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215987 (2005 SW60)
Classification: Main-belt Asteroid          SPK-ID: 2215987
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 .140881758701281 3.9594e-08  
a 3.01626471911302 2.8402e-08 au
q 2.591328040775752 1.2552e-07 au
i 1.744674463872327 5.1444e-06 deg
node 167.7092531861804 0.00015401 deg
peri 131.9132822612685 0.00015535 deg
M 352.0349937922794 1.9302e-05 deg
tp 2459042.833699829884
(2020-Jul-12.33369983)
0.00010266 TDB
period 1913.386071687624
5.24
2.7025e-05
7.399e-08
d
yr
n .1881481240649341 2.6575e-09 deg/d
Q 3.441201397450287 3.2403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      9443 days (25.85 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54402  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:15:13  

Additional Information
 Earth MOID = 1.57611 au 
 Jupiter MOID = 1.77152 au 
 T_jup = 3.232 
[ 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 15.6   n/a MPO433413  
diameter diameter 4.634 km 0.150 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215987 (2005 SW60)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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