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193306 (2000 SD285)
Classification: Outer Main-belt Asteroid          SPK-ID: 2193306
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2281970888823926 4.5068e-08  
a 3.989841571071294 6.0367e-08 au
q 3.079371339450874 1.7842e-07 au
i 17.1868678870243 6.4976e-06 deg
node 247.2040967856191 2.4103e-05 deg
peri 211.7972866641171 2.9383e-05 deg
M 115.1950529270162 1.7024e-05 deg
tp 2458069.042098219875
(2017-Nov-11.54209822)
0.00013479 TDB
period 2910.930948165768
7.97
6.6064e-05
1.809e-07
d
yr
n .1236717759405604 2.8068e-09 deg/d
Q 4.900311802691715 7.4142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      475  
   data-arc span      7168 days (19.62 yr)  
   first obs. used      2000-09-08  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51624  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 05:32:21  

Additional Information
 Earth MOID = 2.11107 au 
 Jupiter MOID = .553055 au 
 T_jup = 2.933 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO234153  
diameter diameter 11.435 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.078   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

193306 (2000 SD285)          Discovered 2000-Sep-23 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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