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78247 (2002 PO3)
Classification: Main-belt Asteroid          SPK-ID: 2078247
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0378409880215549 4.5767e-08  
a 3.17154891846846 2.7838e-08 au
q 3.05153437383492 1.5448e-07 au
i 11.28329717175951 5.6044e-06 deg
node 151.4789851351531 2.1808e-05 deg
peri 257.106946483553 7.2498e-05 deg
M 319.7004321899827 6.9013e-05 deg
tp 2459231.442273198955
(2021-Jan-16.94227320)
0.00039548 TDB
period 2063.030024132366
5.65
2.7162e-05
7.437e-08
d
yr
n .1745006111345387 2.2975e-09 deg/d
Q 3.291563463102 2.8892e-08 au
  Orbit Determination Parameters
   # obs. used (total)      488  
   data-arc span      9765 days (26.74 yr)  
   first obs. used      1994-02-16  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56654  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:31  

Additional Information
 Earth MOID = 2.08328 au 
 Jupiter MOID = 1.86765 au 
 T_jup = 3.171 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457876.5 (2017-May-03.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03705914167602076 4.6627e-08  
q 3.057732112375335 1.5629e-07 au
tp 2457132.344292553541
(2015-Apr-19.84429255)
0.00039803 TDB
node 151.7576942300629 2.1762e-05 deg
peri 251.2700171502696 7.278e-05 deg
i 11.29087068928578 5.6111e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      488  
   data-arc span      9765 days (26.74 yr)  
   first obs. used      1994-02-16  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56654  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:31  

Additional Information
 Jupiter MOID = 1.86765 au 
 T_jup = 3.171 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.174078977585154E-15 -7.186162487467481E-15 -4.569207597515333E-12 5.605057422141315E-15 -7.526752737296277E-13 -7.54940770521799E-16
q -7.186162487467481E-15 2.442645201559746E-14 1.394420932820507E-11 -1.526561360500933E-14 2.323236461606355E-12 4.648428572888925E-15
tp -4.569207597515333E-12 1.394420932820507E-11 1.584268024573627E-7 2.246457942577998E-12 2.765594663035931E-8 2.396613461511579E-11
node 5.605057422141315E-15 -1.526561360500933E-14 2.246457942577998E-12 4.735955191234748E-10 -4.632947016132753E-10 2.444573833289412E-11
peri -7.526752737296277E-13 2.323236461606355E-12 2.765594663035931E-8 -4.632947016132753E-10 5.296937032347171E-9 -1.979757154671057E-11
i -7.54940770521799E-16 4.648428572888925E-15 2.396613461511579E-11 2.444573833289412E-11 -1.979757154671057E-11 3.148473887587481E-11

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 14.9   n/a MPO449492  
diameter diameter 6.381 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78247 (2002 PO3)          Discovered 2002-Aug-03 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 PO3 = 2000 EB176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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