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442815 (2013 AK46)
Classification: Main-belt Asteroid          SPK-ID: 2442815
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1896966964751618 1.1167e-07  
a 2.296099720167653 4.3779e-08 au
q 1.860537188474305 2.8324e-07 au
i 8.577073525069325 6.8258e-06 deg
node 83.35622813158682 5.1745e-05 deg
peri 263.3048877214577 5.6338e-05 deg
M 129.8645889082406 2.198e-05 deg
tp 2458542.070254164816
(2019-Feb-27.57025416)
7.1305e-05 TDB
period 1270.821475570036
3.48
3.6345e-05
9.951e-08
d
yr
n .2832813317374255 8.1018e-09 deg/d
Q 2.731662251861 5.2083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      4602 days (12.60 yr)  
   first obs. used      2005-12-04  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62375  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:59:55  

Additional Information
 Earth MOID = .876965 au 
 Jupiter MOID = 2.71604 au 
 T_jup = 3.556 
[ 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 17.8   n/a MPO437722  

442815 (2013 AK46)          Discovered 2005-Dec-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2013 AK46 = 2005 YE278 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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