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243334 (2008 TY109)
Classification: Jupiter Trojan          SPK-ID: 2243334
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01807182484915805 7.4882e-08  
a 5.263780165091097 1.7342e-07 au
q 5.168654051903099 4.6924e-07 au
i 8.578398551217376 6.1431e-06 deg
node 131.1625204484728 4.8861e-05 deg
peri 229.9975600225749 0.00020148 deg
M 10.10729328614667 0.00019079 deg
tp 2458876.655304722769
(2020-Jan-28.15530472)
0.0023414 TDB
period 4411.0810914047
12.08
0.000218
5.969e-07
d
yr
n .08161264609292383 4.0333e-09 deg/d
Q 5.358906278279095 1.7656e-07 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      7189 days (19.68 yr)  
   first obs. used      2001-02-17  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:57:12  

Additional Information
 Earth MOID = 4.16941 au 
 Jupiter MOID = .00944601 au 
 T_jup = 2.977 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457611.5 (2016-Aug-11.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01659603590022958 7.5282e-08  
q 5.16864092949459 4.7068e-07 au
tp 2458886.272656328180
(2020-Feb-06.77265633)
0.0025319 TDB
node 131.1715840831206 4.8861e-05 deg
peri 230.7617649106732 0.00021702 deg
i 8.581420047715218 6.1456e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      7189 days (19.68 yr)  
   first obs. used      2001-02-17  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:57:12  

Additional Information
 Jupiter MOID = .00944601 au 
 T_jup = 2.977 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.667389473489709E-15 -3.321623816373897E-14 5.78187771928126E-11 1.779446622775124E-14 4.929499313889719E-12 -7.940206881251811E-16
q -3.321623816373897E-14 2.21543093304315E-13 -5.651581898159641E-10 -1.077499685585359E-13 -4.828965174131147E-11 1.063546276091425E-14
tp 5.78187771928126E-11 -5.651581898159641E-10 6.410456446768013E-6 4.511471146745975E-10 5.354633001930644E-7 -2.231136547286145E-11
node 1.779446622775124E-14 -1.077499685585359E-13 4.511471146745975E-10 2.387394942258268E-9 -2.322804071409082E-9 1.072921449116856E-10
peri 4.929499313889719E-12 -4.828965174131147E-11 5.354633001930644E-7 -2.322804071409082E-9 4.709843210054643E-8 -1.081151071549316E-10
i -7.940206881251811E-16 1.063546276091425E-14 -2.231136547286145E-11 1.072921449116856E-10 -1.081151071549316E-10 3.776856502186211E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO454785  
diameter diameter 12.583 km 1.052 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.041   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

243334 (2008 TY109)          Discovered 2008-Oct-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

Alternate Designations
 2008 TY109 = 2007 TX374 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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