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101264 (1998 SW105)
Classification: Main-belt Asteroid          SPK-ID: 2101264
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 .1467579829469708 5.1472e-08  
a 3.066996919752997 2.2845e-08 au
q 2.616890638105474 1.6245e-07 au
i 11.29770452428894 6.5298e-06 deg
node 178.1572179750591 2.0511e-05 deg
peri 221.0730649630347 2.6918e-05 deg
M 349.6743108983159 1.779e-05 deg
tp 2459056.771045003649
(2020-Jul-26.27104500)
9.7106e-05 TDB
period 1961.861915638136
5.37
2.192e-05
6.001e-08
d
yr
n .183499153090447 2.0503e-09 deg/d
Q 3.51710320140052 2.6198e-08 au
  Orbit Determination Parameters
   # obs. used (total)      460  
   data-arc span      8984 days (24.60 yr)  
   first obs. used      1996-03-27  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55943  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:31  

Additional Information
 Earth MOID = 1.63517 au 
 Jupiter MOID = 1.97336 au 
 T_jup = 3.186 
[ 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 15.0   n/a MPO439693  
diameter diameter 3.089 km 0.486 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.203   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101264 (1998 SW105)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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