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102484 (1999 TU256)
Classification: Main-belt Asteroid          SPK-ID: 2102484
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832775561076706 3.5796e-08  
a 2.436817206244306 1.0384e-08 au
q 1.990203304002728 8.8686e-08 au
i 4.689022929754101 6.2649e-06 deg
node 175.57128972813 4.3501e-05 deg
peri 229.0592660351361 4.6892e-05 deg
M 128.4234520929042 1.7484e-05 deg
tp 2458504.850474540903
(2019-Jan-21.35047454)
6.6209e-05 TDB
period 1389.417791356302
3.80
8.8814e-06
2.432e-08
d
yr
n .2591013316797825 1.6562e-09 deg/d
Q 2.883431108485884 1.2288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      394  
   data-arc span      7557 days (20.69 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54877  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:54:30  

Additional Information
 Earth MOID = 1.00273 au 
 Jupiter MOID = 2.52159 au 
 T_jup = 3.476 
[ 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 16.74   n/a E2021B55  

102484 (1999 TU256)          Discovered 1999-Oct-09 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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