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385594 (2005 AF78)
Classification: Main-belt Asteroid          SPK-ID: 2385594
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1719590742383989 1.784e-07  
a 2.69964341049187 5.1905e-08 au
q 2.235415228849894 4.5797e-07 au
i 12.95251569453184 2.7943e-05 deg
node 323.1870824800548 4.57e-05 deg
peri 88.57823973480954 0.00012466 deg
M 315.4338942285321 9.8453e-05 deg
tp 2459597.067341175744
(2022-Jan-17.56734118)
0.00044322 TDB
period 1620.160468889213
4.44
4.6726e-05
1.279e-07
d
yr
n .2222002122091135 6.4083e-09 deg/d
Q 3.163871592133846 6.0831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      5216 days (14.28 yr)  
   first obs. used      2003-08-28  
   last obs. used      2017-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:56  

Additional Information
 Earth MOID = 1.28995 au 
 Jupiter MOID = 2.32008 au 
 T_jup = 3.310 
[ 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 16.9   n/a MPO241873  

385594 (2005 AF78)          Discovered 2005-Jan-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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