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JPL Small-Body Database Browser
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65242 (2002 EW115)
Classification: Main-belt Asteroid          SPK-ID: 2065242
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08815315270843391 3.3312e-08  
a 2.388903361546971 1.0275e-08 au
q 2.178313998710829 7.9691e-08 au
i 7.516533187901472 5.6716e-06 deg
node 42.26605323906602 2.8959e-05 deg
peri 240.7987762894528 4.4157e-05 deg
M 139.4207932649883 3.3411e-05 deg
tp 2458078.198410068252
(2017-Nov-20.69841007)
0.00012462 TDB
period 1348.640815850582
3.69
8.7013e-06
2.382e-08
d
yr
n .2669354180660398 1.7222e-09 deg/d
Q 2.599492724383111 1.1181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      844  
   data-arc span      10470 days (28.67 yr)  
   first obs. used      1991-04-08  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55902  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:55:43  

Additional Information
 Earth MOID = 1.17316 au 
 Jupiter MOID = 2.49902 au 
 T_jup = 3.516 
[ 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 15.3   n/a MPO309643  
rotation period rot_per 5.168 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

65242 (2002 EW115)          Discovered 2002-Mar-10 by NEAT at Haleakala
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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