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442542 (2011 YW13)
Classification: Main-belt Asteroid          SPK-ID: 2442542
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1260672260142976 7.2192e-08  
a 3.07408671486169 5.3222e-08 au
q 2.686545130191672 2.1858e-07 au
i 4.757095085965924 1.0526e-05 deg
node 345.2104231235434 0.00010007 deg
peri 88.77913020781318 0.00010997 deg
M 222.7859714247186 4.6143e-05 deg
tp 2459750.858164734106
(2022-Jun-20.35816473)
0.00026072 TDB
period 1968.668525434875
5.39
5.1126e-05
1.4e-07
d
yr
n .1828647105131509 4.749e-09 deg/d
Q 3.461628299531708 5.9932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      6316 days (17.29 yr)  
   first obs. used      2002-02-12  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62288  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:44  

Additional Information
 Earth MOID = 1.70684 au 
 Jupiter MOID = 1.81187 au 
 T_jup = 3.212 
[ 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 16.6   n/a MPO477090  

442542 (2011 YW13)          Discovered 2005-Sep-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

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