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413289 (2003 US155)
Classification: Main-belt Asteroid          SPK-ID: 2413289
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0554321561297886 6.2137e-08  
a 2.391203461198639 1.8054e-08 au
q 2.258653897599385 1.4504e-07 au
i 4.538879492906894 4.7244e-06 deg
node 109.9238806339638 0.00011716 deg
peri 329.4341699300214 0.00015305 deg
M 126.4674080667048 9.7459e-05 deg
tp 2458526.040289052055
(2019-Feb-11.54028905)
0.00036517 TDB
period 1350.589045449318
3.70
1.5296e-05
4.188e-08
d
yr
n .2665503627568919 3.0188e-09 deg/d
Q 2.523753024797893 1.9055e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      6062 days (16.60 yr)  
   first obs. used      2003-10-20  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57094  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 13:28:46  

Additional Information
 Earth MOID = 1.27576 au 
 Jupiter MOID = 2.58778 au 
 T_jup = 3.526 
[ 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 17.9   n/a MPO460569  

413289 (2003 US155)          Discovered 2003-Oct-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10

Alternate Designations
 2003 US155 = 2014 SO195 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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