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359325 (2009 KQ18)
Classification: Main-belt Asteroid          SPK-ID: 2359325
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635899728794293 8.7188e-08  
a 2.618864370183818 3.6758e-08 au
q 2.190444418890543 2.4552e-07 au
i 17.14336473241199 8.3456e-06 deg
node 199.5710821499471 1.6164e-05 deg
peri 357.8538872878324 2.4467e-05 deg
M 151.9063544602875 2.2454e-05 deg
tp 2457947.307216270544
(2017-Jul-12.80721627)
8.6276e-05 TDB
period 1547.989239673832
4.24
3.2591e-05
8.923e-08
d
yr
n .2325597560845148 4.8963e-09 deg/d
Q 3.047284321477093 4.2771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      4775 days (13.07 yr)  
   first obs. used      2006-10-02  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59178  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:16:03  

Additional Information
 Earth MOID = 1.18902 au 
 Jupiter MOID = 1.91247 au 
 T_jup = 3.324 
[ 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 16.8   n/a MPO455593  
diameter diameter 2.889 km 0.390 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359325 (2009 KQ18)          Discovered 2009-May-27 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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