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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2123439785398168 4.0019e-08  
a 2.707041291039383 1.6505e-08 au
q 2.132217373228518 1.1293e-07 au
i 10.5751681812552 5.6047e-06 deg
node 232.6107638147578 2.48e-05 deg
peri 250.6427630854716 2.8386e-05 deg
M 342.6463727258113 1.4956e-05 deg
tp 2459078.920302230013
(2020-Aug-17.42030223)
6.7833e-05 TDB
period 1626.824660732169
4.45
1.4878e-05
4.073e-08
d
yr
n .2212899820672612 2.0238e-09 deg/d
Q 3.281865208850248 2.001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      566  
   data-arc span      7527 days (20.61 yr)  
   first obs. used      1999-06-18  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50386  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:01  

Additional Information
 Earth MOID = 1.17496 au 
 Jupiter MOID = 1.96677 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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