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JPL Small-Body Database Browser
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193856 (2001 QX123)
Classification: Main-belt Asteroid          SPK-ID: 2193856
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2426859217809793 8.1275e-08  
a 2.307528130755814 1.1911e-08 au
q 1.747523539307799 1.8876e-07 au
i 3.652244563442717 4.2575e-06 deg
node 43.97560316697765 0.00011254 deg
peri 303.6733774762858 0.00011298 deg
M 5.173126804675797 1.0057e-05 deg
tp 2458582.102044825845
(2019-Apr-08.60204483)
3.5699e-05 TDB
period 1280.321189248513
3.51
9.9129e-06
2.714e-08
d
yr
n .2811794438950921 2.177e-09 deg/d
Q 2.867532722203828 1.4801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6125 days (16.77 yr)  
   first obs. used      2001-08-12  
   last obs. used      2018-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53227  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 16:38:09  

Additional Information
 Earth MOID = .743456 au 
 Jupiter MOID = 2.5579 au 
 T_jup = 3.544 
[ 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 17.0   n/a MPO449957  

193856 (2001 QX123)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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