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JPL Small-Body Database Browser
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379251 (2009 TW19)
Classification: Main-belt Asteroid          SPK-ID: 2379251
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05967834975728127 7.4047e-08  
a 2.536459021932621 3.6896e-08 au
q 2.385087333276715 1.9692e-07 au
i 1.58486624123373 7.88e-06 deg
node 62.95921400775605 0.00030837 deg
peri 228.0424529753263 0.0003237 deg
M 322.8424336243766 9.9028e-05 deg
tp 2459152.794761101626
(2020-Oct-30.29476110)
0.00040543 TDB
period 1475.503358921621
4.04
3.2195e-05
8.815e-08
d
yr
n .2439845343782258 5.3236e-09 deg/d
Q 2.687830710588528 3.9098e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      4872 days (13.34 yr)  
   first obs. used      2005-10-25  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68959  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:34:24  

Additional Information
 Earth MOID = 1.36919 au 
 Jupiter MOID = 2.39791 au 
 T_jup = 3.445 
[ 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 17.6   n/a MPO427884  

379251 (2009 TW19)          Discovered 2009-Oct-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

Alternate Designations
 2009 TW19 = 2005 UF281 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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