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78389 (2002 PP158)
Classification: Main-belt Asteroid          SPK-ID: 2078389
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 .1457583998573264 4.7325e-08  
a 3.051612249957597 1.7759e-08 au
q 2.606814131418762 1.4502e-07 au
i 4.515568818898622 5.6621e-06 deg
node 339.9234225616913 7.1423e-05 deg
peri 101.704679862713 7.6593e-05 deg
M 12.64841319786533 2.472e-05 deg
tp 2458932.088991118247
(2020-Mar-23.58899112)
0.00013368 TDB
period 1947.118805510522
5.33
1.6997e-05
4.654e-08
d
yr
n .1848885640573998 1.6139e-09 deg/d
Q 3.496410368496432 2.0347e-08 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      21962 days (60.13 yr)  
   first obs. used      1960-09-28  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:06:29  

Additional Information
 Earth MOID = 1.62742 au 
 Jupiter MOID = 1.75083 au 
 T_jup = 3.216 
[ 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 15.1   n/a MPO453204  
diameter diameter 5.468 km 0.359 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78389 (2002 PP158)          Discovered 2002-Aug-08 by Hoenig, S. F. at Palomar
Reference: 20040415/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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