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212785 (2007 TG213)
Classification: Main-belt Asteroid          SPK-ID: 2212785
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1150950780595007 1.5458e-07  
a 2.55362246824575 2.5412e-08 au
q 2.25971309092851 4.127e-07 au
i 4.892820241471721 1.3197e-05 deg
node 353.4157162033793 6.6651e-05 deg
peri 64.84796998218718 0.00013377 deg
M 16.93276100564632 0.00010935 deg
tp 2458930.393426530438
(2020-Mar-21.89342653)		 0.00045192 TDB
period 1490.505088958997
4.08		 2.2249e-05
6.091e-08		 d
yr
n .2415288633810921 3.6053e-09 deg/d
Q 2.847531845562989 2.8337e-08 au
   Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      5823 days (15.94 yr)  
   first obs. used      2003-11-18  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60717  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:47:06  

Additional Information
 Earth MOID = 1.27679 au 
 Jupiter MOID = 2.46035 au 
 T_jup = 3.424 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457302.5 (2015-Oct-07.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140729705923531 1.5813e-07  
q 2.262602395732791 4.2244e-07 au
tp 2457435.419768844492
(2016-Feb-16.91976884)		 0.00043906 TDB
node 353.5388527557162 6.6417e-05 deg
peri 63.79188937455854 0.00013445 deg
i 4.900705114535454 1.3212e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      5823 days (15.94 yr)  
   first obs. used      2003-11-18  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60717  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:47:06  

Additional Information
 Jupiter MOID = 2.46035 au 
 T_jup = 3.424 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.500575122046131E-14 -6.676454201272053E-14 -6.503455730040812E-11 2.325701192868512E-13 -1.724770728385906E-11 -9.23196498720312E-14
q -6.676454201272053E-14 1.78453526586281E-13 1.7390811732985E-10 -6.223382508671573E-13 4.612005059259224E-11 2.474929474242773E-13
tp -6.503455730040812E-11 1.7390811732985E-10 1.927756227358124E-7 -6.585091917085577E-10 5.135566501983667E-8 2.517933137047116E-10
node 2.325701192868512E-13 -6.223382508671573E-13 -6.585091917085577E-10 4.411179202865742E-9 -4.567089376666458E-9 4.848848827719437E-10
peri -1.724770728385906E-11 4.612005059259224E-11 5.135566501983667E-8 -4.567089376666458E-9 1.807766628585129E-8 -4.171724892306723E-10
i -9.23196498720312E-14 2.474929474242773E-13 2.517933137047116E-10 4.848848827719437E-10 -4.171724892306723E-10 1.74557369790912E-10

[ 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 17.2   n/a MPO348571  

212785 (2007 TG213)          Discovered 2007-Oct-07 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 TG213 = 2003 WY28 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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