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JPL Small-Body Database Browser
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503883 (2001 QF331)
Classification: TransNeptunian Object          SPK-ID: 2503883
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2498959275378682 7.2591e-05  
a 42.14323636995427 0.0052094 au
q 31.61181322783693 0.00098246 au
i 2.674739775979062 0.0001908 deg
node 156.8085133715728 0.0029624 deg
peri 248.9424347972061 0.009735 deg
M 347.2618972083433 0.0074541 deg
tp 2462136.339158850161
(2028-Dec-30.83915885)
1.4552 TDB
period 99928.70351303756
273.59
18.529
0.05073
d
yr
n .003602568504784326 6.6798e-07 deg/d
Q 52.67465951207161 0.0065112 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      6213 days (17.01 yr)  
   first obs. used      2000-08-26  
   last obs. used      2017-08-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .18659  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Nov-07 18:23:03  

Additional Information
 Earth MOID = 30.622 au 
 Jupiter MOID = 26.6188 au 
 T_jup = 5.629 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.8   n/a MPO419588  

503883 (2001 QF331)          Discovered 2001-Aug-19 by Buie, M. W. at Cerro Tololo
Reference: Last Updated: 2017-11-07
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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