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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1922597696219797 4.8082e-08  
a 2.68901065216877 1.4397e-08 au
q 2.172022083671753 1.3586e-07 au
i 10.99679250036722 4.285e-06 deg
node 279.1943310323098 2.4145e-05 deg
peri 130.4013593849299 2.8121e-05 deg
M 322.6587780614703 1.5951e-05 deg
tp 2459367.560291769179
(2021-Jun-02.06029177)
7.2017e-05 TDB
period 1610.598205273209
4.41
1.2935e-05
3.541e-08
d
yr
n .223519434469339 1.7951e-09 deg/d
Q 3.205999220665787 1.7165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      8208 days (22.47 yr)  
   first obs. used      1998-07-31  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50177  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:02:16  

Additional Information
 Earth MOID = 1.20056 au 
 Jupiter MOID = 2.20572 au 
 T_jup = 3.320 
[ 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 14.63   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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