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JPL Small-Body Database Browser
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243325 (2008 SR154)
Classification: Jupiter Trojan          SPK-ID: 2243325
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06244765998044426 9.0577e-08  
a 5.216059026724891 2.344e-07 au
q 4.890328346186048 6.1195e-07 au
i 18.7110219703714 1.1515e-05 deg
node 14.9555203947427 2.1003e-05 deg
peri 292.6711416277225 9.8475e-05 deg
M 11.029646634844 9.2172e-05 deg
tp 2458467.187377761791
(2018-Dec-14.68737776)
0.0011187 TDB
period 4351.231330851613
11.91
0.0002933
8.03e-07
d
yr
n .08273520128600968 5.5769e-09 deg/d
Q 5.541789707263734 2.4904e-07 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      6458 days (17.68 yr)  
   first obs. used      2002-02-22  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67003  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:14:37  

Additional Information
 Earth MOID = 3.92812 au 
 Jupiter MOID = .0961817 au 
 T_jup = 2.890 
[ 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 12.8   n/a MPO297389  
diameter diameter 12.953 km 0.884 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.088   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

243325 (2008 SR154)          Discovered 2008-Sep-22 by LINEAR at Socorro
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

Alternate Designations
 2008 SR154 = 2003 FA33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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