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442044 (2010 RA11)
Classification: Main-belt Asteroid          SPK-ID: 2442044
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1540115618142394 9.0061e-08  
a 2.980287920757836 5.9217e-08 au
q 2.52128912342581 2.9019e-07 au
i 4.675655814259151 1.4708e-05 deg
node 327.2107222081194 8.4123e-05 deg
peri 104.454944690423 0.00017517 deg
M 266.9927282654986 0.00012507 deg
tp 2459486.012219693724
(2021-Sep-28.51221969)
0.00064737 TDB
period 1879.25520048239
5.15
5.601e-05
1.533e-07
d
yr
n .1915652541004494 5.7095e-09 deg/d
Q 3.439286718089862 6.8337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      4135 days (11.32 yr)  
   first obs. used      2005-10-06  
   last obs. used      2017-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68327  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:32:29  

Additional Information
 Earth MOID = 1.54102 au 
 Jupiter MOID = 1.85566 au 
 T_jup = 3.237 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456576.5 (2013-Oct-11.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .154880922176034 7.2299e-08  
q 2.519022486952683 2.2278e-07 au
tp 2455711.394181446488
(2011-May-29.89418145)
0.00066308 TDB
node 327.890113780739 8.4545e-05 deg
peri 101.5368350075156 0.00017476 deg
i 4.665729260516451 1.4668e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      4135 days (11.32 yr)  
   first obs. used      2005-10-06  
   last obs. used      2017-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68327  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:32:29  

Additional Information
 Jupiter MOID = 1.85566 au 
 T_jup = 3.237 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.227192984888874E-15 -1.580822676672602E-14 2.634207536745571E-11 -1.227134900517351E-13 6.00704660584848E-12 -4.341582032973521E-15
q -1.580822676672602E-14 4.962938219532981E-14 -8.299068494573179E-11 3.822296478845283E-13 -1.872544060485569E-11 1.42097522876322E-14
tp 2.634207536745571E-11 -8.299068494573179E-11 4.396712476487606E-7 -1.92246965622328E-9 1.013953311972754E-7 -5.471848887530539E-12
node -1.227134900517351E-13 3.822296478845283E-13 -1.92246965622328E-9 7.147835195303807E-9 -7.559363515444139E-9 -1.841905376409278E-10
peri 6.00704660584848E-12 -1.872544060485569E-11 1.013953311972754E-7 -7.559363515444139E-9 3.054043495556968E-8 1.825646762783706E-10
i -4.341582032973521E-15 1.42097522876322E-14 -5.471848887530539E-12 -1.841905376409278E-10 1.825646762783706E-10 2.151375846986424E-10

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 MPO224702  

442044 (2010 RA11)          Discovered 2010-Sep-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2010 RA11 = 2005 TW92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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