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226864 (2004 TC39)
Classification: Main-belt Asteroid          SPK-ID: 2226864
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07549201756119775 7.6846e-08  
a 2.778834555620388 2.3063e-08 au
q 2.56905472854783 2.0879e-07 au
i 6.780947353358933 7.4724e-06 deg
node 29.18259447747105 4.5615e-05 deg
peri 304.814123586987 6.4994e-05 deg
M 177.2972183077314 5.0374e-05 deg
tp 2458167.218223417385
(2018-Feb-17.71822342)
0.00023293 TDB
period 1691.969239184958
4.63
2.1064e-05
5.767e-08
d
yr
n .2127698256343103 2.6489e-09 deg/d
Q 2.988614382692945 2.4804e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      8919 days (24.42 yr)  
   first obs. used      1995-11-18  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65041  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:30:57  

Additional Information
 Earth MOID = 1.56709 au 
 Jupiter MOID = 2.29552 au 
 T_jup = 3.320 
[ show covariance matrix ]

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 16.0   n/a MPO454630  

226864 (2004 TC39)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 TC39 = 1995 WK24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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