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344828 (2004 EZ78)
Classification: Main-belt Asteroid          SPK-ID: 2344828
[ 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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505169855941622 9.4041e-08  
a 3.14006499370309 4.6239e-08 au
q 2.667431876281149 3.1943e-07 au
i 17.09590840293679 7.9126e-06 deg
node 5.333119860015083 2.1888e-05 deg
peri 205.6291877394883 4.0158e-05 deg
M 303.0308439170874 4.1218e-05 deg
tp 2459322.120459496891
(2021-Apr-17.62045950)		 0.00023771 TDB
period 2032.386880549366
5.56		 4.4892e-05
1.229e-07		 d
yr
n .177131629536346 3.9125e-09 deg/d
Q 3.61269811112503 5.3199e-08 au
   Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      5870 days (16.07 yr)  
   first obs. used      2004-02-25  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62157  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:01:33  

Additional Information
 Earth MOID = 1.67384 au 
 Jupiter MOID = 1.39713 au 
 T_jup = 3.125 
[ 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 15.8   n/a MPO418778  

344828 (2004 EZ78)          Discovered 2004-Mar-15 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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