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90166 (2003 AR6)
Classification: Main-belt Asteroid          SPK-ID: 2090166
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1922978192466755 5.3041e-08  
a 2.782564559593006 1.5104e-08 au
q 2.247483462870185 1.4783e-07 au
i 6.305846841179737 5.1947e-06 deg
node 311.779999812304 4.156e-05 deg
peri 241.6665004174189 4.2899e-05 deg
M 318.161731201703 1.2376e-05 deg
tp 2459593.532335850242
(2022-Jan-14.03233585)
5.906e-05 TDB
period 1695.377054152258
4.64
1.3804e-05
3.779e-08
d
yr
n .2123421448451839 1.7289e-09 deg/d
Q 3.317645656315827 1.8008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      943  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      2000-09-23  
   last obs. used      2021-05-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55828  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:52:56  

Additional Information
 Earth MOID = 1.25645 au 
 Jupiter MOID = 1.70317 au 
 T_jup = 3.297 
[ 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 14.88   n/a E2021B10  
rotation period rot_per 17.711 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

90166 (2003 AR6)          Discovered 2003-Jan-01 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2003 AR6 = 2000 SL281 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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