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385451 (2003 SD53)
Classification: Main-belt Asteroid          SPK-ID: 2385451
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .255905448003835 7.5683e-08  
a 2.780813895862738 1.3468e-08 au
q 2.069188470026694 2.089e-07 au
i 12.12552319003095 8.5919e-06 deg
node 230.9067997120885 2.5533e-05 deg
peri 134.0609220385298 2.9412e-05 deg
M 261.6811279776557 1.2342e-05 deg
tp 2459663.084099876556
(2022-Mar-24.58409988)
5.9752e-05 TDB
period 1693.777324029042
4.64
1.2304e-05
3.369e-08
d
yr
n .2125426966654959 1.544e-09 deg/d
Q 3.492439321698781 1.6914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      224  
   data-arc span      6061 days (16.59 yr)  
   first obs. used      2003-09-17  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49193  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:27  

Additional Information
 Earth MOID = 1.08767 au 
 Jupiter MOID = 2.08747 au 
 T_jup = 3.253 
[ 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 16.53   n/a E2021B25  

385451 (2003 SD53)          Discovered 2003-Sep-19 by NEAT at Palomar
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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