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90375 (2003 UX257)
Classification: Main-belt Asteroid          SPK-ID: 2090375
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07408698693667333 4.9728e-08  
a 2.971418164115002 2.4336e-08 au
q 2.75127474540682 1.4423e-07 au
i 10.6982249904632 4.9966e-06 deg
node 78.03415845599748 3.1465e-05 deg
peri 238.1986893277622 5.3678e-05 deg
M 171.2246682886497 4.6037e-05 deg
tp 2458110.668203501986
(2017-Dec-23.16820350)
0.00023721 TDB
period 1870.872053314529
5.12
2.2984e-05
6.293e-08
d
yr
n .192423634402046 2.364e-09 deg/d
Q 3.191561582823184 2.6139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      735  
   data-arc span      9515 days (26.05 yr)  
   first obs. used      1994-01-04  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56554  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:09:35  

Additional Information
 Earth MOID = 1.7546 au 
 Jupiter MOID = 2.01373 au 
 T_jup = 3.232 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO453341  

90375 (2003 UX257)          Discovered 2003-Oct-25 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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