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102465 (1999 TB231)
Classification: Main-belt Asteroid          SPK-ID: 2102465
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0920614400826779 4.7901e-08  
a 3.106486711380564 3.6433e-08 au
q 2.820499071133167 1.6565e-07 au
i 16.48703395896211 7.0889e-06 deg
node 34.69876376118136 1.6151e-05 deg
peri 272.4692130743018 4.7485e-05 deg
M 330.5801642067509 4.9018e-05 deg
tp 2459163.933251377738
(2020-Nov-10.43325138)
0.00027383 TDB
period 1999.874197444919
5.48
3.5182e-05
9.632e-08
d
yr
n .1800113229421848 3.1668e-09 deg/d
Q 3.39247435162796 3.9787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      7597 days (20.80 yr)  
   first obs. used      1999-10-05  
   last obs. used      2020-07-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:54:37  

Additional Information
 Earth MOID = 1.86965 au 
 Jupiter MOID = 1.88936 au 
 T_jup = 3.151 
[ 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 14.60   n/a E2021B55  
diameter diameter 7.233 km 0.219 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102465 (1999 TB231)          Discovered 1999-Oct-05 by CSS at Catalina
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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