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102400 (1999 TW169)
Classification: Main-belt Asteroid          SPK-ID: 2102400
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2047444800586418 5.3272e-08  
a 2.440350800027988 1.3269e-08 au
q 1.940702444315567 1.2939e-07 au
i 1.842603334383853 5.4975e-06 deg
node 323.5674947548832 0.00010265 deg
peri 3.327812432890132 0.00010308 deg
M 237.5003179652545 9.263e-06 deg
tp 2459674.315515983574
(2022-Apr-04.81551598)		 3.8002e-05 TDB
period 1392.441048995584
3.81		 1.1357e-05
3.109e-08		 d
yr
n .2585387727973694 2.1087e-09 deg/d
Q 2.939999155740409 1.5986e-08 au
   Orbit Determination Parameters
   # obs. used (total)      488  
   data-arc span      8968 days (24.55 yr)  
   first obs. used      1995-09-02  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58973  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:54:59  

Additional Information
 Earth MOID = .927157 au 
 Jupiter MOID = 2.40246 au 
 T_jup = 3.472 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.62   n/a E2021B55  

102400 (1999 TW169)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 TW169 = 2002 JT125 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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