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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09870916513010794 4.438e-08  
a 2.83792179501948 2.4876e-08 au
q 2.557792903928569 1.3194e-07 au
i 1.207898201532073 4.6862e-06 deg
node 222.8611339054739 0.00024786 deg
peri 146.0584990526377 0.00024915 deg
M 18.83855107761402 2.5425e-05 deg
tp 2458509.121492961677
(2019-Jan-25.62149296)
0.00012311 TDB
period 1746.220417815841
4.78
2.296e-05
6.286e-08
d
yr
n .2061595411020822 2.7107e-09 deg/d
Q 3.11805068611039 2.7332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6952 days (19.03 yr)  
   first obs. used      1999-09-04  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63202  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:18:06  

Additional Information
 Earth MOID = 1.55615 au 
 Jupiter MOID = 2.34226 au 
 T_jup = 3.303 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456904.5 (2014-Sep-04.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09771321077843538 4.4479e-08  
q 2.560053221138831 1.3209e-07 au
tp 2456751.894539207155
(2014-Apr-04.39453921)
0.00012239 TDB
node 223.2181005388342 0.0002498 deg
peri 143.6991523410364 0.00025107 deg
i 1.200993368783142 4.6766e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6952 days (19.03 yr)  
   first obs. used      1999-09-04  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63202  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:18:06  

Additional Information
 Jupiter MOID = 2.34226 au 
 T_jup = 3.303 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.978372654541438E-15 -5.792418626838059E-15 -7.291761656507567E-13 1.486647598774401E-14 -1.913285333162065E-13 -1.712067147383974E-16
q -5.792418626838059E-15 1.744804422105981E-14 2.102892077361838E-12 -4.064120946963926E-14 5.591937858567482E-13 7.847659147456762E-16
tp -7.291761656507567E-13 2.102892077361838E-12 1.497819932904064E-8 2.315476384094836E-11 3.122931240511118E-9 7.152334765507602E-13
node 1.486647598774401E-14 -4.064120946963926E-14 2.315476384094836E-11 6.239863515377701E-8 -6.238053721686192E-8 -4.491523739695208E-11
peri -1.913285333162065E-13 5.591937858567482E-13 3.122931240511118E-9 -6.238053721686192E-8 6.303609680567402E-8 4.506003726082074E-11
i -1.712067147383974E-16 7.847659147456762E-16 7.152334765507602E-13 -4.491523739695208E-11 4.506003726082074E-11 2.187016854525042E-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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