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JPL Small-Body Database Browser
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305866 (2009 EZ28)
Classification: Main-belt Asteroid          SPK-ID: 2305866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05146687745401654 1.2117e-07  
a 2.685110358105979 5.453e-08 au
q 2.546916112354828 2.9121e-07 au
i 9.008642678947071 8.6174e-06 deg
node 16.74801974347012 4.873e-05 deg
peri 128.263303407477 9.2024e-05 deg
M 136.3302403024174 8.4817e-05 deg
tp 2457991.900857380447
(2017-Aug-26.40085738)
0.0003675 TDB
period 1607.095321309677
4.40
4.8956e-05
1.34e-07
d
yr
n .2240066256347656 6.8238e-09 deg/d
Q 2.823304603857129 5.7337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      5332 days (14.60 yr)  
   first obs. used      2005-01-17  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54067  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:55:05  

Additional Information
 Earth MOID = 1.56773 au 
 Jupiter MOID = 2.16704 au 
 T_jup = 3.355 
[ 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 16.7   n/a MPO450229  

305866 (2009 EZ28)          Discovered 2009-Mar-01 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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