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100060 (1992 ET4)
Classification: Main-belt Asteroid          SPK-ID: 2100060
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874878098395596 6.5145e-08  
a 2.659104013298254 1.7981e-08 au
q 2.160554425709381 1.7401e-07 au
i 13.37630229330569 8.1301e-06 deg
node 350.4299696303821 2.0601e-05 deg
peri 204.7647908427677 2.5173e-05 deg
M 157.3106218539545 1.5468e-05 deg
tp 2458308.418943185575
(2018-Jul-08.91894319)
6.6169e-05 TDB
period 1583.803925741903
4.34
1.6065e-05
4.398e-08
d
yr
n .2273008635405199 2.3055e-09 deg/d
Q 3.157653600887127 2.1352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      10381 days (28.42 yr)  
   first obs. used      1992-02-26  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52783  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:02:06  

Additional Information
 Earth MOID = 1.16821 au 
 Jupiter MOID = 1.83874 au 
 T_jup = 3.323 
[ 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 15.7   n/a MPO439688  

100060 (1992 ET4)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1992 ET4 = 2001 FX133 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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