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JPL Small-Body Database Browser
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146554 (2001 SE315)
Classification: Main-belt Asteroid          SPK-ID: 2146554
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2123518341992622 4.0728e-08  
a 2.706225525651085 1.6861e-08 au
q 2.131553571522215 1.1425e-07 au
i 10.57638446278286 5.6186e-06 deg
node 232.6096642827468 2.6344e-05 deg
peri 250.7320682427139 2.9663e-05 deg
M 254.0312942463076 1.495e-05 deg
tp 2459079.151622442215
(2020-Aug-17.65162244)
6.9079e-05 TDB
period 1626.089352074522
4.45
1.5197e-05
4.161e-08
d
yr
n .2213900481795306 2.069e-09 deg/d
Q 3.280897479779956 2.0441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      7468 days (20.45 yr)  
   first obs. used      1999-06-18  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50963  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:59:56  

Additional Information
 Earth MOID = 1.17463 au 
 Jupiter MOID = 1.96869 au 
 T_jup = 3.308 
[ 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 15.5   n/a MPO359750  
diameter diameter 4.629 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146554 (2001 SE315)          Discovered 2001-Sep-25 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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