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226466 (2003 ST151)
Classification: Main-belt Asteroid          SPK-ID: 2226466
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478603232066124 3.7308e-08  
a 3.040024517044247 2.817e-08 au
q 2.590525509398058 1.2434e-07 au
i 12.73948534767408 5.9226e-06 deg
node 30.74389166688256 2.1947e-05 deg
peri 48.28452318231548 3.2639e-05 deg
M 346.4269605548435 2.3221e-05 deg
tp 2459073.494252659339
(2020-Aug-11.99425266)
0.00012516 TDB
period 1936.038796876801
5.30
2.691e-05
7.368e-08
d
yr
n .1859466869056284 2.5846e-09 deg/d
Q 3.489523524690435 3.2336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      450  
   data-arc span      6252 days (17.12 yr)  
   first obs. used      2003-09-18  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55145  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:32:36  

Additional Information
 Earth MOID = 1.62448 au 
 Jupiter MOID = 1.95745 au 
 T_jup = 3.186 
[ 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 15.3   n/a MPO454625  
diameter diameter 3.045 km 0.903 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.174   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226466 (2003 ST151)          Discovered 2003-Sep-18 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2003 ST151 = 2004 XW181 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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