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101568 (1999 AK30)
Classification: Main-belt Asteroid          SPK-ID: 2101568
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03465813089231781 4.0994e-08  
a 2.648829348230219 1.3928e-08 au
q 2.557025873967843 1.0957e-07 au
i .6226255485764998 4.29e-06 deg
node 222.1401616622283 0.00039542 deg
peri 278.5906157751822 0.00040056 deg
M 325.8644447683908 6.4519e-05 deg
tp 2459149.808271158875
(2020-Oct-27.30827116)
0.0002825 TDB
period 1574.633172142517
4.31
1.2419e-05
3.4e-08
d
yr
n .2286246767621234 1.8032e-09 deg/d
Q 2.740632822492594 1.441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      7778 days (21.30 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5649  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:48  

Additional Information
 Earth MOID = 1.56957 au 
 Jupiter MOID = 2.24408 au 
 T_jup = 3.390 
[ 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 16.1   n/a MPO453469  

101568 (1999 AK30)          Discovered 1999-Jan-14 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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