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160658 (1999 XT153)
Classification: Main-belt Asteroid          SPK-ID: 2160658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1922597696006275 4.8067e-08  
a 2.68901065117912 1.4381e-08 au
q 2.172022082929789 1.3581e-07 au
i 10.99679251820557 4.2801e-06 deg
node 279.1943311203742 2.4142e-05 deg
peri 130.4013596144672 2.8109e-05 deg
M 322.6587777773 1.592e-05 deg
tp 2459367.560292948298
(2021-Jun-02.06029295)
7.1875e-05 TDB
period 1610.598204384075
4.41
1.292e-05
3.537e-08
d
yr
n .2235194345927334 1.7931e-09 deg/d
Q 3.205999219428451 1.7146e-08 au
  Orbit Determination Parameters
   # obs. used (total)      940  
   data-arc span      8232 days (22.54 yr)  
   first obs. used      1998-07-31  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49844  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:15  

Additional Information
 Earth MOID = 1.20056 au 
 Jupiter MOID = 2.20572 au 
 T_jup = 3.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457901.5 (2017-May-28.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1953256629518954 4.8543e-08  
q 2.162787628054664 1.3757e-07 au
tp 2457753.140458952962
(2016-Dec-30.64045895)
6.3996e-05 TDB
node 279.2713747336368 2.4196e-05 deg
peri 129.7180275150486 2.7913e-05 deg
i 10.98765832484093 4.2718e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      940  
   data-arc span      8232 days (22.54 yr)  
   first obs. used      1998-07-31  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49844  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:15  

Additional Information
 Jupiter MOID = 2.20572 au 
 T_jup = 3.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.356387852707261E-15 -6.661238122782118E-15 -1.315958406605809E-12 1.489297667484472E-14 -1.82066013074577E-13 -4.820839623627771E-15
q -6.661238122782118E-15 1.892501419438899E-14 3.818538366586596E-12 -4.210446331922981E-14 5.369377809482932E-13 1.461149016686213E-14
tp -1.315958406605809E-12 3.818538366586596E-12 4.095485838024625E-9 -3.364855268686357E-11 9.058907253832082E-10 9.528446113289288E-12
node 1.489297667484472E-14 -4.210446331922981E-14 -3.364855268686357E-11 5.854260858210879E-10 -5.812306328854769E-10 3.249914286183589E-11
peri -1.82066013074577E-13 5.369377809482932E-13 9.058907253832082E-10 -5.812306328854769E-10 7.791604301200094E-10 -3.005741554666276E-11
i -4.820839623627771E-15 1.461149016686213E-14 9.528446113289288E-12 3.249914286183589E-11 -3.005741554666276E-11 1.824797616554674E-11

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 14.63   n/a E2021B55  

160658 (1999 XT153)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1999 XT153 = 1998 QS66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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