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JPL Small-Body Database Browser
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442555 (2012 AB6)
Classification: Main-belt Asteroid          SPK-ID: 2442555
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2018982748538034 5.8246e-08  
a 3.043778188059855 7.404e-08 au
q 2.429244622852935 2.0538e-07 au
i 8.464051104403016 1.0618e-05 deg
node 127.4387822535581 4.2411e-05 deg
peri 276.0587335509111 5.1311e-05 deg
M 186.7354921023339 3.2588e-05 deg
tp 2459534.023029726233
(2021-Nov-15.52302973)
0.00019798 TDB
period 1939.625690103442
5.31
7.0772e-05
1.938e-07
d
yr
n .1856028211199868 6.7722e-09 deg/d
Q 3.658311753266775 8.8988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      4485 days (12.28 yr)  
   first obs. used      2007-01-27  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61339  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:13:33  

Additional Information
 Earth MOID = 1.4557 au 
 Jupiter MOID = 1.83068 au 
 T_jup = 3.191 
[ 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 16.5   n/a MPO440832  

442555 (2012 AB6)          Discovered 2007-Jan-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

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