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JPL Small-Body Database Browser
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243484 (2009 TA23)
Classification: Jupiter Trojan          SPK-ID: 2243484
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 .05232545182866644 1.0907e-07  
a 5.273257103398458 3.3694e-07 au
q 4.997331542854409 7.1531e-07 au
i 13.26290067627746 9.8315e-06 deg
node 163.9730812108398 3.7213e-05 deg
peri 228.0357243014119 0.00013038 deg
M 288.4554203532651 0.000143 deg
tp 2459479.504466753965
(2021-Sep-22.00446675)
0.0018135 TDB
period 4422.99905309275
12.11
0.00042392
1.161e-06
d
yr
n .08139273729852432 7.801e-09 deg/d
Q 5.549182663942507 3.5457e-07 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      5610 days (15.36 yr)  
   first obs. used      2002-02-12  
   last obs. used      2017-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61033  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:33:09  

Additional Information
 Earth MOID = 4.01602 au 
 Jupiter MOID = .0329326 au 
 T_jup = 2.944 
[ 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 12.9   n/a MPO413138  
diameter diameter 12.568 km 0.972 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.071   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

243484 (2009 TA23)          Discovered 2009-Oct-14 by La Sagra at La Sagra
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

Alternate Designations
 2009 TA23 = 2008 RG64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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