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(2019 AP5)
Classification: Mars-crossing Asteroid          SPK-ID: 3837703
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458489.5 (2019-Jan-06.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5370456802087531 0.18584  
a 3.058886658561748 1.3564 au
q 1.416124792332974 0.059469 au
i 13.98342776077346 0.75341 deg
node 85.91272002763513 2.7514 deg
peri 314.56445715 2.385 deg
M 4.741128834483875 3.6385 deg
tp 2458463.765083648737
(2018-Dec-11.26508365)
2.694 TDB
period 1954.08524212003
5.35
1299.7
3.558
d
yr
n .1842294247150795 0.12254 deg/d
Q 4.701648524790521 2.0848 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      3 days  
   first obs. used      2019-01-05  
   last obs. used      2019-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .40888  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:58:46  

Additional Information
 Earth MOID = .46464 au 
 Jupiter MOID = .993828 au 
 T_jup = 2.956 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e .03453796152121838 .01105176619577809 .4875840310577342 -.5110582135103366 .4372571496145277 .1399126040489879
q .01105176619577809 .003536521942508386 .1558513823273208 -.1635578882875725 .1398089651385684 .04477856714116778
tp .4875840310577342 .1558513823273208 7.257421987640326 -7.160170328957991 6.411530005091884 1.957471341730067
node -.5110582135103366 -.1635578882875725 -7.160170328957991 7.570121137278869 -6.435271714340872 -2.072882864131347
peri .4372571496145277 .1398089651385684 6.411530005091884 -6.435271714340872 5.688010487807896 1.760021998285986
i .1399126040489879 .04477856714116778 1.957471341730067 -2.072882864131347 1.760021998285986 .567626781481826

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.593   .296 2 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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