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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829939353237905 8.7755e-08  
a 2.632188159912142 1.1642e-08 au
q 2.150513690017132 2.3466e-07 au
i 15.23507420438111 9.4369e-06 deg
node 340.4442613590307 1.454e-05 deg
peri 15.06895758381766 2.2137e-05 deg
M 59.93376188144464 1.303e-05 deg
tp 2459136.817393855143
(2020-Oct-14.31739386)
5.6186e-05 TDB
period 1559.817626617087
4.27
1.0349e-05
2.833e-08
d
yr
n .2307962122346081 1.5312e-09 deg/d
Q 3.113862629807151 1.3773e-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-Jul-09 12:05:50  

Additional Information
 Earth MOID = 1.1472 au 
 Jupiter MOID = 2.33047 au 
 T_jup = 3.326 
[ 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 16.04   n/a E2021B25  

385444 (2003 QU26)          Discovered 2003-Aug-22 by NEAT at Haleakala
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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