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379253 (2009 TG38)
Classification: Main-belt Asteroid          SPK-ID: 2379253
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2035110388970166 7.816e-08  
a 2.639638325567125 3.9227e-08 au
q 2.102442787618578 2.1779e-07 au
i 18.84615276120467 7.3978e-06 deg
node 62.27969138306427 2.566e-05 deg
peri 316.041946261811 3.2288e-05 deg
M 189.9136209269952 2.666e-05 deg
tp 2459740.585848245835
(2022-Jun-10.08584825)
0.000129 TDB
period 1566.444690166181
4.29
3.4918e-05
9.56e-08
d
yr
n .2298197965494769 5.123e-09 deg/d
Q 3.176833863515672 4.721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      5756 days (15.76 yr)  
   first obs. used      2004-07-19  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:28:17  

Additional Information
 Earth MOID = 1.14373 au 
 Jupiter MOID = 2.34504 au 
 T_jup = 3.291 
[ 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 16.2   n/a MPO418927  
diameter diameter 3.147 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379253 (2009 TG38)          Discovered 2009-Sep-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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