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344515 (2002 RA242)
Classification: Main-belt Asteroid          SPK-ID: 2344515
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05361356755017152 7.3142e-08  
a 2.774066923069004 3.2637e-08 au
q 2.625339298700347 2.0716e-07 au
i 4.97526412541449 6.8638e-06 deg
node 294.6193727954289 9.323e-05 deg
peri 96.95434060260622 0.00011531 deg
M 258.1625409774405 7.0584e-05 deg
tp 2459477.896116374773
(2021-Sep-20.39611637)
0.00033401 TDB
period 1687.616752661184
4.62
2.9782e-05
8.154e-08
d
yr
n .2133185745118493 3.7645e-09 deg/d
Q 2.92279454743766 3.4386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      6104 days (16.71 yr)  
   first obs. used      2002-08-16  
   last obs. used      2019-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60145  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:04:02  

Additional Information
 Earth MOID = 1.63655 au 
 Jupiter MOID = 2.33112 au 
 T_jup = 3.328 
[ 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 16.1   n/a MPO437459  

344515 (2002 RA242)          Discovered 2002-Sep-14 by Matson, R. at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2002 RA242 = 2007 TN220 = 2007 TV416 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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