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129352 (2664 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2129352
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08741757987511416 5.6765e-08  
a 3.090074367838027 2.8991e-08 au
q 2.819947544967503 1.7317e-07 au
i 8.117270117271779 1.0954e-05 deg
node 4.248795011150844 3.8373e-05 deg
peri 54.92261030604977 7.3086e-05 deg
M 311.9575187404699 6.2458e-05 deg
tp 2459265.273644203582
(2021-Feb-19.77364420)
0.00034508 TDB
period 1984.046398402481
5.43
2.7921e-05
7.644e-08
d
yr
n .181447369522137 2.5535e-09 deg/d
Q 3.36020119070855 3.1525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      368  
   data-arc span      21079 days (57.71 yr)  
   first obs. used      1960-09-24  
   last obs. used      2018-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59039  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:08:33  

Additional Information
 Earth MOID = 1.84114 au 
 Jupiter MOID = 1.96278 au 
 T_jup = 3.204 
[ 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 15.0   n/a MPO401140  
diameter diameter 3.716 km 0.853 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.128   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129352 (2664 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2664 P-L = 1998 SC8 = 2009 RW75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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