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JPL Small-Body Database Browser
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193873 (2001 QX157)
Classification: Main-belt Asteroid          SPK-ID: 2193873
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .17200974953337 4.8441e-08  
a 2.198260718938573 1.7847e-08 au
q 1.820138443264903 9.9185e-08 au
i 1.844489677468747 5.9546e-06 deg
node 189.1888047522772 0.00015759 deg
peri 59.46943318341962 0.00015921 deg
M 339.0085112879623 2.8518e-05 deg
tp 2459069.915741170630
(2020-Aug-08.41574117)		 9.4883e-05 TDB
period 1190.46662979631
3.26		 1.4497e-05
3.969e-08		 d
yr
n .3024024285851645 3.6826e-09 deg/d
Q 2.576382994612243 2.0916e-08 au
   Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      6346 days (17.37 yr)  
   first obs. used      2001-08-23  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60343  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:59:23  

Additional Information
 Earth MOID = .807147 au 
 Jupiter MOID = 2.45095 au 
 T_jup = 3.647 
[ 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 16.9   n/a MPO459867  

193873 (2001 QX157)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
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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