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173564 (2001 AD22)
Classification: Main-belt Asteroid          SPK-ID: 2173564
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1241197556893211 4.9372e-08  
a 2.313239647265653 1.2316e-08 au
q 2.026120907396189 1.1506e-07 au
i 4.111845853846902 6.1269e-06 deg
node 50.34926210895056 8.3405e-05 deg
peri 79.63039338624405 8.8159e-05 deg
M 52.87855938518616 2.8425e-05 deg
tp 2458411.741515565677
(2018-Oct-20.24151557)
0.00010103 TDB
period 1285.077641797355
3.52
1.0263e-05
2.81e-08
d
yr
n .2801387155849131 2.2373e-09 deg/d
Q 2.600358387135118 1.3845e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      6727 days (18.42 yr)  
   first obs. used      2000-11-29  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62053  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:08:17  

Additional Information
 Earth MOID = 1.04611 au 
 Jupiter MOID = 2.44357 au 
 T_jup = 3.569 
[ 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 MPO320788  
diameter diameter 2.389 km 0.719 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173564 (2001 AD22)          Discovered 2001-Jan-03 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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