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JPL Small-Body Database Browser
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108951 (2001 PT28)
Classification: Outer Main-belt Asteroid          SPK-ID: 2108951
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484655217145643 4.9836e-08  
a 3.242822282923591 2.1904e-08 au
q 2.761374980861726 1.6352e-07 au
i 13.36205013306894 5.6862e-06 deg
node 337.0657201379199 1.8617e-05 deg
peri 45.32102419354472 2.5983e-05 deg
M 36.34495479014851 1.5896e-05 deg
tp 2458785.159963682295
(2019-Oct-28.65996368)
9.4161e-05 TDB
period 2132.962154499269
5.84
2.1611e-05
5.917e-08
d
yr
n .1687793659351228 1.71e-09 deg/d
Q 3.724269584985457 2.5156e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1064  
   data-arc span      6735 days (18.44 yr)  
   first obs. used      2001-06-20  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48479  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:03:40  

Additional Information
 Earth MOID = 1.78119 au 
 Jupiter MOID = 1.84215 au 
 T_jup = 3.124 
[ 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 13.6   n/a MPO502753  
diameter diameter 11.288 km 0.281 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108951 (2001 PT28)          Discovered 2001-Aug-15 by Broughton, J. at Reedy Creek
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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