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66830 (1999 UT43)
Classification: Main-belt Asteroid          SPK-ID: 2066830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1821496328275486 5.1734e-08  
a 2.617666284408251 9.3548e-09 au
q 2.140859331838235 1.3641e-07 au
i 13.96581450758245 5.757e-06 deg
node 354.4406102929848 1.1361e-05 deg
peri 356.1301097862775 1.5231e-05 deg
M 20.67895696536186 7.9758e-06 deg
tp 2459111.642114477227
(2020-Sep-19.14211448)
3.4363e-05 TDB
period 1546.927093169212
4.24
8.2925e-06
2.27e-08
d
yr
n .2327194355762836 1.2475e-09 deg/d
Q 3.094473236978267 1.1059e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1403  
   data-arc span      7837 days (21.46 yr)  
   first obs. used      1999-09-18  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49301  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:25:12  

Additional Information
 Earth MOID = 1.13379 au 
 Jupiter MOID = 2.34073 au 
 T_jup = 3.341 
[ 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 14.64   n/a E2021B10  

66830 (1999 UT43)          Discovered 1999-Oct-28 by LONEOS at Anderson Mesa
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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