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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06454868825019074 5.6337e-08  
a 3.123709425150514 3.4801e-08 au
q 2.922078079282291 1.8599e-07 au
i 2.001917637086518 7.0035e-06 deg
node 334.4457371765166 0.00016894 deg
peri 84.04698394676453 0.0001779 deg
M 293.10179001302 5.3944e-05 deg
tp 2458975.228190087001
(2020-May-05.72819009)		 0.00030222 TDB
period 2016.528520831509
5.52		 3.3699e-05
9.226e-08		 d
yr
n .1785246260001099 2.9834e-09 deg/d
Q 3.325340771018737 3.7048e-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 = 1.93469 au 
 Jupiter MOID = 1.90538 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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