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305041 (2007 TK449)
Classification: Main-belt Asteroid          SPK-ID: 2305041
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 .1452686284177851 1.4223e-07  
a 2.482755582108927 3.8248e-08 au
q 2.122089083999364 3.38e-07 au
i 6.146166461859296 8.0097e-06 deg
node 260.2786577128657 6.4858e-05 deg
peri 71.23896486931888 0.00010511 deg
M 139.5283712176401 0.00010548 deg
tp 2458446.691775413684
(2018-Nov-24.19177541)
0.00040944 TDB
period 1428.89191001943
3.91
3.3019e-05
9.04e-08
d
yr
n .2519434797521561 5.822e-09 deg/d
Q 2.843422080218491 4.3804e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      7409 days (20.28 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:52:37  

Additional Information
 Earth MOID = 1.12085 au 
 Jupiter MOID = 2.50401 au 
 T_jup = 3.455 
[ 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 17.2   n/a MPO360526  

305041 (2007 TK449)          Discovered 2007-Oct-09 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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