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359936 (2011 YW20)
Classification: Main-belt Asteroid          SPK-ID: 2359936
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1653121567754997 4.2903e-08  
a 3.199894401904051 4.8774e-08 au
q 2.670912956871445 1.4896e-07 au
i 19.60793269308887 6.4936e-06 deg
node 117.2663857871784 1.4525e-05 deg
peri 270.8797367458442 2.4651e-05 deg
M 235.8964079268297 2.3701e-05 deg
tp 2459721.248501300831
(2022-May-21.74850130)
0.00014711 TDB
period 2090.748995527207
5.72
4.7802e-05
1.309e-07
d
yr
n .1721870969543246 3.9368e-09 deg/d
Q 3.728875846936656 5.6837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      8053 days (22.05 yr)  
   first obs. used      1998-06-26  
   last obs. used      2020-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 22:14:51  

Additional Information
 Earth MOID = 1.76524 au 
 Jupiter MOID = 1.96374 au 
 T_jup = 3.083 
[ 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 MPO437520  
diameter diameter 5.614 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359936 (2011 YW20)          Discovered 2010-Jun-29 by WISE at WISE
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 YW20 = 2010 MK100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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