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78801 (2003 AK88)
Classification: Outer Main-belt Asteroid          SPK-ID: 2078801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .3723652719988748 3.5903e-08  
a 3.271825617150775 2.1359e-08 au
q 2.05351138128754 1.2286e-07 au
i 7.811955775113681 6.2181e-06 deg
node 175.9590508303486 4.166e-05 deg
peri 328.4509145904529 4.3236e-05 deg
M 344.7602989205308 1.1194e-05 deg
tp 2459092.007691072960
(2020-Aug-30.50769107)
6.7743e-05 TDB
period 2161.64140060763
5.92
2.1167e-05
5.795e-08
d
yr
n .1665401115554158 1.6308e-09 deg/d
Q 4.49013985301401 2.9312e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      8496 days (23.26 yr)  
   first obs. used      1997-01-12  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:35:24  

Additional Information
 Earth MOID = 1.07014 au 
 Jupiter MOID = .641394 au 
 T_jup = 3.049 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457495.5 (2016-Apr-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3735221081570474 3.5925e-08  
q 2.047386292048686 1.2274e-07 au
tp 2456932.742539966474
(2014-Oct-02.24253997)
5.7307e-05 TDB
node 175.9717098496376 4.1656e-05 deg
peri 328.4996191517141 4.3221e-05 deg
i 7.816037776309344 6.221e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      8496 days (23.26 yr)  
   first obs. used      1997-01-12  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:35:24  

Additional Information
 Jupiter MOID = .641394 au 
 T_jup = 3.049 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.290577759664848E-15 -4.38670170829261E-15 6.174484577280844E-13 7.308838494751406E-15 1.311246101052758E-13 4.749405406978003E-16
q -4.38670170829261E-15 1.506518918192222E-14 -1.764941450177389E-12 -1.905403499615311E-14 -3.723794279807588E-13 2.687352224343699E-16
tp 6.174484577280844E-13 -1.764941450177389E-12 3.284045677186626E-9 2.819635156711333E-11 7.081100709813684E-10 9.672860137865633E-12
node 7.308838494751406E-15 -1.905403499615311E-14 2.819635156711333E-11 1.735182608977259E-9 -1.712405206722959E-9 1.441968380985746E-10
peri 1.311246101052758E-13 -3.723794279807588E-13 7.081100709813684E-10 -1.712405206722959E-9 1.868037007143634E-9 -1.407369275645383E-10
i 4.749405406978003E-16 2.687352224343699E-16 9.672860137865633E-12 1.441968380985746E-10 -1.407369275645383E-10 3.87007465059838E-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 15.2   n/a MPO337849  

78801 (2003 AK88)          Discovered 2003-Jan-02 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2003 AK88 = 1997 AB25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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