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243487 (2009 TB38)
Classification: Main-belt Asteroid          SPK-ID: 2243487
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1737758792550338 4.7808e-08  
a 2.731442776088743 2.3263e-08 au
q 2.256783906039112 1.3086e-07 au
i 12.18378864937761 6.3333e-06 deg
node 240.0345590903335 2.7207e-05 deg
peri 262.8074043377434 3.3766e-05 deg
M 37.90108493549599 1.7994e-05 deg
tp 2458826.905593333617
(2019-Dec-09.40559333)
8.2415e-05 TDB
period 1648.870645952658
4.51
2.1064e-05
5.767e-08
d
yr
n .2183312565383229 2.7892e-09 deg/d
Q 3.206101646138376 2.7305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      7115 days (19.48 yr)  
   first obs. used      2000-11-03  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53289  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:48:44  

Additional Information
 Earth MOID = 1.30793 au 
 Jupiter MOID = 2.0296 au 
 T_jup = 3.300 
[ 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 MPO422946  
diameter diameter 4.483 km 0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243487 (2009 TB38)          Discovered 2009-Oct-14 by CSS at Catalina
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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