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390540 (1999 TE165)
Classification: Mars-crossing Asteroid          SPK-ID: 2390540
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2762401033476182 8.4541e-08  
a 2.142469830977547 1.9815e-08 au
q 1.550633743449155 1.7287e-07 au
i 3.655139107708239 7.3609e-06 deg
node 319.7414615238444 0.00011934 deg
peri 349.4033260535584 0.00012463 deg
M 247.6226069527093 4.8366e-05 deg
tp 2459358.058372525965
(2021-May-23.55837253)
0.00015869 TDB
period 1145.435132626531
3.14
1.5891e-05
4.351e-08
d
yr
n .3142910407981854 4.3602e-09 deg/d
Q 2.734305918505938 2.5289e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      7457 days (20.42 yr)  
   first obs. used      1999-09-30  
   last obs. used      2020-02-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47479  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:40:09  

Additional Information
 Earth MOID = .536284 au 
 Jupiter MOID = 2.54337 au 
 T_jup = 3.660 
[ 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 17.8   n/a MPO472014  

390540 (1999 TE165)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 1999 TE165 = 1999 TG182 = 1999 TN115 = 2002 ND48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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