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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03802270230578217 4.4774e-08  
a 3.172036139631768 2.6736e-08 au
q 3.051426753791367 1.4993e-07 au
i 11.28305106590335 4.8877e-06 deg
node 151.4775644225328 2.1792e-05 deg
peri 257.1798659935978 6.6572e-05 deg
M 354.5383166848223 6.1851e-05 deg
tp 2459231.806147777228
(2021-Jan-17.30614778)		 0.00035447 TDB
period 2063.505434026692
5.65		 2.6088e-05
7.143e-08		 d
yr
n .1744604080336739 2.2057e-09 deg/d
Q 3.29264552547217 2.7752e-08 au
   Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      9847 days (26.96 yr)  
   first obs. used      1994-02-16  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5562  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:35:50  

Additional Information
 Earth MOID = 2.08207 au 
 Jupiter MOID = 1.86651 au 
 T_jup = 3.171 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458084.5 (2017-Nov-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03659382750144976 4.5078e-08  
q 3.061872516045655 1.4987e-07 au
tp 2457140.244615173581
(2015-Apr-27.74461517)		 0.00037138 TDB
node 151.7003984054023 2.178e-05 deg
peri 252.8250627155006 6.8493e-05 deg
i 11.27927057087237 4.8896e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      9847 days (26.96 yr)  
   first obs. used      1994-02-16  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5562  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:35:50  

Additional Information
 Jupiter MOID = 1.86651 au 
 T_jup = 3.171 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.031985092913021E-15 -6.658195001497702E-15 -2.766857285177456E-12 5.459007483195096E-15 -4.447124809036265E-13 -2.631396907807769E-15
q -6.658195001497702E-15 2.246008257070858E-14 6.879264588947316E-12 -1.37678602487734E-14 1.11500128200987E-12 9.323381621260784E-15
tp -2.766857285177456E-12 6.879264588947316E-12 1.379196077161887E-7 1.080426049425788E-11 2.413094144904018E-8 2.009584346196705E-11
node 5.459007483195096E-15 -1.37678602487734E-14 1.080426049425788E-11 4.743704816217468E-10 -4.626989859415986E-10 2.549144725185677E-11
peri -4.447124809036265E-13 1.11500128200987E-12 2.413094144904018E-8 -4.626989859415986E-10 4.691319358606392E-9 -2.16111311902267E-11
i -2.631396907807769E-15 9.323381621260784E-15 2.009584346196705E-11 2.549144725185677E-11 -2.16111311902267E-11 2.390859122891794E-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 15.02   n/a E2021B10  
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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