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461400 (2001 SC203)
Classification: Main-belt Asteroid          SPK-ID: 2461400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1556681154104465 1.3062e-07  
a 2.130476024094551 2.8416e-08 au
q 1.798828836496611 2.9883e-07 au
i 2.408097479813938 6.5239e-06 deg
node 151.9527639784824 0.00023424 deg
peri 143.1177052008201 0.00024226 deg
M 51.74987468399478 7.3848e-05 deg
tp 2458837.224807214100
(2019-Dec-19.72480721)
0.0002301 TDB
period 1135.830178562796
3.11
2.2724e-05
6.221e-08
d
yr
n .3169487893476472 6.3412e-09 deg/d
Q 2.462123211692491 3.284e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      6992 days (19.14 yr)  
   first obs. used      2000-03-09  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53232  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:39:29  

Additional Information
 Earth MOID = .783573 au 
 Jupiter MOID = 2.71371 au 
 T_jup = 3.705 
[ 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 18.0   n/a MPO434673  

461400 (2001 SC203)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: Last Updated: 2016-03-24

Alternate Designations
 2001 SC203 = 2004 RA171 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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