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100190 (1994 CE4)
Classification: Main-belt Asteroid          SPK-ID: 2100190
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1525748623177056 2.9591e-08  
a 2.657335650688293 1.0348e-08 au
q 2.251893029652596 7.869e-08 au
i 3.898695198447635 4.2352e-06 deg
node 152.4723621138637 5.5516e-05 deg
peri 291.5725449528986 5.8364e-05 deg
M 71.96390679674894 1.6388e-05 deg
tp 2458684.213773701973
(2019-Jul-19.71377370)
7.1803e-05 TDB
period 1582.224291808925
4.33
9.2424e-06
2.53e-08
d
yr
n .2275277922755308 1.3291e-09 deg/d
Q 3.06277827172399 1.1927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      9592 days (26.26 yr)  
   first obs. used      1994-01-16  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:50:51  

Additional Information
 Earth MOID = 1.27152 au 
 Jupiter MOID = 2.16069 au 
 T_jup = 3.367 
[ 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 MPO453456  

100190 (1994 CE4)          Discovered 1994-Feb-10 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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