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120387 (2005 QL38)
Classification: Main-belt Asteroid          SPK-ID: 2120387
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2061719495732701 3.7707e-08  
a 2.375597306266378 1.1173e-08 au
q 1.88581577823243 9.4184e-08 au
i 1.831711700212977 6.4837e-06 deg
node 194.8525544537176 0.00012207 deg
peri 89.07427375947186 0.0001232 deg
M 59.40489737436791 1.5488e-05 deg
tp 2458779.812663945497
(2019-Oct-23.31266395)
5.7252e-05 TDB
period 1337.388742193183
3.66
9.4348e-06
2.583e-08
d
yr
n .2691812699197963 1.899e-09 deg/d
Q 2.865378834300326 1.3476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      7509 days (20.56 yr)  
   first obs. used      1998-10-18  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58429  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:57:56  

Additional Information
 Earth MOID = .870483 au 
 Jupiter MOID = 2.29176 au 
 T_jup = 3.512 
[ 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 16.5   n/a MPO245018  

120387 (2005 QL38)          Discovered 2005-Aug-25 by NEAT at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2005 QL38 = 2004 FO160 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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