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JPL Small-Body Database Browser
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193881 (2001 QT180)
Classification: Main-belt Asteroid          SPK-ID: 2193881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .2245843371811235 1.0963e-07  
a 2.286409893647105 1.6259e-08 au
q 1.772918043158006 2.4457e-07 au
i 10.40121552668734 8.6008e-06 deg
node 52.32801114372696 3.1959e-05 deg
peri 307.499652161941 3.4709e-05 deg
M 23.98718904022863 1.5412e-05 deg
tp 2458516.359242037903
(2019-Feb-01.85924204)
5.3534e-05 TDB
period 1262.785431654986
3.46
1.347e-05
3.688e-08
d
yr
n .2850840617698526 3.0409e-09 deg/d
Q 2.799901744136203 1.991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      224  
   data-arc span      5707 days (15.62 yr)  
   first obs. used      2001-08-12  
   last obs. used      2017-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62212  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 05:46:01  

Additional Information
 Earth MOID = .7921 au 
 Jupiter MOID = 2.69441 au 
 T_jup = 3.546 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO299991  

193881 (2001 QT180)          Discovered 2001-Aug-26 by NEAT at Palomar
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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