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17392 (1981 EY40)
Classification: Main-belt Asteroid          SPK-ID: 2017392
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06887395931823184 3.8943e-08  
a 2.677835564909462 1.3596e-08 au
q 2.493402427150973 1.0487e-07 au
i 1.368232659303873 4.0291e-06 deg
node 217.7066969794621 0.00018812 deg
peri 84.95038579481719 0.00019153 deg
M 224.0054487573065 3.9392e-05 deg
tp 2459605.135012530873
(2022-Jan-25.63501253)
0.0001768 TDB
period 1600.568570741239
4.38
1.219e-05
3.337e-08
d
yr
n .2249200731420588 1.713e-09 deg/d
Q 2.862268702667951 1.4532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      984  
   data-arc span      15208 days (41.64 yr)  
   first obs. used      1978-09-01  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52145  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:35:33  

Additional Information
 Earth MOID = 1.47846 au 
 Jupiter MOID = 2.27511 au 
 T_jup = 3.374 
[ 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 15.1   n/a MPO467892  

17392 (1981 EY40)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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