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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2428837249831391 7.4309e-08  
a 2.307918986639427 1.056e-08 au
q 1.747363026205131 1.7212e-07 au
i 3.651826061374331 4.1555e-06 deg
node 43.96982584737401 0.00010931 deg
peri 303.7013703224414 0.00010975 deg
M 117.5891356285711 1.0242e-05 deg
tp 2458582.194125098833
(2019-Apr-08.69412510)
3.5025e-05 TDB
period 1280.646499861087
3.51
8.7892e-06
2.406e-08
d
yr
n .2811080185195912 1.9293e-09 deg/d
Q 2.868474947073723 1.3124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      6719 days (18.40 yr)  
   first obs. used      2001-08-12  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54081  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 23:10:46  

Additional Information
 Earth MOID = .7442 au 
 Jupiter MOID = 2.56062 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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