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215814 (2004 TO220)
Classification: Main-belt Asteroid          SPK-ID: 2215814
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2570268959759064 6.4796e-08  
a 3.12268522173406 3.8265e-08 au
q 2.32007113208192 2.0087e-07 au
i 17.72057404163523 5.7847e-06 deg
node 156.7222365503055 2.1504e-05 deg
peri 216.0727950804603 2.2925e-05 deg
M 311.4718278354457 1.2154e-05 deg
tp 2459272.195328793477
(2021-Feb-26.69532879)
7.1568e-05 TDB
period 2015.53683155398
5.52
3.7047e-05
1.014e-07
d
yr
n .1786124641157958 3.283e-09 deg/d
Q 3.9252993113862 4.81e-08 au
  Orbit Determination Parameters
   # obs. used (total)      389  
   data-arc span      7413 days (20.30 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:03  

Additional Information
 Earth MOID = 1.34061 au 
 Jupiter MOID = 1.62218 au 
 T_jup = 3.093 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457469.5 (2016-Mar-22.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2607013702907085 6.4986e-08  
q 2.3027615300122 2.0242e-07 au
tp 2457262.497057229502
(2015-Aug-27.99705723)
5.1806e-05 TDB
node 156.9825514670073 2.1493e-05 deg
peri 216.1124598710784 2.2885e-05 deg
i 17.73865107157627 5.8006e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      389  
   data-arc span      7413 days (20.30 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:03  

Additional Information
 Jupiter MOID = 1.62218 au 
 T_jup = 3.093 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.223179953649278E-15 -1.303471085958697E-14 1.201901042271083E-12 3.891952874153695E-14 2.010754029077362E-13 -1.867002462737427E-15
q -1.303471085958697E-14 4.097326892795099E-14 -3.36600286625349E-12 -1.18949398604972E-13 -5.587937634665337E-13 8.691831086130871E-15
tp 1.201901042271083E-12 -3.36600286625349E-12 2.683856518380785E-9 2.144266364992404E-11 4.885451353562974E-10 3.358541882428054E-12
node 3.891952874153695E-14 -1.18949398604972E-13 2.144266364992404E-11 4.619606003986426E-10 -4.358462396533767E-10 5.136431769720536E-11
peri 2.010754029077362E-13 -5.587937634665337E-13 4.885451353562974E-10 -4.358462396533767E-10 5.237261853366726E-10 -4.838637007553623E-11
i -1.867002462737427E-15 8.691831086130871E-15 3.358541882428054E-12 5.136431769720536E-11 -4.838637007553623E-11 3.364714442654218E-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 14.9   n/a MPO433412  

215814 (2004 TO220)          Discovered 2004-Oct-06 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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