2.206669824889525E-12 2.44380025608418E-9 3.574454242119518E-11 6.818235745930957E-10 -1.729009764649608E-12
node 3.508472422930713E-14 -8.14136824140965E-14 3.574454242119518E-11 7.985566256641492E-9 -7.962689476829035E-9 2.093232506646292E-10
peri 1.94129983357352E-13 -4.051666042235615E-13 6.818235745930957E-10 -7.962689476829035E-9 8.163598717128529E-9 -2.094206556845788E-10
i -2.448716628578329E-15 6.053953356517116E-15 -1.729009764649608E-12 2.093232506646292E-10 -2.094206556845788E-10 2.585366563166034E-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 16.9   n/a MPO454783  

243135 (2007 RO301)          Discovered 2007-Sep-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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