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390894 (2005 AK50)
Classification: Main-belt Asteroid          SPK-ID: 2390894
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190881695052613 8.5222e-08  
a 2.653250438892115 3.1691e-08 au
q 2.146793497717299 2.3562e-07 au
i 14.1756712933744 9.1471e-06 deg
node 138.4708900205437 2.9537e-05 deg
peri 7.235440220961462 3.6016e-05 deg
M 182.6961678489899 1.9064e-05 deg
tp 2459777.966017722444
(2022-Jul-17.46601772)		 8.9567e-05 TDB
period 1578.577084231879
4.32		 2.8282e-05
7.743e-08		 d
yr
n .2280534815790594 4.0859e-09 deg/d
Q 3.159707380066931 3.774e-08 au
   Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      5721 days (15.66 yr)  
   first obs. used      2005-01-13  
   last obs. used      2020-09-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61366  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:37:35  

Additional Information
 Earth MOID = 1.15995 au 
 Jupiter MOID = 1.86237 au 
 T_jup = 3.320 
[ 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 17.2   n/a MPO342134  
diameter diameter 2.603 km 0.428 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390894 (2005 AK50)          Discovered 2005-Jan-13 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2005 AK50 = 2010 CT52 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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