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JPL Small-Body Database Browser
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85857 (1999 AK24)
Classification: Main-belt Asteroid          SPK-ID: 2085857
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1248691980624312 5.0071e-08  
a 2.430792785475461 1.4377e-08 au
q 2.127261639697196 1.1963e-07 au
i 10.08485995696966 5.509e-06 deg
node 278.13616304 3.1424e-05 deg
peri 288.8049431955366 3.8639e-05 deg
M 50.26767117621363 2.4293e-05 deg
tp 2458407.211240133644
(2018-Oct-15.71124013)
9.2892e-05 TDB
period 1384.268495509994
3.79
1.2281e-05
3.362e-08
d
yr
n .2600651543885411 2.3072e-09 deg/d
Q 2.734323931253725 1.6172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      7588 days (20.77 yr)  
   first obs. used      1998-11-19  
   last obs. used      2019-08-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56452  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:54:11  

Additional Information
 Earth MOID = 1.14651 au 
 Jupiter MOID = 2.3332 au 
 T_jup = 3.476 
[ 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 15.1   n/a MPO436375  

85857 (1999 AK24)          Discovered 1999-Jan-15 by McClusky, J. V. at Fair Oaks Ranch
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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