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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06897493171433225 3.8952e-08  
a 2.677291377092742 1.3529e-08 au
q 2.492625387178399 1.049e-07 au
i 1.368401035600305 4.0017e-06 deg
node 217.7006083665279 0.0001878 deg
peri 85.11133700197549 0.00019119 deg
M 268.8413222799734 3.9407e-05 deg
tp 2459605.670112464477
(2022-Jan-26.17011246)
0.00017629 TDB
period 1600.080695939795
4.38
1.2129e-05
3.321e-08
d
yr
n .2249886527057667 1.7054e-09 deg/d
Q 2.861957367007084 1.4463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      988  
   data-arc span      15224 days (41.68 yr)  
   first obs. used      1978-09-01  
   last obs. used      2020-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52331  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:21:17  

Additional Information
 Earth MOID = 1.47571 au 
 Jupiter MOID = 2.27501 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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