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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06349944165703891 5.7042e-08  
a 2.975262843814149 2.6496e-08 au
q 2.786335314449016 1.7778e-07 au
i 9.157664341814636 4.5515e-06 deg
node 260.6476426753729 4.636e-05 deg
peri 124.6559661370025 6.8518e-05 deg
M 7.958934401970234 5.0244e-05 deg
tp 2458959.058176253008
(2020-Apr-19.55817625)
0.00026152 TDB
period 1874.504273489665
5.13
2.504e-05
6.856e-08
d
yr
n .1920507758191488 2.5654e-09 deg/d
Q 3.164190373179281 2.8178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      9589 days (26.25 yr)  
   first obs. used      1993-07-24  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52885  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 14:12:47  

Additional Information
 Earth MOID = 1.80408 au 
 Jupiter MOID = 2.20173 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

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