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JPL Small-Body Database Browser
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423204 (2004 QE28)
Classification: Main-belt Asteroid          SPK-ID: 2423204
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08380767589322675 8.0255e-08  
a 2.696179591562444 3.3836e-08 au
q 2.470219046202846 2.239e-07 au
i 3.377238072853327 7.138e-06 deg
node 254.238121915401 0.0001478 deg
peri 80.64263735947904 0.00015364 deg
M 209.7142387711648 4.5505e-05 deg
tp 2459675.551625088554
(2022-Apr-06.05162509)
0.00020692 TDB
period 1617.043311653744
4.43
3.044e-05
8.334e-08
d
yr
n .222628545200703 4.1909e-09 deg/d
Q 2.922140136922041 3.6672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      5630 days (15.41 yr)  
   first obs. used      2004-08-23  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64347  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 08:04:09  

Additional Information
 Earth MOID = 1.46296 au 
 Jupiter MOID = 2.3586 au 
 T_jup = 3.362 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO419084  

423204 (2004 QE28)          Discovered 2004-Aug-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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