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487638 (2015 OQ19)
Classification: Main-belt Asteroid          SPK-ID: 2487638
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1715367654609135 5.0964e-08  
a 2.696476708790696 2.7995e-08 au
q 2.233931816024051 1.4725e-07 au
i 13.34079269297414 5.1138e-06 deg
node 169.546838359316 2.6343e-05 deg
peri 135.1964617001721 3.4958e-05 deg
M 133.1505151154031 2.1293e-05 deg
tp 2458798.317384867395
(2019-Nov-10.81738487)
9.1312e-05 TDB
period 1617.310614691165
4.43
2.5186e-05
6.896e-08
d
yr
n .2225917499890669 3.4664e-09 deg/d
Q 3.159021601557342 3.2797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      5278 days (14.45 yr)  
   first obs. used      2006-07-26  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51785  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:22:07  

Additional Information
 Earth MOID = 1.24025 au 
 Jupiter MOID = 2.24216 au 
 T_jup = 3.310 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457896.5 (2017-May-23.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722570680960181 5.0631e-08  
q 2.231039172471791 1.4631e-07 au
tp 2457183.055703087052
(2015-Jun-09.55570309)
8.3935e-05 TDB
node 169.6133602884939 2.634e-05 deg
peri 135.3854667957009 3.4956e-05 deg
i 13.34391590608255 5.1143e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      5278 days (14.45 yr)  
   first obs. used      2006-07-26  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51785  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:22:07  

Additional Information
 Jupiter MOID = 2.24216 au 
 T_jup = 3.310 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.563537006234422E-15 -7.326189909617076E-15 -9.531762962155225E-13 -4.020191542609649E-14 -2.753937220242509E-13 -1.702045220867311E-14
q -7.326189909617076E-15 2.140559888906612E-14 2.860083285627496E-12 1.201922448687257E-13 8.75062576743544E-13 5.288775867758434E-14
tp -9.531762962155225E-13 2.860083285627496E-12 7.045091129985815E-9 -1.484677885857807E-11 1.964055267579417E-9 1.78767444465774E-11
node -4.020191542609649E-14 1.201922448687257E-13 -1.484677885857807E-11 6.93814642538606E-10 -6.762888674717111E-10 -1.367939380432846E-11
peri -2.753937220242509E-13 8.75062576743544E-13 1.964055267579417E-9 -6.762888674717111E-10 1.221943021341313E-9 1.89412505743717E-11
i -1.702045220867311E-14 5.288775867758434E-14 1.78767444465774E-11 -1.367939380432846E-11 1.89412505743717E-11 2.615594546843644E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.34   n/a MPCxxxxx  

487638 (2015 OQ19)          Discovered 2010-May-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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