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66689 (1999 TU52)
Classification: Main-belt Asteroid          SPK-ID: 2066689
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .172712584544321 4.1556e-08  
a 2.443502077643669 9.7128e-09 au
q 2.021478518474413 9.8046e-08 au
i 2.773685142200202 4.4769e-06 deg
node 159.7072856288901 8.4842e-05 deg
peri 237.3409655478935 8.6345e-05 deg
M 99.67500993818726 1.6174e-05 deg
tp 2458614.220836114852
(2019-May-10.72083611)
6.1575e-05 TDB
period 1395.139053258088
3.82
8.3184e-06
2.277e-08
d
yr
n .2580387948852029 1.5385e-09 deg/d
Q 2.865525636812925 1.139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      890  
   data-arc span      7533 days (20.62 yr)  
   first obs. used      1999-09-06  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51589  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:02:21  

Additional Information
 Earth MOID = 1.03017 au 
 Jupiter MOID = 2.55471 au 
 T_jup = 3.478 
[ 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 15.4   n/a MPO449423  

66689 (1999 TU52)          Discovered 1999-Oct-06 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TU52 = 2001 AK41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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