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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .192492674355894 5.5938e-08  
a 2.690828184413409 1.7911e-08 au
q 2.172863470963457 1.5234e-07 au
i 10.99798044493072 5.487e-06 deg
node 279.2011404382447 3.1831e-05 deg
peri 130.2224468402599 3.4629e-05 deg
M 278.1563344418527 1.6849e-05 deg
tp 2459367.030357147911
(2021-Jun-01.53035715)
7.7558e-05 TDB
period 1612.231413065208
4.41
1.6097e-05
4.407e-08
d
yr
n .22329300687397 2.2295e-09 deg/d
Q 3.20879289786336 2.1359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      7668 days (20.99 yr)  
   first obs. used      1998-07-31  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56367  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:22:48  

Additional Information
 Earth MOID = 1.2022 au 
 Jupiter MOID = 2.20361 au 
 T_jup = 3.319 
[ 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 14.6   n/a MPO396308  

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

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