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390545 (2000 CE123)
Classification: Main-belt Asteroid          SPK-ID: 2390545
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2467137544249714 7.9957e-08  
a 2.746933826576227 2.9433e-08 au
q 2.069227469064653 2.1487e-07 au
i 9.386731476773219 6.4126e-06 deg
node 127.4360961554482 4.9199e-05 deg
peri 50.87429755845854 5.1201e-05 deg
M 141.4708060436823 1.8901e-05 deg
tp 2458347.015862323208
(2018-Aug-16.51586232)
7.9254e-05 TDB
period 1662.917573898639
4.55
2.6727e-05
7.317e-08
d
yr
n .2164869778578354 3.4795e-09 deg/d
Q 3.424640184087802 3.6695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      7555 days (20.68 yr)  
   first obs. used      2000-02-03  
   last obs. used      2020-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54043  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:40:06  

Additional Information
 Earth MOID = 1.08874 au 
 Jupiter MOID = 1.59583 au 
 T_jup = 3.284 
[ 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 16.4   n/a MPO434439  

390545 (2000 CE123)          Discovered 2000-Feb-03 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2000 CE123 = 2005 HQ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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