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70415 (1999 SJ11)
Classification: Main-belt Asteroid          SPK-ID: 2070415
[ 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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06280698852714943 3.6351e-08  
a 2.668719416207286 1.3659e-08 au
q 2.501105186451374 9.2978e-08 au
i 6.241631549037481 3.6303e-06 deg
node 92.03158632994773 3.6001e-05 deg
peri 36.39339766654242 5.4199e-05 deg
M 170.8883851575599 4.3251e-05 deg
tp 2458244.602611445002
(2018-May-06.10261144)		 0.0001885 TDB
period 1592.402313527046
4.36		 1.2225e-05
3.347e-08		 d
yr
n .2260735223391056 1.7356e-09 deg/d
Q 2.836333645963198 1.4517e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1398  
   data-arc span      10003 days (27.39 yr)  
   first obs. used      1993-05-21  
   last obs. used      2020-10-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:00:46  

Additional Information
 Earth MOID = 1.51961 au 
 Jupiter MOID = 2.20311 au 
 T_jup = 3.371 
[ 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 14.4   n/a MPO474582  
diameter diameter 3.355 km 0.626 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.359   0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70415 (1999 SJ11)          Discovered 1999-Sep-30 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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