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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2123202085151593 3.03e-08  
a 2.706950075670961 1.3105e-08 au
q 2.132209871164377 8.121e-08 au
i 10.57487312180702 5.3183e-06 deg
node 232.6048749643842 2.2865e-05 deg
peri 250.6189286345 2.6814e-05 deg
M 26.92454942219323 1.3511e-05 deg
tp 2459078.835257999239
(2020-Aug-17.33525800)
6.0938e-05 TDB
period 1626.742436186185
4.45
1.1813e-05
3.234e-08
d
yr
n .2213011672849709 1.6071e-09 deg/d
Q 3.281690280177547 1.5888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      687  
   data-arc span      7989 days (21.87 yr)  
   first obs. used      1999-06-18  
   last obs. used      2021-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48431  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:34:59  

Additional Information
 Earth MOID = 1.17486 au 
 Jupiter MOID = 1.96667 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 15.56   n/a MPCxxxxx  
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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