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215998 (2005 SH201)
Classification: Main-belt Asteroid          SPK-ID: 2215998
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1319697477789807 6.2899e-08  
a 3.124272111010729 3.517e-08 au
q 2.711962708527739 2.0368e-07 au
i 5.646023860008883 1.0728e-05 deg
node 181.2185402104153 5.9221e-05 deg
peri 73.1514453419579 7.0573e-05 deg
M 339.9601013768018 3.5112e-05 deg
tp 2459112.783185310779
(2020-Sep-20.28318531)
0.00019641 TDB
period 2017.073412990622
5.52
3.4059e-05
9.325e-08
d
yr
n .1784763993623041 3.0136e-09 deg/d
Q 3.536581513493718 3.9811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      6258 days (17.13 yr)  
   first obs. used      2003-03-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:24:22  

Additional Information
 Earth MOID = 1.70453 au 
 Jupiter MOID = 1.52931 au 
 T_jup = 3.194 
[ 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 15.9   n/a MPO433413  
diameter diameter 4.153 km 1.533 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215998 (2005 SH201)          Discovered 2005-Sep-30 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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