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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06203997668013603 6.8301e-08  
a 5.218085122882686 1.6732e-07 au
q 4.894355243544079 3.9992e-07 au
i 18.70721093105417 1.1265e-05 deg
node 14.95784153502111 1.7055e-05 deg
peri 293.5232521515182 9.0414e-05 deg
M 76.12177437446285 8.5247e-05 deg
tp 2458475.898732851649
(2018-Dec-23.39873285)
0.0010534 TDB
period 4353.766828175634
11.92
0.0002094
5.733e-07
d
yr
n .08268701889826548 3.977e-09 deg/d
Q 5.541815002221292 1.777e-07 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      6831 days (18.70 yr)  
   first obs. used      2002-02-22  
   last obs. used      2020-11-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .588  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:43:10  

Additional Information
 Earth MOID = 3.93148 au 
 Jupiter MOID = .0985266 au 
 T_jup = 2.891 
[ 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 12.7   n/a MPO507096  
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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