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268201 (2005 AK45)
Classification: Main-belt Asteroid          SPK-ID: 2268201
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2059863314978581 4.472e-08  
a 3.172691217930872 3.3288e-08 au
q 2.51916019297382 1.5467e-07 au
i 26.11488265608144 9.8121e-06 deg
node 349.1631302785655 1.0004e-05 deg
peri 100.5397940154026 2.519e-05 deg
M 285.8324382076468 2.1086e-05 deg
tp 2459425.757163330448
(2021-Jul-30.25716333)
0.00012177 TDB
period 2064.14468939365
5.65
3.2486e-05
8.894e-08
d
yr
n .1744063785110681 2.7448e-09 deg/d
Q 3.826222242887924 4.0145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      6243 days (17.09 yr)  
   first obs. used      2003-09-20  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55857  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:14:24  

Additional Information
 Earth MOID = 1.67726 au 
 Jupiter MOID = 1.70852 au 
 T_jup = 3.012 
[ 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 15.3   n/a MPO476132  
diameter diameter 4.403 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

268201 (2005 AK45)          Discovered 2005-Jan-15 by LINEAR at Socorro
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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