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160940 (2002 AK5)
Classification: Main-belt Asteroid          SPK-ID: 2160940
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .247026736643256 1.0272e-07  
a 2.549955053794223 1.3668e-08 au
q 1.920047978268458 2.6885e-07 au
i 6.259357578046997 6.2036e-06 deg
node 91.41737564819353 4.5334e-05 deg
peri 338.2991657978794 4.6599e-05 deg
M 121.6115488367228 9.4073e-06 deg
tp 2458098.076974971276
(2017-Dec-10.57697497)
3.6807e-05 TDB
period 1487.295332889659
4.07
1.1958e-05
3.274e-08
d
yr
n .2420501107204832 1.9462e-09 deg/d
Q 3.179862129319988 1.7045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      7737 days (21.18 yr)  
   first obs. used      1998-03-04  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:33:32  

Additional Information
 Earth MOID = .935944 au 
 Jupiter MOID = 2.12745 au 
 T_jup = 3.389 
[ 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 16.1   n/a MPO338317  
diameter diameter 1.513 km 0.372 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.307   0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160940 (2002 AK5)          Discovered 2002-Jan-09 by Kobayashi, T. at Oizumi
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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