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102428 (1999 TD201)
Classification: Main-belt Asteroid          SPK-ID: 2102428
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1717591612062459 4.1975e-08  
a 2.225467559804774 9.7811e-09 au
q 1.843223118440995 9.1285e-08 au
i 7.375236943840886 4.3886e-06 deg
node 271.9527930066953 4.1476e-05 deg
peri 17.15314914786943 4.5271e-05 deg
M 195.0902351511195 2.0411e-05 deg
tp 2459755.987384896331
(2022-Jun-25.48738490)
7.0193e-05 TDB
period 1212.635641958085
3.32
7.9944e-06
2.189e-08
d
yr
n .2968740053019516 1.9572e-09 deg/d
Q 2.607712001168553 1.1461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      632  
   data-arc span      8834 days (24.19 yr)  
   first obs. used      1996-11-10  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:31:25  

Additional Information
 Earth MOID = .826336 au 
 Jupiter MOID = 2.5542 au 
 T_jup = 3.616 
[ 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 16.2   n/a MPO436480  

102428 (1999 TD201)          Discovered 1999-Oct-13 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 TD201 = 2002 LR19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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