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249267 (2008 SC128)
Classification: Main-belt Asteroid          SPK-ID: 2249267
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01169573041905576 9.4025e-08  
a 2.790341447306988 3.3261e-08 au
q 2.757706365962167 2.5983e-07 au
i 3.235720288124051 7.4611e-06 deg
node 272.4669749980445 0.00018258 deg
peri 204.6827462844818 0.00050481 deg
M 9.358990159040646 0.00046762 deg
tp 2458556.240047668706
(2019-Mar-13.74004767)
0.0022114 TDB
period 1702.489538775105
4.66
3.0441e-05
8.334e-08
d
yr
n .211455043805444 3.7809e-09 deg/d
Q 2.822976528651808 3.365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      8838 days (24.20 yr)  
   first obs. used      1994-10-28  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56481  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:12:27  

Additional Information
 Earth MOID = 1.77459 au 
 Jupiter MOID = 2.17585 au 
 T_jup = 3.327 
[ 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 16.4   n/a MPO422968  
diameter diameter 3.442 km 0.558 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249267 (2008 SC128)          Discovered 2008-Sep-22 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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