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JPL Small-Body Database Browser
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344705 (2003 TU20)
Classification: Main-belt Asteroid          SPK-ID: 2344705
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026909343603216 1.2033e-07  
a 2.62340435441154 2.6481e-08 au
q 2.091664074610929 3.0529e-07 au
i 13.85232548478707 1.0416e-05 deg
node 34.21272473167665 2.7145e-05 deg
peri 34.1901923417707 3.4281e-05 deg
M 202.1338594852592 1.7865e-05 deg
tp 2459281.085622395723
(2021-Mar-07.58562240)
8.0575e-05 TDB
period 1552.016304848996
4.25
2.3499e-05
6.434e-08
d
yr
n .2319563260226356 3.5121e-09 deg/d
Q 3.155144634212151 3.1848e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      6765 days (18.52 yr)  
   first obs. used      1999-10-15  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53195  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:48:13  

Additional Information
 Earth MOID = 1.11791 au 
 Jupiter MOID = 2.26845 au 
 T_jup = 3.334 
[ 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 16.2   n/a MPO446552  

344705 (2003 TU20)          Discovered 2003-Oct-15 by LONEOS at Anderson Mesa
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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