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146047 (2000 EC17)
Classification: Main-belt Asteroid          SPK-ID: 2146047
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .144336169420798 4.5716e-08  
a 2.328791237668109 1.1138e-08 au
q 1.992662431042375 1.0439e-07 au
i 2.089052507213617 5.1995e-06 deg
node 336.319110017518 0.00010873 deg
peri 200.8962162745397 0.00010984 deg
M 245.3508796284551 1.7919e-05 deg
tp 2459413.892402436822
(2021-Jul-18.39240244)
6.6403e-05 TDB
period 1298.058497047068
3.55
9.3128e-06
2.55e-08
d
yr
n .2773372700991197 1.9897e-09 deg/d
Q 2.664920044293843 1.2746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      9685 days (26.52 yr)  
   first obs. used      1993-04-16  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60223  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:02:11  

Additional Information
 Earth MOID = .996876 au 
 Jupiter MOID = 2.29951 au 
 T_jup = 3.557 
[ 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 16.6   n/a MPO436733  
rotation period rot_per 11.475 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

146047 (2000 EC17)          Discovered 2000-Mar-03 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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