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226870 (2004 TD60)
Classification: Main-belt Asteroid          SPK-ID: 2226870
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09898958942912237 4.3829e-08  
a 2.838396761993097 2.4632e-08 au
q 2.55742503188645 1.2993e-07 au
i 1.207762094354392 4.6576e-06 deg
node 222.8555066842387 0.0002466 deg
peri 146.0803893453431 0.00024788 deg
M 101.2483186851687 2.5486e-05 deg
tp 2458509.260364677659
(2019-Jan-25.76036468)
0.0001224 TDB
period 1746.658818759702
4.78
2.2737e-05
6.225e-08
d
yr
n .2061077962871049 2.683e-09 deg/d
Q 3.119368492099745 2.7071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7447 days (20.39 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60987  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:59:47  

Additional Information
 Earth MOID = 1.55663 au 
 Jupiter MOID = 2.34468 au 
 T_jup = 3.303 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456924.5 (2014-Sep-24.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09770364314757209 4.3945e-08  
q 2.560064940899026 1.3002e-07 au
tp 2456751.903962044630
(2014-Apr-04.40396204)
0.00012224 TDB
node 223.2182324667818 0.00024847 deg
peri 143.7016839867867 0.00024974 deg
i 1.200999627520961 4.6489e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7447 days (20.39 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60987  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:59:47  

Additional Information
 Jupiter MOID = 2.34468 au 
 T_jup = 3.303 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.931162632105677E-15 -5.63268273802205E-15 -7.054358174224285E-13 1.448239168225553E-14 -1.872068533728175E-13 -1.647597496121596E-16
q -5.63268273802205E-15 1.690580103419861E-14 2.014613961974125E-12 -3.918503925083926E-14 5.43651191173105E-13 7.616025923321836E-16
tp -7.054358174224285E-13 2.014613961974125E-12 1.494328322762096E-8 2.544693151557513E-11 3.11467428236012E-9 6.776644666889326E-13
node 1.448239168225553E-14 -3.918503925083926E-14 2.544693151557513E-11 6.173668940522444E-8 -6.171825421209077E-8 -3.422812947599648E-11
peri -1.872068533728175E-13 5.43651191173105E-13 3.11467428236012E-9 -6.171825421209077E-8 6.237245791692067E-8 3.436737817130453E-11
i -1.647597496121596E-16 7.616025923321836E-16 6.776644666889326E-13 -3.422812947599648E-11 3.436737817130453E-11 2.16119996921709E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO454630  

226870 (2004 TD60)          Discovered 2004-Oct-05 by LONEOS at Anderson Mesa
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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