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146744 (2001 XZ118)
Classification: Main-belt Asteroid          SPK-ID: 2146744
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1379777066379386 5.3547e-08  
a 3.048669186567235 2.4708e-08 au
q 2.628020803906938 1.6182e-07 au
i 8.460393669087171 6.733e-06 deg
node 73.23646465481397 3.4789e-05 deg
peri 13.56028113086538 4.0922e-05 deg
M 191.1546830655678 2.383e-05 deg
tp 2459912.406681262470
(2022-Nov-28.90668126)
0.0001351 TDB
period 1944.302697965694
5.32
2.3636e-05
6.471e-08
d
yr
n .1851563547058103 2.2509e-09 deg/d
Q 3.469317569227532 2.8117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      424  
   data-arc span      7201 days (19.72 yr)  
   first obs. used      2000-09-27  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59983  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:25:19  

Additional Information
 Earth MOID = 1.64509 au 
 Jupiter MOID = 1.77185 au 
 T_jup = 3.207 
[ 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 15.1   n/a MPO436736  

146744 (2001 XZ118)          Discovered 2001-Dec-13 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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