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243128 (2007 RA259)
Classification: Main-belt Asteroid          SPK-ID: 2243128
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053850353274436 4.3579e-08  
a 2.859177384564033 3.4664e-08 au
q 2.557862874884325 1.2946e-07 au
i 12.54107492353917 8.1851e-06 deg
node 197.1065770579295 2.2557e-05 deg
peri 84.21395459749795 4.7612e-05 deg
M 221.4042823523288 4.4766e-05 deg
tp 2459280.341054994011
(2021-Mar-06.84105499)
0.00022356 TDB
period 1765.875482675539
4.83
3.2114e-05
8.792e-08
d
yr
n .203864883754177 3.7075e-09 deg/d
Q 3.160491894243742 3.8318e-08 au
  Orbit Determination Parameters
   # obs. used (total)      225  
   data-arc span      6432 days (17.61 yr)  
   first obs. used      2001-05-26  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:37:29  

Additional Information
 Earth MOID = 1.58001 au 
 Jupiter MOID = 2.0104 au 
 T_jup = 3.259 
[ 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 15.9   n/a MPO433593  
diameter diameter 4.847 km 1.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.025   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243128 (2007 RA259)          Discovered 2007-Sep-14 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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