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243127 (2007 RY258)
Classification: Mars-crossing Asteroid          SPK-ID: 2243127
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2458438922213891 3.7365e-08  
a 2.182535976415551 1.5043e-08 au
q 1.645972837060342 7.9259e-08 au
i 6.66344684598307 4.2904e-06 deg
node 98.31656465291287 4.8029e-05 deg
peri 208.0570922551803 5.1174e-05 deg
M 7.655392655614198 2.3339e-05 deg
tp 2458975.455895103994
(2020-May-05.95589510)
7.616e-05 TDB
period 1177.715914539056
3.22
1.2176e-05
3.334e-08
d
yr
n .3056764331327727 3.1603e-09 deg/d
Q 2.71909911577076 1.8741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      9598 days (26.28 yr)  
   first obs. used      1993-01-26  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60862  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:17:20  

Additional Information
 Earth MOID = .634353 au 
 Jupiter MOID = 2.53954 au 
 T_jup = 3.631 
[ 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 16.5   n/a MPO433593  

243127 (2007 RY258)          Discovered 2007-Sep-14 by CSS at Catalina
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2007 RY258 = 2004 TC138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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