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JPL Small-Body Database Browser
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295539 (2008 RL142)
Classification: Main-belt Asteroid          SPK-ID: 2295539
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1766466072154844 8.5504e-08  
a 3.169841049839634 4.6227e-08 au
q 2.609899382973093 2.8648e-07 au
i 13.77949399365572 7.906e-06 deg
node 255.1111977427694 3.7753e-05 deg
peri 71.17426229505364 4.8688e-05 deg
M 44.2776927036676 2.4471e-05 deg
tp 2458746.965458521064
(2019-Sep-20.46545852)
0.00014073 TDB
period 2061.363846198258
5.64
4.5092e-05
1.235e-07
d
yr
n .1746416580769778 3.8203e-09 deg/d
Q 3.729782716706174 5.4392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      6241 days (17.09 yr)  
   first obs. used      2002-08-04  
   last obs. used      2019-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66392  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:20  

Additional Information
 Earth MOID = 1.63782 au 
 Jupiter MOID = 1.7328 au 
 T_jup = 3.134 
[ 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 15.7   n/a MPO437321  
diameter diameter 5.089 km 1.545 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295539 (2008 RL142)          Discovered 2008-Sep-07 by LINEAR at Socorro
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 RL142 = 2003 XC23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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