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146165 (2000 SM227)
Classification: Main-belt Asteroid          SPK-ID: 2146165
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1489212177508344 4.1334e-08  
a 3.161130167233647 2.3358e-08 au
q 2.690370813260314 1.2973e-07 au
i 8.708523092241244 4.4429e-06 deg
node 152.5459970617588 3.0782e-05 deg
peri 260.1486019955679 3.4164e-05 deg
M 165.7476739562665 1.5017e-05 deg
tp 2458055.336509465238
(2017-Oct-28.83650947)
8.2569e-05 TDB
period 2052.872589224352
5.62
2.2754e-05
6.23e-08
d
yr
n .175364024971477 1.9437e-09 deg/d
Q 3.631889521206981 2.6837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      7154 days (19.59 yr)  
   first obs. used      2000-09-25  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51609  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:52:11  

Additional Information
 Earth MOID = 1.71851 au 
 Jupiter MOID = 1.83001 au 
 T_jup = 3.170 
[ 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 15.0   n/a MPO436734  
diameter diameter 5.008 km 1.666 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146165 (2000 SM227)          Discovered 2000-Sep-27 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2000 SM227 = 2002 AG61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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