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115445 (2003 TF9)
Classification: Main-belt Asteroid          SPK-ID: 2115445
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1041184053868056 3.5202e-08  
a 3.080432867916349 1.974e-08 au
q 2.759703109807794 1.1072e-07 au
i 11.43271631503063 4.8606e-06 deg
node 315.2046477493687 2.0969e-05 deg
peri 100.6336622369555 3.6393e-05 deg
M 42.5536262247004 2.7073e-05 deg
tp 2458967.073518623440
(2020-Apr-27.57351862)
0.00014859 TDB
period 1974.767857663421
5.41
1.8982e-05
5.197e-08
d
yr
n .182299908621137 1.7523e-09 deg/d
Q 3.401162626024903 2.1795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      713  
   data-arc span      9907 days (27.12 yr)  
   first obs. used      1994-01-21  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44919  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:36  

Additional Information
 Earth MOID = 1.80029 au 
 Jupiter MOID = 1.93422 au 
 T_jup = 3.189 
[ 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 14.89   n/a MPCxxxxx  
diameter diameter 4.741 km 0.577 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115445 (2003 TF9)          Discovered 2003-Oct-04 by Spacewatch at Kitt Peak
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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