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351304 (2004 TH203)
Classification: Main-belt Asteroid          SPK-ID: 2351304
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2980557493637029 3.6669e-08  
a 2.442156985805402 2.1166e-08 au
q 1.714258055337371 9.4317e-08 au
i 22.55154834937811 1.0507e-05 deg
node 36.97891275642858 1.7832e-05 deg
peri 58.82922436827588 4.1992e-05 deg
M 3.429170873212938 3.6545e-05 deg
tp 2458987.221610040858
(2020-May-17.72161004)
0.00014136 TDB
period 1393.987223743211
3.82
1.8123e-05
4.962e-08
d
yr
n .2582520082453182 3.3574e-09 deg/d
Q 3.170055916273432 2.7475e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      7064 days (19.34 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56578  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:54:17  

Additional Information
 Earth MOID = .816422 au 
 Jupiter MOID = 2.44603 au 
 T_jup = 3.339 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO411249  

351304 (2004 TH203)          Discovered 2004-Oct-07 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

Alternate Designations
 2004 TH203 = 2000 TD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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