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249578 (1995 SS24)
Classification: Main-belt Asteroid          SPK-ID: 2249578
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1323763488968215 5.4202e-08  
a 2.43802113736523 1.6442e-08 au
q 2.115284800667545 1.324e-07 au
i 2.173507688987041 5.2117e-06 deg
node 69.4039027386078 0.00016411 deg
peri 252.12257487632 0.00016587 deg
M 208.6409516541715 2.5725e-05 deg
tp 2459585.102292990010
(2022-Jan-05.60229299)
0.00010164 TDB
period 1390.447599773137
3.81
1.4066e-05
3.851e-08
d
yr
n .2589094332348352 2.6191e-09 deg/d
Q 2.760757474062915 1.8618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      8902 days (24.37 yr)  
   first obs. used      1995-09-19  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58459  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:24:57  

Additional Information
 Earth MOID = 1.10381 au 
 Jupiter MOID = 2.52055 au 
 T_jup = 3.490 
[ 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 17.3   n/a MPO454851  
diameter diameter 1.501 km 0.350 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249578 (1995 SS24)          Discovered 1995-Sep-19 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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