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312482 (2008 TE127)
Classification: Jupiter Trojan          SPK-ID: 2312482
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03148577771110802 1.3741e-07  
a 5.264087790552615 2.9618e-07 au
q 5.098343892527518 9.5625e-07 au
i 7.040416652203579 7.3595e-06 deg
node 262.4381922862918 8.8974e-05 deg
peri 138.3538175614347 0.00017902 deg
M 328.0948954887924 0.00016021 deg
tp 2459391.467613149963
(2021-Jun-25.96761315)
0.0019729 TDB
period 4411.467785179792
12.08
0.00037231
1.019e-06
d
yr
n .08160549221495175 6.8871e-09 deg/d
Q 5.429831688577712 3.055e-07 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6389 days (17.49 yr)  
   first obs. used      2002-04-05  
   last obs. used      2019-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56603  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:11:19  

Additional Information
 Earth MOID = 4.11091 au 
 Jupiter MOID = .0219492 au 
 T_jup = 2.984 
[ 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 13.4   n/a MPO455303  
diameter diameter 12.282 km 1.506 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
rotation period rot_per 48. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Stephens, R.D. (2015) http://www.planetarysciences.org/PHP/CS3_Lightcurves.php]
geometric albedo albedo 0.051   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

312482 (2008 TE127)          Discovered 2008-Oct-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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