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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1246873235279024 4.8911e-08  
a 2.430147217518193 1.2818e-08 au
q 2.12713866518707 1.175e-07 au
i 10.08539757356274 4.5689e-06 deg
node 278.1406271608246 2.9942e-05 deg
peri 288.4168672464634 3.6079e-05 deg
M 257.7954047861249 2.4243e-05 deg
tp 2459789.339567601540
(2022-Jul-28.83956760)
9.4943e-05 TDB
period 1383.717082784895
3.79
1.0947e-05
2.997e-08
d
yr
n .2601687906283973 2.0584e-09 deg/d
Q 2.733155769849316 1.4416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      878  
   data-arc span      8094 days (22.16 yr)  
   first obs. used      1998-11-19  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:07:38  

Additional Information
 Earth MOID = 1.14707 au 
 Jupiter MOID = 2.33138 au 
 T_jup = 3.476 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.14   n/a E2021B10  

85857 (1999 AK24)          Discovered 1999-Jan-15 by McClusky, J. V. at Fair Oaks Ranch
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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