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JPL Small-Body Database Browser
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32539 (2001 PD59)
Classification: Main-belt Asteroid          SPK-ID: 2032539
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2141378845935185 4.1329e-08  
a 2.756620821776191 1.4767e-08 au
q 2.166323870374591 1.1884e-07 au
i 14.27083049260435 3.8439e-06 deg
node 117.7937973790448 1.8047e-05 deg
peri 289.8936909398624 2.0062e-05 deg
M 356.4502318333559 9.6342e-06 deg
tp 2459016.983956693502
(2020-Jun-16.48395669)
4.4803e-05 TDB
period 1671.721681833308
4.58
1.3433e-05
3.678e-08
d
yr
n .2153468510411391 1.7304e-09 deg/d
Q 3.346917773177791 1.7929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1249  
   data-arc span      12243 days (33.52 yr)  
   first obs. used      1986-06-13  
   last obs. used      2019-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53903  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 02:47:47  

Additional Information
 Earth MOID = 1.22437 au 
 Jupiter MOID = 2.1612 au 
 T_jup = 3.266 
[ 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 13.8   n/a MPO412419  
diameter diameter 3.849 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 276.307 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.119   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

32539 (2001 PD59)          Discovered 2001-Aug-14 by JPL/NEAT at Haleakala
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

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