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85287 (1994 PM29)
Classification: Main-belt Asteroid          SPK-ID: 2085287
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1841999244679315 4.5403e-08  
a 3.091645368209698 1.853e-08 au
q 2.522164524903841 1.425e-07 au
i 3.991083717196385 4.1197e-06 deg
node 267.5590676749908 7.571e-05 deg
peri 86.53935253461873 7.6505e-05 deg
M 250.5835716701651 1.3024e-05 deg
tp 2459603.980119549732
(2022-Jan-24.48011955)
7.5185e-05 TDB
period 1985.559630798737
5.44
1.7851e-05
4.887e-08
d
yr
n .1813090850639332 1.63e-09 deg/d
Q 3.661126211515554 2.1943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      9391 days (25.71 yr)  
   first obs. used      1994-08-12  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56131  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:34:54  

Additional Information
 Earth MOID = 1.52126 au 
 Jupiter MOID = 1.82134 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 14.7   n/a MPO436372  
diameter diameter 5.728 km 0.859 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85287 (1994 PM29)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1994 PM29 = 2000 UD71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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