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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06052777222876551 2.0464e-05  
a 42.7805537877063 0.0019286 au
q 40.19114217222356 0.001149 au
i 5.024512288327323 8.7224e-06 deg
node 70.53500771372038 0.0010637 deg
peri 199.585897668659 0.027205 deg
M 67.2985538130539 0.027801 deg
tp 2439494.434554283769
(1967-Jan-03.93455428)
6.6238 TDB
period 102204.0321930912
279.82
6.9113
0.01892
d
yr
n .003522365921139609 2.3819e-07 deg/d
Q 45.36996540318903 0.0020454 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 = 39.175 au 
 Jupiter MOID = 34.9223 au 
 T_jup = 5.824 
[ 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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