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385444 (2003 QU26)
Classification: Main-belt Asteroid          SPK-ID: 2385444
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829856647646948 8.7732e-08  
a 2.631941427000184 1.1716e-08 au
q 2.150333875358816 2.3468e-07 au
i 15.23514323119829 9.437e-06 deg
node 340.4452835994603 1.4541e-05 deg
peri 15.02931763558456 2.2136e-05 deg
M 14.72505405553419 1.2979e-05 deg
tp 2459136.707862589289
(2020-Oct-14.20786259)
5.6167e-05 TDB
period 1559.59831327239
4.27
1.0414e-05
2.851e-08
d
yr
n .2308286671871544 1.5413e-09 deg/d
Q 3.113548978641552 1.386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      452  
   data-arc span      7757 days (21.24 yr)  
   first obs. used      1999-10-14  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46805  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:23  

Additional Information
 Earth MOID = 1.14609 au 
 Jupiter MOID = 2.33046 au 
 T_jup = 3.326 
[ 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 16.04   n/a E2021B25  

385444 (2003 QU26)          Discovered 2003-Aug-22 by NEAT at Haleakala
Reference: Last Updated: 2014-02-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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