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243646 (1999 TT147)
Classification: Main-belt Asteroid          SPK-ID: 2243646
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1653764895860694 5.8047e-08  
a 2.42563259881192 1.4079e-08 au
q 2.02448999459487 1.4015e-07 au
i 3.63975720950131 4.2135e-06 deg
node 272.6542636383178 9.5124e-05 deg
peri 57.717923526 9.6238e-05 deg
M 201.6984817926712 1.5862e-05 deg
tp 2459607.262227537793
(2022-Jan-27.76222754)
6.3444e-05 TDB
period 1379.862962700839
3.78
1.2014e-05
3.289e-08
d
yr
n .2608954727615583 2.2714e-09 deg/d
Q 2.82677520302897 1.6407e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      7478 days (20.47 yr)  
   first obs. used      1999-10-01  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61009  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:55:12  

Additional Information
 Earth MOID = 1.01629 au 
 Jupiter MOID = 2.51866 au 
 T_jup = 3.489 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457137.5 (2015-Apr-25.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1661520757684085 5.8306e-08  
q 2.02212023663818 1.4093e-07 au
tp 2456845.051245705551
(2014-Jul-06.55124571)
5.3913e-05 TDB
node 272.8414124870748 9.51e-05 deg
peri 57.06913291619 9.6191e-05 deg
i 3.640574214375383 4.2166e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      7478 days (20.47 yr)  
   first obs. used      1999-10-01  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61009  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:55:12  

Additional Information
 Jupiter MOID = 2.51866 au 
 T_jup = 3.489 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.399588021636403E-15 -8.188700110967847E-15 9.696069836543505E-13 -1.585242968765985E-14 1.633697603050267E-13 -5.029926637318993E-15
q -8.188700110967847E-15 1.986010866447325E-14 -2.232998477614965E-12 3.947569478628162E-14 -3.603618536647862E-13 1.224794640621388E-14
tp 9.696069836543505E-13 -2.232998477614965E-12 2.906622715175406E-9 -8.223088632927783E-12 8.172347841337388E-10 -3.708474823454427E-12
node -1.585242968765985E-14 3.947569478628162E-14 -8.223088632927783E-12 9.043974369895465E-9 -9.02696625414667E-9 5.805032975837897E-11
peri 1.633697603050267E-13 -3.603618536647862E-13 8.172347841337388E-10 -9.02696625414667E-9 9.252698848482232E-9 -5.878413931842038E-11
i -5.029926637318993E-15 1.224794640621388E-14 -3.708474823454427E-12 5.805032975837897E-11 -5.878413931842038E-11 1.777938902497319E-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 16.7   n/a MPO470598  

243646 (1999 TT147)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 1999 TT147 = 2003 WL93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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