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JPL Small-Body Database Browser
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108987 (2001 PN52)
Classification: Main-belt Asteroid          SPK-ID: 2108987
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05668954103426237 4.5549e-08  
a 3.091628249081916 3.0566e-08 au
q 2.916365262592902 1.404e-07 au
i 10.81666194282553 4.8981e-06 deg
node 94.09843852360669 2.5187e-05 deg
peri 127.6802139176663 5.0597e-05 deg
M 275.9191852003698 4.3485e-05 deg
tp 2459464.239124874522
(2021-Sep-06.73912487)
0.00024115 TDB
period 1985.543139093866
5.44
2.9446e-05
8.062e-08
d
yr
n .1813105909974294 2.6889e-09 deg/d
Q 3.266891235570929 3.2299e-08 au
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      6716 days (18.39 yr)  
   first obs. used      2001-08-15  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57045  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 15:45:04  

Additional Information
 Earth MOID = 1.92004 au 
 Jupiter MOID = 1.79462 au 
 T_jup = 3.195 
[ 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 14.6   n/a MPO432613  
diameter diameter 3.965 km 1.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.162   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108987 (2001 PN52)          Discovered 2001-Aug-15 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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