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410977 (2009 TW45)
Classification: Main-belt Asteroid          SPK-ID: 2410977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06431334404065447 6.2254e-08  
a 3.173052303168963 4.2545e-08 au
q 2.968982698736266 2.1146e-07 au
i 9.365773951227284 7.9217e-06 deg
node 38.66157821844762 3.8247e-05 deg
peri 26.26482281353131 7.0366e-05 deg
M 290.6803354975605 5.8892e-05 deg
tp 2459398.028458411576
(2021-Jul-02.52845841)
0.00033858 TDB
period 2064.497081100718
5.65
4.1522e-05
1.137e-07
d
yr
n .1743766088582022 3.5071e-09 deg/d
Q 3.377121907601659 4.5281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      6208 days (17.00 yr)  
   first obs. used      2003-10-19  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50383  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 13:47:42  

Additional Information
 Earth MOID = 1.98479 au 
 Jupiter MOID = 1.90557 au 
 T_jup = 3.178 
[ 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 16.0   n/a MPO455921  

410977 (2009 TW45)          Discovered 2009-Oct-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-10-09

[ show close-approach data ]
Alternate Designations
 2009 TW45 = 2009 WD39 = 2011 CL24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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