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109384 (2001 QJ166)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109384
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02422041444966774 4.9105e-08  
a 3.242627155759572 3.5608e-08 au
q 3.164089382141329 1.5076e-07 au
i 4.547281887957054 4.684e-06 deg
node 51.92758175777151 6.0509e-05 deg
peri 150.3512294648171 0.00010855 deg
M 200.7409410422956 9.0937e-05 deg
tp 2459944.008016415176
(2022-Dec-30.50801642)
0.00054067 TDB
period 2132.769640436404
5.84
3.5131e-05
9.618e-08
d
yr
n .1687946007738263 2.7804e-09 deg/d
Q 3.321164929377817 3.6471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      570  
   data-arc span      6645 days (18.19 yr)  
   first obs. used      2001-08-19  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55794  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:51:48  

Additional Information
 Earth MOID = 2.15999 au 
 Jupiter MOID = 1.63711 au 
 T_jup = 3.178 
[ 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 14.8   n/a MPO493617  
diameter diameter 6.674 km 0.352 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109384 (2001 QJ166)          Discovered 2001-Aug-24 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QJ166 = 2003 YB80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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