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JPL Small-Body Database Browser
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173344 (1999 XB68)
Classification: Main-belt Asteroid          SPK-ID: 2173344
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1752179678392728 2.8876e-08  
a 2.462196122907785 1.2252e-08 au
q 2.030775121830146 7.2107e-08 au
i 2.286096350748432 7.927e-06 deg
node 157.2867259052576 0.00010011 deg
peri 293.6187658081797 0.00010525 deg
M 355.6909547811719 3.0125e-05 deg
tp 2458617.391217040442
(2019-May-13.89121704)
0.00011813 TDB
period 1411.179930994776
3.86
1.0533e-05
2.884e-08
d
yr
n .2551056687337007 1.9041e-09 deg/d
Q 2.893617123985424 1.4399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      21307 days (58.34 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56186  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:30:31  

Additional Information
 Earth MOID = 1.04868 au 
 Jupiter MOID = 2.30216 au 
 T_jup = 3.467 
[ 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 16.6   n/a MPO454190  

173344 (1999 XB68)          Discovered 1999-Dec-07 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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