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243468 (2009 SZ146)
Classification: Main-belt Asteroid          SPK-ID: 2243468
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534324885721556 8.1276e-08  
a 2.568987132727162 3.3508e-08 au
q 2.174821043842987 2.2369e-07 au
i 8.611465684341525 1.0315e-05 deg
node 185.299882137782 3.9359e-05 deg
peri 231.485385834817 5.1359e-05 deg
M 188.3052193672775 3.771e-05 deg
tp 2459717.791877261058
(2022-May-18.29187726)
0.0001671 TDB
period 1503.977435204382
4.12
2.9426e-05
8.056e-08
d
yr
n .2393652933702945 4.6832e-09 deg/d
Q 2.963153221611337 3.865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      6272 days (17.17 yr)  
   first obs. used      2001-12-11  
   last obs. used      2019-02-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54396  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:35:47  

Additional Information
 Earth MOID = 1.19754 au 
 Jupiter MOID = 2.4332 au 
 T_jup = 3.398 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO427390  
diameter diameter 2.823 km 1.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243468 (2009 SZ146)          Discovered 2009-Sep-19 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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