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487823 (2015 TN66)
Classification: Main-belt Asteroid          SPK-ID: 2487823
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 .1489965323411766 5.589e-08  
a 2.680228675508799 3.5507e-08 au
q 2.280883896976603 1.5555e-07 au
i 4.373549830197685 9.5792e-06 deg
node 243.4384058673265 0.00011806 deg
peri 249.6721244323724 0.00012416 deg
M 303.0205401838899 3.9409e-05 deg
tp 2459254.171704925452
(2021-Feb-08.67170493)
0.00017661 TDB
period 1602.714628532557
4.39
3.1849e-05
8.72e-08
d
yr
n .2246189019498845 4.4636e-09 deg/d
Q 3.079573454040994 4.0798e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      6173 days (16.90 yr)  
   first obs. used      2002-11-28  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62821  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:48:31  

Additional Information
 Earth MOID = 1.29973 au 
 Jupiter MOID = 1.9928 au 
 T_jup = 3.357 
[ 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 17.1   n/a MPO495392  

487823 (2015 TN66)          Discovered 2004-Apr-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2015 TN66 = 2004 HD24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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