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146527 (2001 SX158)
Classification: Main-belt Asteroid          SPK-ID: 2146527
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1018950757964556 3.7719e-08  
a 2.725117910978472 1.6622e-08 au
q 2.447441814885042 1.0751e-07 au
i 11.95159468413577 4.9235e-06 deg
node 212.3355926032499 1.8047e-05 deg
peri 242.8338133799825 3.069e-05 deg
M 341.6628559490766 2.382e-05 deg
tp 2459084.196167153191
(2020-Aug-22.69616715)
0.00010884 TDB
period 1643.146833087767
4.50
1.5034e-05
4.116e-08
d
yr
n .2190918016276705 2.0046e-09 deg/d
Q 3.002794007071902 1.8316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      6713 days (18.38 yr)  
   first obs. used      2001-09-10  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56711  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:01  

Additional Information
 Earth MOID = 1.48942 au 
 Jupiter MOID = 2.27764 au 
 T_jup = 3.318 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO453930  

146527 (2001 SX158)          Discovered 2001-Sep-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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