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120585 (1995 SA24)
Classification: Main-belt Asteroid          SPK-ID: 2120585
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07506785750210269 4.4924e-08  
a 2.720591648947501 1.6213e-08 au
q 2.5163626627229 1.1955e-07 au
i 3.635089776313011 5.1778e-06 deg
node 151.9083636791871 7.3619e-05 deg
peri 347.5829170943684 8.1338e-05 deg
M 51.85476006651939 3.411e-05 deg
tp 2458764.408910600726
(2019-Oct-07.90891060)
0.00015493 TDB
period 1639.054776740064
4.49
1.4651e-05
4.011e-08
d
yr
n .2196387851759344 1.9633e-09 deg/d
Q 2.924820635172103 1.743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      504  
   data-arc span      8983 days (24.59 yr)  
   first obs. used      1995-09-19  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55897  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:38:37  

Additional Information
 Earth MOID = 1.52954 au 
 Jupiter MOID = 2.0789 au 
 T_jup = 3.352 
[ 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 16.0   n/a MPO469250  
diameter diameter 3.604 km 0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120585 (1995 SA24)          Discovered 1995-Sep-19 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1995 SA24 = 2000 WJ168 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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