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JPL Small-Body Database Browser
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441619 (2008 US342)
Classification: Main-belt Asteroid          SPK-ID: 2441619
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09279599658085395 5.2871e-08  
a 2.424766125273755 1.8005e-08 au
q 2.199757536203481 1.3411e-07 au
i 4.938112749453578 7.374e-06 deg
node 23.68486401885373 6.8155e-05 deg
peri 38.43051495500927 8.8241e-05 deg
M 278.2090371620757 5.2597e-05 deg
tp 2458913.832923673661
(2020-Mar-05.33292367)
0.00020157 TDB
period 1379.123666095487
3.78
1.5361e-05
4.206e-08
d
yr
n .2610353290645906 2.9074e-09 deg/d
Q 2.649774714344029 1.9676e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      6961 days (19.06 yr)  
   first obs. used      2000-10-06  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57731  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:58:17  

Additional Information
 Earth MOID = 1.21433 au 
 Jupiter MOID = 2.60068 au 
 T_jup = 3.500 
[ 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 18.0   n/a MPO397573  

441619 (2008 US342)          Discovered 2008-Oct-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 US342 = 2004 TL233 = 2006 DH187 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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