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243465 (2009 SN100)
Classification: Main-belt Asteroid          SPK-ID: 2243465
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 .2740312269197833 8.3028e-08  
a 2.323335576108417 1.8996e-08 au
q 1.686669077641046 1.9162e-07 au
i 10.45055473985396 6.5838e-06 deg
node 293.1893490887182 3.401e-05 deg
peri 17.06084386807021 3.5581e-05 deg
M 39.72099621206431 1.1787e-05 deg
tp 2458857.780284207424
(2020-Jan-09.28028421)
4.1613e-05 TDB
period 1293.499725208864
3.54
1.5864e-05
4.343e-08
d
yr
n .2783147092991227 3.4134e-09 deg/d
Q 2.960002074575788 2.4202e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      5588 days (15.30 yr)  
   first obs. used      2002-10-06  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5477  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:33:05  

Additional Information
 Earth MOID = .674768 au 
 Jupiter MOID = 2.32463 au 
 T_jup = 3.504 
[ 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 16.6   n/a MPO433595  
diameter diameter 1.975 km 0.455 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

243465 (2009 SN100)          Discovered 2009-Sep-18 by CSS at Catalina
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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