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214458 (2005 SS99)
Classification: Main-belt Asteroid          SPK-ID: 2214458
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3336178294385317 7.2481e-08  
a 3.054180795402406 3.0175e-08 au
q 2.035251627727407 2.3529e-07 au
i 12.87239147462999 1.3174e-05 deg
node 1.186613766705739 3.032e-05 deg
peri 278.2749096055737 3.7987e-05 deg
M 329.2139245009702 1.8395e-05 deg
tp 2459167.221791828185
(2020-Nov-13.72179183)
0.00010046 TDB
period 1949.577660849895
5.34
2.8893e-05
7.91e-08
d
yr
n .1846553780489372 2.7366e-09 deg/d
Q 4.073109963077405 4.0242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      9366 days (25.64 yr)  
   first obs. used      1994-09-05  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56042  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:06:41  

Additional Information
 Earth MOID = 1.06735 au 
 Jupiter MOID = 1.50626 au 
 T_jup = 3.112 
[ 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 15.8   n/a MPO294357  
diameter diameter 2.865 km 0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214458 (2005 SS99)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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