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JPL Small-Body Database Browser
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146197 (2000 TT61)
Classification: Main-belt Asteroid          SPK-ID: 2146197
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0814810433638936 4.806e-08  
a 3.100938146055929 2.9704e-08 au
q 2.848270470508394 1.5122e-07 au
i 11.1998025259063 5.7072e-06 deg
node 119.844177021543 3.0531e-05 deg
peri 291.634780084447 5.2365e-05 deg
M 113.2845920653292 4.0549e-05 deg
tp 2457972.866051345526
(2017-Aug-07.36605135)
0.00022442 TDB
period 1994.518560699855
5.46
2.8658e-05
7.846e-08
d
yr
n .1804946853308198 2.5934e-09 deg/d
Q 3.353605821603464 3.2124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1998-04-18  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60037  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:11:05  

Additional Information
 Earth MOID = 1.88356 au 
 Jupiter MOID = 1.94537 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456650.5 (2013-Dec-24.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08262679958235329 4.7889e-08  
q 2.844169985929523 1.5081e-07 au
tp 2455981.463340248269
(2012-Feb-23.96334025)
0.00022309 TDB
node 119.8606165454953 3.0539e-05 deg
peri 292.3255236716032 5.1939e-05 deg
i 11.19944369480688 5.7068e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1998-04-18  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60037  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:11:05  

Additional Information
 Jupiter MOID = 1.94537 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.293360010680366E-15 -7.103874266956009E-15 -2.649072790462037E-12 -2.309191796523788E-15 -5.198073494564013E-13 -3.330684538917416E-15
q -7.103874266956009E-15 2.274330492628691E-14 7.453225709255293E-12 1.125641553312084E-14 1.51015075293195E-12 1.178222990835491E-14
tp -2.649072790462037E-12 7.453225709255293E-12 4.976737831019274E-8 -1.165812231398573E-11 9.418196785974243E-9 6.986798606556309E-12
node -2.309191796523788E-15 1.125641553312084E-14 -1.165812231398573E-11 9.326300287863176E-10 -9.161791110711759E-10 4.119372031122675E-11
peri -5.198073494564013E-13 1.51015075293195E-12 9.418196785974243E-9 -9.161791110711759E-10 2.697678811231584E-9 -3.897585125844229E-11
i -3.330684538917416E-15 1.178222990835491E-14 6.986798606556309E-12 4.119372031122675E-11 -3.897585125844229E-11 3.256782236543226E-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 15.1   n/a MPO475267  

146197 (2000 TT61)          Discovered 2000-Oct-02 by LONEOS at Anderson Mesa
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2000 TT61 = 1998 HQ11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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