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JPL Small-Body Database Browser
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154459 (2003 DJ1)
Classification: Main-belt Asteroid          SPK-ID: 2154459
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02141909770124312 5.2432e-08  
a 2.388585486680626 1.4485e-08 au
q 2.337424140773642 1.2368e-07 au
i 6.819838015165175 6.4586e-06 deg
node 154.4199765440591 4.1034e-05 deg
peri 52.54969529203454 0.00013849 deg
M 186.6452486096598 0.00013224 deg
tp 2459649.796197254016
(2022-Mar-11.29619725)
0.00049583 TDB
period 1348.371643331091
3.69
1.2265e-05
3.358e-08
d
yr
n .2669887058071292 2.4286e-09 deg/d
Q 2.439746832587609 1.4795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      7025 days (19.23 yr)  
   first obs. used      2000-06-24  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60934  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:37:31  

Additional Information
 Earth MOID = 1.34104 au 
 Jupiter MOID = 2.5227 au 
 T_jup = 3.524 
[ 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 16.7   n/a MPO436781  

154459 (2003 DJ1)          Discovered 2003-Feb-21 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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