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434336 (2004 LU21)
Classification: Main-belt Asteroid          SPK-ID: 2434336
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772131616352043 1.3043e-07  
a 2.552509953518641 3.5705e-08 au
q 2.100171594550274 3.1846e-07 au
i 12.66314193193542 7.7587e-06 deg
node 222.2572218672542 2.9634e-05 deg
peri 158.1685237815761 3.5706e-05 deg
M 261.1313057603214 3.1482e-05 deg
tp 2459409.577780535927
(2021-Jul-14.07778054)
0.00013531 TDB
period 1489.531161764157
4.08
3.1254e-05
8.557e-08
d
yr
n .2416867865816426 5.0711e-09 deg/d
Q 3.004848312487007 4.2032e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      6901 days (18.89 yr)  
   first obs. used      2000-07-10  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60548  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:35:11  

Additional Information
 Earth MOID = 1.10931 au 
 Jupiter MOID = 2.46437 au 
 T_jup = 3.384 
[ 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 15.6   n/a MPO477034  

434336 (2004 LU21)          Discovered 2003-Apr-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2004 LU21 = 2015 FC103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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