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102488 (1999 TU260)
Classification: Main-belt Asteroid          SPK-ID: 2102488
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .150618708485251 3.9494e-08  
a 2.177465300162178 6.9731e-09 au
q 1.849498288880302 8.7504e-08 au
i 5.434203902838927 5.0664e-06 deg
node 341.4747727771356 3.566e-05 deg
peri 64.50731083993296 3.8625e-05 deg
M 200.3992238212398 1.5321e-05 deg
tp 2459720.804748566908
(2022-May-21.30474857)		 5.1086e-05 TDB
period 1173.614026001298
3.21		 5.6376e-06
1.543e-08		 d
yr
n .3067448002701375 1.4735e-09 deg/d
Q 2.505432311444055 8.0234e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1048  
   data-arc span      7538 days (20.64 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52969  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:33:22  

Additional Information
 Earth MOID = .865129 au 
 Jupiter MOID = 2.87813 au 
 T_jup = 3.663 
[ 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 15.76   n/a E2021B55  
diameter diameter 1.841 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.329   0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102488 (1999 TU260)          Discovered 1999-Oct-12 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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