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523591 (2001 QD298)
Classification: TransNeptunian Object          SPK-ID: 2523591
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06097381359853973 2.156e-05  
a 42.91400180277688 0.0019416 au
q 40.29737145608696 0.0010959 au
i 5.024267847094277 8.7619e-06 deg
node 70.57258791501393 0.0010621 deg
peri 202.4891133175524 0.026324 deg
M 65.83269592057269 0.026975 deg
tp 2440223.072706615749
(1969-Jan-01.57270662)
6.4486 TDB
period 102682.6219265596
281.13
6.9686
0.01908
d
yr
n .003505948652708519 2.3793e-07 deg/d
Q 45.5306321494668 0.00206 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      6252 days (17.12 yr)  
   first obs. used      2000-08-28  
   last obs. used      2017-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .51168  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:51:50  

Additional Information
 Earth MOID = 39.2817 au 
 Jupiter MOID = 35.0413 au 
 T_jup = 5.832 
[ 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 6.4   n/a MPO450743  

523591 (2001 QD298)          Discovered 2001-Aug-19 by Buie, M. W. at Cerro Tololo
Reference: Last Updated: 2018-10-01
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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