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(2012 AB11)
Classification: Amor [NEO]          SPK-ID: 3595775
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3275239046796424 1.3511e-07  
a 1.583427824871673 4.5004e-09 au
q 1.06481736089131 2.1314e-07 au
i 27.76353820004472 4.3387e-05 deg
node 108.8216607113694 8.2385e-06 deg
peri 20.49094597773544 0.00019032 deg
M 65.3510670398329 9.2608e-05 deg
tp 2458868.386859125329
(2020-Jan-19.88685913)
0.00018696 TDB
period 727.7728255897053
1.99
3.1027e-06
8.495e-09
d
yr
n .4946598544790353 2.1089e-09 deg/d
Q 2.102038288852037 5.9744e-09 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      2927 days (8.01 yr)  
   first obs. used      2012-01-14  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5398  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-20 05:03:08  

Additional Information
 Earth MOID = .0967018 au 
 Jupiter MOID = 3.02612 au 
 T_jup = 4.209 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456880.5 (2014-Aug-11.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3278205768415082 1.3541e-07  
q 1.06493938555218 2.1397e-07 au
tp 2456683.843282553170
(2014-Jan-26.34328255)
0.00018629 TDB
node 108.8489254788757 8.2056e-06 deg
peri 20.43206483262868 0.00019033 deg
i 27.7611727078105 4.3403e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      2927 days (8.01 yr)  
   first obs. used      2012-01-14  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5398  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-20 05:03:08  

Additional Information
 Jupiter MOID = 3.02612 au 
 T_jup = 4.209 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.833483227372329E-14 -2.897028366935203E-14 1.98980688747192E-11 3.868561248784561E-13 2.060091595448367E-11 6.183685478645876E-13
q -2.897028366935203E-14 4.578401336944014E-14 -3.152660878426013E-11 -6.162883475999276E-13 -3.263806996342516E-11 -1.008495632311955E-12
tp 1.98980688747192E-11 -3.152660878426013E-11 3.470255588992996E-8 1.088961740073349E-9 3.543775083646487E-8 4.691480291030763E-9
node 3.868561248784561E-13 -6.162883475999276E-13 1.088961740073349E-9 6.733171655446811E-11 1.079753491282276E-9 2.574518183005856E-10
peri 2.060091595448367E-11 -3.263806996342516E-11 3.543775083646487E-8 1.079753491282276E-9 3.622514295494569E-8 4.677958033109794E-9
i 6.183685478645876E-13 -1.008495632311955E-12 4.691480291030763E-9 2.574518183005856E-10 4.677958033109794E-9 1.88381068871682E-9

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.2   n/a MPO279219  

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