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249253 (2008 RC131)
Classification: Main-belt Asteroid          SPK-ID: 2249253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06490346326625243 5.635e-08  
a 3.12499684824034 3.4792e-08 au
q 2.922173730093418 1.8611e-07 au
i 2.001680648415774 7.0025e-06 deg
node 334.4368001439071 0.00016895 deg
peri 83.88673821550996 0.0001778 deg
M 4.662950033007478 5.3616e-05 deg
tp 2458974.364484939428
(2020-May-04.86448494)
0.0003005 TDB
period 2017.775304303978
5.52
3.3697e-05
9.226e-08
d
yr
n .1784143156238004 2.9796e-09 deg/d
Q 3.327819966387261 3.705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      8063 days (22.08 yr)  
   first obs. used      1997-09-30  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61255  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:44:31  

Additional Information
 Earth MOID = 1.93515 au 
 Jupiter MOID = 1.9032 au 
 T_jup = 3.211 
[ 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 16.3   n/a MPO454847  
diameter diameter 4.055 km 1.313 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.025   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249253 (2008 RC131)          Discovered 2008-Sep-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 RC131 = 2000 FN4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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