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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3334249186393626 8.3435e-08  
a 3.054714206707531 4.6842e-08 au
q 2.036196370869567 2.5678e-07 au
i 12.87024215501747 1.7183e-05 deg
node 1.190043245211999 4.2265e-05 deg
peri 278.2260812736565 4.9524e-05 deg
M 255.3851545275508 3.1509e-05 deg
tp 2459167.189441587904
(2020-Nov-13.68944159)
0.00018033 TDB
period 1950.088422444517
5.34
4.4855e-05
1.228e-07
d
yr
n .1846070136392713 4.2462e-09 deg/d
Q 4.073232042545495 6.246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      8922 days (24.43 yr)  
   first obs. used      1994-09-05  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55988  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:44:32  

Additional Information
 Earth MOID = 1.06776 au 
 Jupiter MOID = 1.50457 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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