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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01749453869099223 9.0176e-08  
a 5.26082520302248 2.0276e-07 au
q 5.168789492961656 5.9544e-07 au
i 8.579453666161299 7.0324e-06 deg
node 131.16922084 4.8905e-05 deg
peri 229.2145117902609 0.00020873 deg
M 338.19067304857 0.00019924 deg
tp 2458867.504756118389
(2020-Jan-19.00475612)
0.0024314 TDB
period 4407.367197377785
12.07
0.0002548
6.976e-07
d
yr
n .08168141747167929 4.7222e-09 deg/d
Q 5.352860913083304 2.0631e-07 au
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      6793 days (18.60 yr)  
   first obs. used      2001-02-17  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:14:36  

Additional Information
 Earth MOID = 4.16814 au 
 Jupiter MOID = .010396 au 
 T_jup = 2.977 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457288.5 (2015-Sep-23.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01667988738975391 9.1057e-08  
q 5.1658823977072 6.0087e-07 au
tp 2458904.979649713759
(2020-Feb-25.47964971)
0.0024982 TDB
node 131.1775495791 4.8918e-05 deg
peri 232.3481285197438 0.00021413 deg
i 8.581099283129769 7.0335e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      6793 days (18.60 yr)  
   first obs. used      2001-02-17  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:14:36  

Additional Information
 Jupiter MOID = .010396 au 
 T_jup = 2.977 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.291329866868868E-15 -5.23764209357242E-14 4.601402954107568E-11 2.049138718362848E-14 4.314099217964824E-12 1.874261095000603E-15
q -5.23764209357242E-14 3.610407236252931E-13 -4.784430137689852E-10 -1.284135987602395E-13 -4.375355300089582E-11 -6.086613047860096E-15
tp 4.601402954107568E-11 -4.784430137689852E-10 6.241076641136157E-6 3.826877650006886E-10 5.205935107457243E-7 6.01086465067589E-11
node 2.049138718362848E-14 -1.284135987602395E-13 3.826877650006886E-10 2.393002632522391E-9 -2.333495846373458E-9 1.010350269828512E-10
peri 4.314099217964824E-12 -4.375355300089582E-11 5.205935107457243E-7 -2.333495846373458E-9 4.58515206348923E-8 -9.507401601006977E-11
i 1.874261095000603E-15 -6.086613047860096E-15 6.01086465067589E-11 1.010350269828512E-10 -9.507401601006977E-11 4.946959215199218E-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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