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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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07506785722974327 4.4838e-08  
a 2.720591649219438 1.6035e-08 au
q 2.516362663715401 1.1915e-07 au
i 3.63509018125527 5.1384e-06 deg
node 151.9083583773203 7.3134e-05 deg
peri 347.582922751654 8.084e-05 deg
M 51.85475960674076 3.3895e-05 deg
tp 2458764.408912658669
(2019-Oct-07.90891266)
0.00015398 TDB
period 1639.054776985811
4.49
1.4491e-05
3.967e-08
d
yr
n .2196387851430034 1.9418e-09 deg/d
Q 2.924820634723474 1.7239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      511  
   data-arc span      9012 days (24.67 yr)  
   first obs. used      1995-09-19  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5577  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:56:11  

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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