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JPL Small-Body Database Browser
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193893 (2001 QF218)
Classification: Main-belt Asteroid          SPK-ID: 2193893
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456857661662874 6.2098e-08  
a 2.321806186217739 1.3792e-08 au
q 1.983552073088982 1.4768e-07 au
i 7.813909894729741 7.1679e-06 deg
node 150.1992561591033 3.2057e-05 deg
peri 221.6009252967586 3.9907e-05 deg
M 333.9647307898739 2.714e-05 deg
tp 2458693.953795600467
(2019-Jul-29.45379560)
9.782e-05 TDB
period 1292.222720826827
3.54
1.1514e-05
3.152e-08
d
yr
n .2785897463323152 2.4823e-09 deg/d
Q 2.660060299346496 1.5801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      6644 days (18.19 yr)  
   first obs. used      2000-05-04  
   last obs. used      2018-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:09:53  

Additional Information
 Earth MOID = .989003 au 
 Jupiter MOID = 2.80667 au 
 T_jup = 3.551 
[ 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 16.7   n/a MPO449957  

193893 (2001 QF218)          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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