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214018 (2004 DU4)
Classification: Main-belt Asteroid          SPK-ID: 2214018
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04364742814125471 7.2531e-08  
a 2.700053934408976 2.6456e-08 au
q 2.582203524329349 1.9633e-07 au
i 3.605839309882856 7.244e-06 deg
node 12.35519206688768 7.6068e-05 deg
peri 161.8241691764056 9.2578e-05 deg
M 217.4047651520821 5.4806e-05 deg
tp 2459642.388504481151
(2022-Mar-03.88850448)
0.00025037 TDB
period 1620.530039868919
4.44
2.3818e-05
6.521e-08
d
yr
n .2221495382024017 3.2651e-09 deg/d
Q 2.817904344488604 2.7611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      250  
   data-arc span      7057 days (19.32 yr)  
   first obs. used      2000-04-26  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55948  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:03:42  

Additional Information
 Earth MOID = 1.5864 au 
 Jupiter MOID = 2.14185 au 
 T_jup = 3.364 
[ 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 16.5   n/a MPO450011  

214018 (2004 DU4)          Discovered 2004-Feb-16 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2004 DU4 = 2006 SZ245 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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