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78232 (2002 OP15)
Classification: Main-belt Asteroid          SPK-ID: 2078232
[ 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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1246146972909031 4.4472e-08  
a 3.040106313868401 1.8703e-08 au
q 2.661264385833527 1.3474e-07 au
i 10.50004472378522 4.9646e-06 deg
node 245.0143816527655 2.4323e-05 deg
peri 176.8328281054925 3.1346e-05 deg
M 38.0674542483675 1.7888e-05 deg
tp 2458795.769325349383
(2019-Nov-08.26932535)		 9.6165e-05 TDB
period 1936.116935830637
5.30		 1.7867e-05
4.892e-08		 d
yr
n .1859391823591234 1.7159e-09 deg/d
Q 3.418948241903275 2.1034e-08 au
   Orbit Determination Parameters
   # obs. used (total)      806  
   data-arc span      7517 days (20.58 yr)  
   first obs. used      2000-04-07  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43937  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:31  

Additional Information
 Earth MOID = 1.67441 au 
 Jupiter MOID = 1.9068 au 
 T_jup = 3.203 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457569.5 (2016-Jun-30.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1229766403050853 4.443e-08  
q 2.667551093898461 1.3466e-07 au
tp 2456861.838742640444
(2014-Jul-23.33874264)		 9.9756e-05 TDB
node 245.0363036510008 2.4347e-05 deg
peri 177.1889699518944 3.1555e-05 deg
i 10.49130620599406 4.9619e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      806  
   data-arc span      7517 days (20.58 yr)  
   first obs. used      2000-04-07  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43937  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:31  

Additional Information
 Jupiter MOID = 1.9068 au 
 T_jup = 3.203 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.974018505361255E-15 -5.93774156748098E-15 -4.629148577265958E-13 8.192466682589135E-15 -7.794354468187768E-14 -8.366426127129971E-16
q -5.93774156748098E-15 1.813284963290278E-14 1.04453071942207E-12 -2.550134532960235E-14 1.843593009890702E-13 3.280072045577094E-15
tp -4.629148577265958E-13 1.04453071942207E-12 9.951197276464582E-9 -2.520814498736834E-11 2.02294387642686E-9 4.135653272355355E-12
node 8.192466682589135E-15 -2.550134532960235E-14 -2.520814498736834E-11 5.927938483360471E-10 -5.87328877565409E-10 -1.988881145384131E-11
peri -7.794354468187768E-14 1.843593009890702E-13 2.02294387642686E-9 -5.87328877565409E-10 9.957357807308252E-10 2.054595678073779E-11
i -8.366426127129971E-16 3.280072045577094E-15 4.135653272355355E-12 -1.988881145384131E-11 2.054595678073779E-11 2.462038383490868E-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 14.4   n/a MPO453202  
diameter diameter 4.363 km 1.692 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.213   0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78232 (2002 OP15)          Discovered 2002-Jul-18 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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