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216547 (2001 SS305)
Classification: Main-belt Asteroid          SPK-ID: 2216547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1008191906332877 4.2416e-08  
a 2.736028931568721 2.165e-08 au
q 2.460184709138703 1.1602e-07 au
i 4.805367069782504 4.616e-06 deg
node 232.5409317852641 5.7726e-05 deg
peri 39.74509704756911 6.3959e-05 deg
M 179.7821568150006 2.6877e-05 deg
tp 2458374.987715284537
(2018-Sep-13.48771528)
0.00012143 TDB
period 1653.02512642217
4.53
1.962e-05
5.372e-08
d
yr
n .217782533517315 2.5849e-09 deg/d
Q 3.011873153998737 2.3832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      335  
   data-arc span      7060 days (19.33 yr)  
   first obs. used      2001-09-20  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48901  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:55:17  

Additional Information
 Earth MOID = 1.44459 au 
 Jupiter MOID = 2.06599 au 
 T_jup = 3.340 
[ 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 16.15   n/a MPCxxxxx  
diameter diameter 3.213 km 0.584 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216547 (2001 SS305)          Discovered 2001-Sep-20 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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