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390519 (1995 TT11)
Classification: Main-belt Asteroid          SPK-ID: 2390519
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 .01922070797783638 1.0351e-07  
a 2.582565688258063 2.3592e-08 au
q 2.532926947330475 2.7376e-07 au
i 1.948643974917279 1.0115e-05 deg
node 34.95408452139682 0.0001864 deg
peri 40.61510452346077 0.00028532 deg
M 285.2366880108194 0.0002128 deg
tp 2459315.319426492913
(2021-Apr-10.81942649)
0.00089478 TDB
period 1515.917239646233
4.15
2.0772e-05
5.687e-08
d
yr
n .2374799828017079 3.2541e-09 deg/d
Q 2.632204429185651 2.4046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      9140 days (25.02 yr)  
   first obs. used      1995-10-15  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66066  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:40:18  

Additional Information
 Earth MOID = 1.54762 au 
 Jupiter MOID = 2.39092 au 
 T_jup = 3.423 
[ 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 17.4   n/a MPO440685  

390519 (1995 TT11)          Discovered 1995-Oct-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 1995 TT11 = 2006 JW15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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