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65227 (2002 ES46)
Classification: Jupiter Trojan          SPK-ID: 2065227
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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02572555324843131 5.8392e-08  
a 5.285561038297304 1.3151e-07 au
q 5.149587056358753 3.0096e-07 au
i 6.362378875238377 6.5425e-06 deg
node 193.6437515250837 5.0519e-05 deg
peri 304.831214109131 0.0001386 deg
M 219.0648202918647 0.00013227 deg
tp 2460738.108684138487
(2025-Mar-03.60868414)
0.0016647 TDB
period 4438.488158778334
12.15
0.00016565
4.535e-07
d
yr
n .08110869898075558 3.0271e-09 deg/d
Q 5.421535020235854 1.3489e-07 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      10446 days (28.60 yr)  
   first obs. used      1991-04-21  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58874  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:55:43  

Additional Information
 Earth MOID = 4.16692 au 
 Jupiter MOID = .216634 au 
 T_jup = 2.987 
[ 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 12.4   n/a MPO453046  
diameter diameter 13.583 km 1.507 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
rotation period rot_per 7.066 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Ryan, E.L.; Sharkey, B.N.L.; Woodward, C.E. (2017) Astron. J. 153, A116.]
[Szabo, Gy.M.; Pal, A.; Kiss, Cs.; Kiss, L.L.; et al. (2017) Astron. Astrophys. 599, A44.]
geometric albedo albedo 0.126   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

65227 (2002 ES46)          Discovered 2002-Mar-11 by NEAT at Haleakala
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 ES46 = 2001 DQ93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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