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120500 (1993 OM)
Classification: Main-belt Asteroid          SPK-ID: 2120500
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06371946439630904 4.5476e-08  
a 2.976059425250917 2.3028e-08 au
q 2.786426512662341 1.3626e-07 au
i 9.156924879627468 4.4563e-06 deg
node 260.6498646065104 3.6161e-05 deg
peri 124.75980911 5.7982e-05 deg
M 46.25498454708072 4.3461e-05 deg
tp 2458959.555584663071
(2020-Apr-20.05558466)
0.00022666 TDB
period 1875.257128948036
5.13
2.1765e-05
5.959e-08
d
yr
n .1919736736060027 2.2281e-09 deg/d
Q 3.165692337839493 2.4495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      10031 days (27.46 yr)  
   first obs. used      1993-07-24  
   last obs. used      2021-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51504  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:11  

Additional Information
 Earth MOID = 1.80299 au 
 Jupiter MOID = 2.20077 au 
 T_jup = 3.239 
[ 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 15.0   n/a MPO449700  

120500 (1993 OM)          Discovered 1993-Jul-24 by Vagnozzi, A. at Stroncone
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Alternate Designations
 1993 OM = 2004 RK190 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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