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JPL Small-Body Database Browser
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442861 (2013 AH161)
Classification: Main-belt Asteroid          SPK-ID: 2442861
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280273520517623 1.3845e-07  
a 2.682822641651313 1.0055e-07 au
q 2.339347962816181 4.4413e-07 au
i 8.684606740980442 8.2339e-06 deg
node 193.8619064909731 0.00010214 deg
peri 166.7880850921573 0.00014348 deg
M 259.2968346074411 0.00011316 deg
tp 2459049.479996650882
(2020-Jul-18.97999665)
0.00052665 TDB
period 1605.041888844745
4.39
9.0237e-05
2.471e-07
d
yr
n .2242932115990542 1.261e-08 deg/d
Q 3.026297320486445 1.1343e-07 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      4287 days (11.74 yr)  
   first obs. used      2007-10-10  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50551  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:04  

Additional Information
 Earth MOID = 1.33675 au 
 Jupiter MOID = 2.43777 au 
 T_jup = 3.347 
[ 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 17.6   n/a MPO343159  

442861 (2013 AH161)          Discovered 2007-Oct-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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