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249156 (2008 AK136)
Classification: Main-belt Asteroid          SPK-ID: 2249156
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09288903367089588 4.1835e-08  
a 3.140164803701778 4.0394e-08 au
q 2.848477929518561 1.4671e-07 au
i 10.49739435565878 6.2881e-06 deg
node 22.13220930044192 2.3874e-05 deg
peri 275.5435384577876 4.1814e-05 deg
M 273.3071457514851 3.5141e-05 deg
tp 2459489.949501099574
(2021-Oct-02.44950110)
0.00020177 TDB
period 2032.483783389392
5.56
3.9218e-05
1.074e-07
d
yr
n .1771231844219982 3.4177e-09 deg/d
Q 3.431851677884994 4.4147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      6257 days (17.13 yr)  
   first obs. used      2003-03-11  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51835  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:41:01  

Additional Information
 Earth MOID = 1.85869 au 
 Jupiter MOID = 1.82072 au 
 T_jup = 3.178 
[ 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 15.5   n/a MPO433632  
diameter diameter 5.886 km 0.264 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249156 (2008 AK136)          Discovered 2008-Jan-12 by LINEAR at Socorro
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 AK136 = 2010 GM92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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