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300393 (2007 RS222)
Classification: Main-belt Asteroid          SPK-ID: 2300393
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2278331043826882 6.0919e-08  
a 2.629784536626619 2.5258e-08 au
q 2.030632561789388 1.7433e-07 au
i 4.001453677863962 3.8919e-06 deg
node 347.1017102279764 8.1737e-05 deg
peri 280.0993014520294 8.2708e-05 deg
M 67.47160640869001 9.0671e-06 deg
tp 2458708.557564081024
(2019-Aug-13.05756408)
3.9059e-05 TDB
period 1557.681557101551
4.26
2.2441e-05
6.144e-08
d
yr
n .2311127061617577 3.3296e-09 deg/d
Q 3.228936511463851 3.1013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      9087 days (24.88 yr)  
   first obs. used      1994-09-11  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57015  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 06:06:04  

Additional Information
 Earth MOID = 1.01944 au 
 Jupiter MOID = 1.89832 au 
 T_jup = 3.360 
[ 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 16.4   n/a MPO433936  

300393 (2007 RS222)          Discovered 2007-Sep-14 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

[ show close-approach data ]
Alternate Designations
 2007 RS222 = 2010 EH120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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