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JPL Small-Body Database Browser
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410918 (2009 SJ199)
Classification: Main-belt Asteroid          SPK-ID: 2410918
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .27020703467098 2.2111e-07  
a 2.978221108277979 5.4713e-08 au
q 2.173484814015667 6.9273e-07 au
i 13.90580359017961 8.1437e-06 deg
node 204.8614180084069 3.6863e-05 deg
peri 128.3447071696105 7.1186e-05 deg
M 335.2382033553395 3.3813e-05 deg
tp 2458729.625936655089
(2019-Sep-03.12593666)
0.00017361 TDB
period 1877.30066048564
5.14
5.1732e-05
1.416e-07
d
yr
n .1917647010824954 5.2843e-09 deg/d
Q 3.782957402540292 6.9496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      5512 days (15.09 yr)  
   first obs. used      2004-10-12  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57768  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:59:36  

Additional Information
 Earth MOID = 1.19438 au 
 Jupiter MOID = 1.8515 au 
 T_jup = 3.161 
[ 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 MPO495083  
diameter diameter 2.877 km 0.414 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

410918 (2009 SJ199)          Discovered 2009-Sep-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

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