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359356 (2009 TT42)
Classification: Main-belt Asteroid          SPK-ID: 2359356
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4033367703852035 5.2203e-08  
a 3.071219758719761 3.7886e-08 au
q 1.832483900094509 1.567e-07 au
i 19.94563088085874 1.5303e-05 deg
node 33.89270789305655 2.1584e-05 deg
peri 256.781731799212 2.8324e-05 deg
M 60.18114391631968 1.783e-05 deg
tp 2458671.858272837834
(2019-Jul-07.35827284)
9.4257e-05 TDB
period 1965.915136855625
5.38
3.6377e-05
9.959e-08
d
yr
n .1831208241144124 3.3884e-09 deg/d
Q 4.309955617345014 5.3167e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      5845 days (16.00 yr)  
   first obs. used      2003-10-22  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 08:46:27  

Additional Information
 Earth MOID = .931524 au 
 Jupiter MOID = 1.62446 au 
 T_jup = 3.016 
[ 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 15.6   n/a MPO494868  

359356 (2009 TT42)          Discovered 2009-Oct-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2009 TT42 = 2003 UN253 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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