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78317 (2002 PU73)
Classification: Main-belt Asteroid          SPK-ID: 2078317
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514486701606723 3.4328e-08  
a 3.100209316925684 1.8433e-08 au
q 2.630686738657563 1.0696e-07 au
i 10.74296570227687 4.2476e-06 deg
node 228.941073839064 2.1478e-05 deg
peri 202.5877462765874 2.7255e-05 deg
M 36.92353149714528 1.5011e-05 deg
tp 2458996.003592204391
(2020-May-26.50359220)
8.2866e-05 TDB
period 1993.815429385753
5.46
1.7782e-05
4.868e-08
d
yr
n .1805583378953524 1.6104e-09 deg/d
Q 3.569731895193806 2.1225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      923  
   data-arc span      14386 days (39.39 yr)  
   first obs. used      1981-10-30  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4889  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:30:12  

Additional Information
 Earth MOID = 1.64781 au 
 Jupiter MOID = 1.77558 au 
 T_jup = 3.178 
[ 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 14.81   n/a MPCxxxxx  
diameter diameter 7.434 km 0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78317 (2002 PU73)          Discovered 2002-Aug-12 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 PU73 = 1981 US5 = 2000 GX152 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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