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102254 (1999 TO28)
Classification: Main-belt Asteroid          SPK-ID: 2102254
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1930994365747664 5.2954e-08  
a 2.380242366529843 1.6965e-08 au
q 1.920618906641541 1.2618e-07 au
i 1.430830659481996 5.246e-06 deg
node 302.6079355414013 0.00028001 deg
peri 15.83576189803538 0.00028139 deg
M 311.3376497817861 3.4904e-05 deg
tp 2459381.809590761240
(2021-Jun-16.30959076)		 0.00013134 TDB
period 1341.3131996575
3.67		 1.434e-05
3.926e-08		 d
yr
n .2683936906696548 2.8694e-09 deg/d
Q 2.839865826418144 2.0241e-08 au
   Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      7536 days (20.63 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59444  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:06:51  

Additional Information
 Earth MOID = .90548 au 
 Jupiter MOID = 2.46011 au 
 T_jup = 3.513 
[ 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 16.58   n/a E2021B55  

102254 (1999 TO28)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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