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385633 (2005 QD57)
Classification: Outer Main-belt Asteroid          SPK-ID: 2385633
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 .0928544207438962 8.78e-08  
a 3.212723098978323 6.9979e-08 au
q 2.914407556612156 2.7755e-07 au
i 22.09988887266286 1.042e-05 deg
node 328.7240794101984 2.0224e-05 deg
peri 344.7436053571043 5.2596e-05 deg
M 252.4798525399099 5.3591e-05 deg
tp 2459828.696801949117
(2022-Sep-06.19680195)
0.00032277 TDB
period 2103.334621872852
5.76
6.8722e-05
1.882e-07
d
yr
n .1711567889656324 5.5922e-09 deg/d
Q 3.511038641344491 7.6477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      5342 days (14.63 yr)  
   first obs. used      2005-08-06  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50736  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:04  

Additional Information
 Earth MOID = 1.90391 au 
 Jupiter MOID = 1.85392 au 
 T_jup = 3.069 
[ 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 15.61   n/a E2021B25  

385633 (2005 QD57)          Discovered 2005-Aug-29 by Ory, M. at Vicques
Reference: Last Updated: 2014-02-19

[ show close-approach data ]
Alternate Designations
 2005 QD57 = 2010 FC104 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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