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117129 (2004 PL51)
Classification: Outer Main-belt Asteroid          SPK-ID: 2117129
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373937972067654 7.283e-08  
a 3.221525614696723 3.6469e-08 au
q 2.778907977694682 2.4483e-07 au
i 8.600102030384699 6.5867e-06 deg
node 113.0998420415335 4.9274e-05 deg
peri 176.9877321380866 6.0187e-05 deg
M 291.4643112174073 4.0774e-05 deg
tp 2459402.573167358580
(2021-Jul-07.07316736)
0.00024166 TDB
period 2111.984906261752
5.78
3.5863e-05
9.819e-08
d
yr
n .170455763643314 2.8945e-09 deg/d
Q 3.664143251698765 4.148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      8867 days (24.28 yr)  
   first obs. used      1996-01-16  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56163  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:09:09  

Additional Information
 Earth MOID = 1.76268 au 
 Jupiter MOID = 1.52778 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 14.8   n/a MPO254007  
diameter diameter 6.135 km 0.263 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117129 (2004 PL51)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 PL51 = 1996 BH12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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