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JPL Small-Body Database Browser
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379249 (2009 TZ17)
Classification: Main-belt Asteroid          SPK-ID: 2379249
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .163518079019003 3.6706e-07  
a 2.537741689640129 2.5533e-08 au
q 2.122775043503736 9.3851e-07 au
i 13.72819828867254 1.1203e-05 deg
node 141.3487677989095 8.7103e-05 deg
peri 286.4870516244454 0.00011362 deg
M 110.9665819480209 0.00010039 deg
tp 2458145.345064525566
(2018-Jan-26.84506453)
0.00040901 TDB
period 1476.622726358732
4.04
2.2285e-05
6.101e-08
d
yr
n .2437995796581972 3.6794e-09 deg/d
Q 2.952708335776522 2.9708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      6400 days (17.52 yr)  
   first obs. used      2001-11-17  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70536  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:18  

Additional Information
 Earth MOID = 1.18318 au 
 Jupiter MOID = 2.39576 au 
 T_jup = 3.389 
[ 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 16.5   n/a MPO339187  

379249 (2009 TZ17)          Discovered 2009-Oct-15 by CSS at Catalina
Reference: Last Updated: 2013-11-20

Alternate Designations
 2009 TZ17 = 2001 XJ257 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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