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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1769986065178586 8.5472e-08  
a 3.171085723954302 4.6692e-08 au
q 2.609807969665715 2.8648e-07 au
i 13.77960971101312 7.9062e-06 deg
node 255.111942219801 3.7747e-05 deg
peri 71.08371656861981 4.8644e-05 deg
M 334.4990386596842 2.4591e-05 deg
tp 2458746.604789424583
(2019-Sep-20.10478942)
0.00014047 TDB
period 2062.578092289232
5.65
4.5555e-05
1.247e-07
d
yr
n .1745388459936758 3.8549e-09 deg/d
Q 3.732363478242888 5.4956e-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 = 1.63683 au 
 Jupiter MOID = 1.72841 au 
 T_jup = 3.133 
[ 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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