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249473 (2009 KS10)
Classification: Main-belt Asteroid          SPK-ID: 2249473
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 .07244603067320234 5.9421e-08  
a 3.151131924855941 3.5321e-08 au
q 2.92284492477252 1.9739e-07 au
i 17.04347505690454 7.2556e-06 deg
node 183.1204587643213 1.8858e-05 deg
peri 334.7512557647556 5.1409e-05 deg
M 60.1531283674658 4.5125e-05 deg
tp 2458659.107462921189
(2019-Jun-24.60746292)
0.00025679 TDB
period 2043.140842111944
5.59
3.4353e-05
9.405e-08
d
yr
n .1761993067633442 2.9626e-09 deg/d
Q 3.379418924939361 3.788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      8002 days (21.91 yr)  
   first obs. used      1998-06-01  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57318  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:44:35  

Additional Information
 Earth MOID = 1.9369 au 
 Jupiter MOID = 1.60616 au 
 T_jup = 3.135 
[ 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 15.8   n/a MPO470661  
diameter diameter 5.106 km 1.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.027   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249473 (2009 KS10)          Discovered 2009-May-25 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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