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100702 (1998 AK1)
Classification: Main-belt Asteroid          SPK-ID: 2100702
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2531177525102614 4.1928e-08  
a 2.303258118378383 8.3176e-09 au
q 1.720262600003433 9.687e-08 au
i 3.074802890200514 4.1509e-06 deg
node 114.9484475764695 7.8301e-05 deg
peri 255.3629867882019 7.8733e-05 deg
M 216.0873468668896 8.5585e-06 deg
tp 2459510.897832976228
(2021-Oct-23.39783298)
3.2079e-05 TDB
period 1276.769039213605
3.50
6.9161e-06
1.894e-08
d
yr
n .2819617244335226 1.5273e-09 deg/d
Q 2.886253636753333 1.0423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      8150 days (22.31 yr)  
   first obs. used      1998-01-01  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:55:14  

Additional Information
 Earth MOID = .723076 au 
 Jupiter MOID = 2.57894 au 
 T_jup = 3.545 
[ show covariance matrix ]

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 16.5   n/a MPO412741  

100702 (1998 AK1)          Discovered 1998-Jan-01 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 AK1 = 2000 QO202 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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