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JPL Small-Body Database Browser
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245508 (2005 RJ24)
Classification: Main-belt Asteroid          SPK-ID: 2245508
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2583509198227254 6.974e-08  
a 3.091465604495601 3.0285e-08 au
q 2.292782621973844 2.1038e-07 au
i 8.478955284432656 7.8342e-06 deg
node 339.5492771374599 4.0342e-05 deg
peri 30.55227028417507 4.1881e-05 deg
M 261.6837708165651 1.5151e-05 deg
tp 2459542.710305556268
(2021-Nov-24.21030556)
8.9669e-05 TDB
period 1985.386457774609
5.44
2.9174e-05
7.987e-08
d
yr
n .1813248995379564 2.6644e-09 deg/d
Q 3.890148587017357 3.8109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      6285 days (17.21 yr)  
   first obs. used      2002-01-22  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52713  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:52:39  

Additional Information
 Earth MOID = 1.29657 au 
 Jupiter MOID = 1.62202 au 
 T_jup = 3.156 
[ 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 15.6   n/a MPO437144  
diameter diameter 3.622 km 0.477 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245508 (2005 RJ24)          Discovered 2005-Sep-11 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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