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160606 (1999 TW25)
Classification: Main-belt Asteroid          SPK-ID: 2160606
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2112823297156053 4.0569e-08  
a 2.563587865208585 9.5946e-09 au
q 2.02194704861666 1.0496e-07 au
i .4606102726548296 4.2788e-06 deg
node 251.812575404159 0.00064735 deg
peri 115.0070877472034 0.00064752 deg
M 71.12770213658038 1.6335e-05 deg
tp 2458904.285021507780
(2020-Feb-24.78502151)
6.6883e-05 TDB
period 1499.238539330747
4.10
8.4167e-06
2.304e-08
d
yr
n .2401218955862103 1.348e-09 deg/d
Q 3.10522868180051 1.1622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      7799 days (21.35 yr)  
   first obs. used      1999-10-03  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51677  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:03  

Additional Information
 Earth MOID = 1.01914 au 
 Jupiter MOID = 2.35965 au 
 T_jup = 3.402 
[ 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 MPO449862  

160606 (1999 TW25)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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