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213197 (2000 SW345)
Classification: Main-belt Asteroid          SPK-ID: 2213197
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3036371081869979 4.5458e-08  
a 2.87591110493018 1.8221e-08 au
q 2.002677773626306 1.3969e-07 au
i 6.797570048082846 1.0673e-05 deg
node 197.6847029891815 5.1521e-05 deg
peri 103.3850528545105 5.9368e-05 deg
M 80.73625895825749 2.5406e-05 deg
tp 2458800.989926293151
(2019-Nov-13.48992629)
0.00012347 TDB
period 1781.400679078103
4.88
1.693e-05
4.635e-08
d
yr
n .2020881681634389 1.9206e-09 deg/d
Q 3.749144436234054 2.3754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      7407 days (20.28 yr)  
   first obs. used      2000-09-03  
   last obs. used      2020-12-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56643  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:44  

Additional Information
 Earth MOID = .998875 au 
 Jupiter MOID = 1.59934 au 
 T_jup = 3.216 
[ 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 17.02   n/a MPCxxxxx  
diameter diameter 2.772 km 0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213197 (2000 SW345)          Discovered 2000-Sep-20 by Buie, M. W. at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2000 SW345 = 2005 SC179 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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