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146551 (2001 SP301)
Classification: Main-belt Asteroid          SPK-ID: 2146551
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08950424103960901 4.2363e-08  
a 2.678167507087594 1.8153e-08 au
q 2.438460156988778 1.1109e-07 au
i 2.581699887149426 4.71e-06 deg
node 304.5053601468636 0.00010527 deg
peri 93.99109686651488 0.00010966 deg
M 63.89888829078964 2.819e-05 deg
tp 2458716.351195304757
(2019-Aug-20.85119530)
0.0001256 TDB
period 1600.866187605209
4.38
1.6277e-05
4.456e-08
d
yr
n .2248782582750007 2.2864e-09 deg/d
Q 2.917874857186411 1.9778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      6725 days (18.41 yr)  
   first obs. used      2001-08-26  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55841  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:01  

Additional Information
 Earth MOID = 1.44755 au 
 Jupiter MOID = 2.42493 au 
 T_jup = 3.371 
[ 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 16.3   n/a MPO453931  

146551 (2001 SP301)          Discovered 2001-Sep-20 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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