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277592 (2006 AT12)
Classification: Main-belt Asteroid          SPK-ID: 2277592
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723083913054871 7.7483e-08  
a 3.146271294489646 5.7165e-08 au
q 2.604142349125503 2.4914e-07 au
i 8.25193003760219 9.2915e-06 deg
node 276.8200271966997 6.9881e-05 deg
peri 139.9702554286235 8.1948e-05 deg
M 239.0687600757301 4.5787e-05 deg
tp 2459685.244706846488
(2022-Apr-15.74470685)		 0.00027373 TDB
period 2038.415339320965
5.58		 5.5555e-05
1.521e-07		 d
yr
n .1766077761757439 4.8133e-09 deg/d
Q 3.68840023985379 6.7016e-08 au
   Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      7141 days (19.55 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61813  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:13:05  

Additional Information
 Earth MOID = 1.62312 au 
 Jupiter MOID = 1.67882 au 
 T_jup = 3.170 
[ 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 16.2   n/a MPO440345  

277592 (2006 AT12)          Discovered 2006-Jan-05 by LINEAR at Socorro
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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