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115785 (2003 UM218)
Classification: Main-belt Asteroid          SPK-ID: 2115785
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289986330977101 4.0604e-08  
a 2.979949110409939 1.8332e-08 au
q 2.59553974846632 1.2214e-07 au
i 5.22902231498315 4.0483e-06 deg
node 91.2160887481413 5.7682e-05 deg
peri 324.7946411037848 6.1047e-05 deg
M 115.6941828968672 1.9977e-05 deg
tp 2458596.661609914393
(2019-Apr-23.16160991)
0.00010292 TDB
period 1878.934748384009
5.14
1.7339e-05
4.747e-08
d
yr
n .1915979255318049 1.768e-09 deg/d
Q 3.364358472353559 2.0697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      9494 days (25.99 yr)  
   first obs. used      1995-03-26  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53948  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:57:02  

Additional Information
 Earth MOID = 1.60899 au 
 Jupiter MOID = 1.96856 au 
 T_jup = 3.241 
[ 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 15.24   n/a MPCxxxxx  

115785 (2003 UM218)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 UM218 = 1995 FE8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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