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160066 (1999 XS236)
Classification: Main-belt Asteroid          SPK-ID: 2160066
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1663671880016069 4.6608e-08  
a 2.656319971559721 1.5055e-08 au
q 2.214395487458821 1.2975e-07 au
i 13.18082377759366 4.2119e-06 deg
node 269.3159011843206 1.9433e-05 deg
peri 87.79196625047092 2.3241e-05 deg
M 309.0322685888128 1.2257e-05 deg
tp 2459224.378202246480
(2021-Jan-09.87820225)		 5.4449e-05 TDB
period 1581.31724872185
4.33		 1.3443e-05
3.68e-08		 d
yr
n .2276583021471381 1.9354e-09 deg/d
Q 3.09824445566062 1.756e-08 au
   Orbit Determination Parameters
   # obs. used (total)      449  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      1999-10-14  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55376  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 12:18:10  

Additional Information
 Earth MOID = 1.25721 au 
 Jupiter MOID = 2.47116 au 
 T_jup = 3.331 
[ 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 MPO396303  

160066 (1999 XS236)          Discovered 1999-Dec-05 by LONEOS at Anderson Mesa
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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