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308149 (2005 AK30)
Classification: Main-belt Asteroid          SPK-ID: 2308149
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2591734667541361 1.8963e-07  
a 2.578025713279921 3.4284e-08 au
q 1.90986985178786 5.0515e-07 au
i 13.55346747980531 7.948e-06 deg
node 30.46112589972126 2.1668e-05 deg
peri 22.05277285027012 2.5314e-05 deg
M 310.8677144213112 1.223e-05 deg
tp 2459206.844910111987
(2020-Dec-23.34491011)
5.4247e-05 TDB
period 1511.921677678601
4.14
3.016e-05
8.257e-08
d
yr
n .238107572181082 4.7498e-09 deg/d
Q 3.246181574771983 4.317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      7121 days (19.50 yr)  
   first obs. used      2001-02-03  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51374  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 19:56:44  

Additional Information
 Earth MOID = .926165 au 
 Jupiter MOID = 2.19698 au 
 T_jup = 3.340 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO437365  
diameter diameter 5.166 km 0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

308149 (2005 AK30)          Discovered 2005-Jan-09 by CSS at Catalina
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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