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129298 (2005 SW131)
Classification: Main-belt Asteroid          SPK-ID: 2129298
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1875639052761811 5.3567e-08  
a 3.148502536776845 2.949e-08 au
q 2.557957105207017 1.7839e-07 au
i 1.171134447492001 6.403e-06 deg
node 356.5521867528822 0.00025607 deg
peri 338.0518066574774 0.00025662 deg
M 256.198884226812 1.7812e-05 deg
tp 2459588.874739813080
(2022-Jan-09.37473981)
0.00010476 TDB
period 2040.58409926477
5.59
2.8669e-05
7.849e-08
d
yr
n .176420075080321 2.4786e-09 deg/d
Q 3.739047968346673 3.5021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      7537 days (20.64 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56097  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:43:08  

Additional Information
 Earth MOID = 1.54813 au 
 Jupiter MOID = 1.64122 au 
 T_jup = 3.180 
[ 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 15.1   n/a MPO432772  
diameter diameter 4.300 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129298 (2005 SW131)          Discovered 2005-Sep-29 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2005 SW131 = 1999 RP77 = 2005 SQ243 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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