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173566 (2001 AA40)
Classification: Main-belt Asteroid          SPK-ID: 2173566
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09870923512398727 4.5162e-08  
a 2.262849244186182 9.3236e-09 au
q 2.039485126091671 1.04e-07 au
i 6.765158654089553 4.4574e-06 deg
node 82.19564806992398 3.3829e-05 deg
peri 318.1896387715747 3.8607e-05 deg
M 313.4127000951195 1.8881e-05 deg
tp 2459161.396611719064
(2020-Nov-07.89661172)
6.5218e-05 TDB
period 1243.316962715739
3.40
7.6843e-06
2.104e-08
d
yr
n .2895480483220167 1.7895e-09 deg/d
Q 2.486213362280693 1.0244e-08 au
  Orbit Determination Parameters
   # obs. used (total)      477  
   data-arc span      7235 days (19.81 yr)  
   first obs. used      2001-01-03  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57151  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:19:57  

Additional Information
 Earth MOID = 1.05391 au 
 Jupiter MOID = 2.84285 au 
 T_jup = 3.603 
[ 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 16.7   n/a MPO436861  

173566 (2001 AA40)          Discovered 2001-Jan-03 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 AA40 = 2003 UB83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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