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90517 (2004 EF60)
Classification: Main-belt Asteroid          SPK-ID: 2090517
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05374646712270396 5.27e-08  
a 2.314561697839876 1.2331e-08 au
q 2.190162183643455 1.183e-07 au
i 6.432538619552671 6.8872e-06 deg
node 329.1350121471845 3.9974e-05 deg
peri 254.6918909487379 7.1533e-05 deg
M 191.4075243920485 6.0094e-05 deg
tp 2459602.833831413519
(2022-Jan-23.33383141)
0.00021481 TDB
period 1286.179460423321
3.52
1.0279e-05
2.814e-08
d
yr
n .2798987319246359 2.2368e-09 deg/d
Q 2.438961212036296 1.2994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      7790 days (21.33 yr)  
   first obs. used      1998-09-27  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5906  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:12:56  

Additional Information
 Earth MOID = 1.19218 au 
 Jupiter MOID = 2.55739 au 
 T_jup = 3.572 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO240841  

90517 (2004 EF60)          Discovered 2004-Mar-15 by NEAT at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2004 EF60 = 2000 CH122 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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