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JPL Small-Body Database Browser
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351317 (2004 UD4)
Classification: Main-belt Asteroid          SPK-ID: 2351317
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2523690394804152 5.9843e-08  
a 2.405428165376643 2.2502e-08 au
q 1.798372569741402 1.4573e-07 au
i 23.17241918057793 1.2103e-05 deg
node 354.7251900482731 1.4939e-05 deg
peri 133.2574193986468 2.6977e-05 deg
M 255.8485042428628 2.0648e-05 deg
tp 2458994.730322487185
(2020-May-25.23032249)
8.0395e-05 TDB
period 1362.65845308958
3.73
1.9121e-05
5.235e-08
d
yr
n .2641894593496746 3.7072e-09 deg/d
Q 3.012483761011883 2.8181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      5527 days (15.13 yr)  
   first obs. used      2004-09-11  
   last obs. used      2019-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55507  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:47:21  

Additional Information
 Earth MOID = .865577 au 
 Jupiter MOID = 2.1392 au 
 T_jup = 3.373 
[ 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 16.0   n/a MPO455542  

351317 (2004 UD4)          Discovered 2004-Oct-16 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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