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78314 (2002 PR72)
Classification: Main-belt Asteroid          SPK-ID: 2078314
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06898208647867043 4.0915e-08  
a 2.893927116958346 1.9454e-08 au
q 2.694297986313356 1.248e-07 au
i 10.78688560224886 3.8012e-06 deg
node 229.2821291655036 2.6667e-05 deg
peri 331.3490888820837 4.2842e-05 deg
M 333.0424134264586 3.3923e-05 deg
tp 2459135.150607964946
(2020-Oct-12.65060796)
0.00016966 TDB
period 1798.166120514568
4.92
1.8132e-05
4.964e-08
d
yr
n .2002039721986206 2.0188e-09 deg/d
Q 3.093556247603336 2.0796e-08 au
  Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      8337 days (22.83 yr)  
   first obs. used      1997-06-26  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53117  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:32:10  

Additional Information
 Earth MOID = 1.69461 au 
 Jupiter MOID = 1.90247 au 
 T_jup = 3.260 
[ 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 15.3   n/a MPO426480  
diameter diameter 5.686 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78314 (2002 PR72)          Discovered 2002-Aug-12 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 PR72 = 1997 MN9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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