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173979 (2001 XK135)
Classification: Main-belt Asteroid          SPK-ID: 2173979
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1025475756356362 4.0892e-08  
a 3.10909370637921 3.0022e-08 au
q 2.790263684366007 1.2434e-07 au
i 11.38246395598709 5.213e-06 deg
node 86.56969816264251 2.9443e-05 deg
peri 32.94366724673059 4.3309e-05 deg
M 97.34461354076015 3.231e-05 deg
tp 2458459.049737170965
(2018-Dec-06.54973717)
0.00017719 TDB
period 2002.392197456665
5.48
2.9003e-05
7.941e-08
d
yr
n .1797849594386421 2.604e-09 deg/d
Q 3.427923728392412 3.31e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      6732 days (18.43 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50367  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:34:20  

Additional Information
 Earth MOID = 1.81424 au 
 Jupiter MOID = 1.74067 au 
 T_jup = 3.181 
[ 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 15.2   n/a MPO493971  

173979 (2001 XK135)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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