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212754 (2007 TL12)
Classification: Main-belt Asteroid          SPK-ID: 2212754
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1511944408606732 3.9656e-08  
a 2.562290646637529 1.9647e-08 au
q 2.174886544996635 1.0648e-07 au
i 3.987359027096785 9.2013e-06 deg
node 181.296362089577 5.927e-05 deg
peri 258.1925499788446 7.1238e-05 deg
M 349.4814129962762 4.0164e-05 deg
tp 2459044.271952221492
(2020-Jul-13.77195222)
0.00016745 TDB
period 1498.100723429727
4.10
1.723e-05
4.717e-08
d
yr
n .2403042695125478 2.7638e-09 deg/d
Q 2.949694748278423 2.2617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      5861 days (16.05 yr)  
   first obs. used      2003-10-29  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:05:50  

Additional Information
 Earth MOID = 1.19463 au 
 Jupiter MOID = 2.29738 au 
 T_jup = 3.415 
[ 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 16.8   n/a MPO454527  

212754 (2007 TL12)          Discovered 2007-Oct-06 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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