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417217 (2005 YS)
Classification: Aten [NEO, PHA]          SPK-ID: 2417217
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 73 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .550381463840653 5.379e-07  
a .7110471289571281 3.0436e-09 au
q .3196999692620103 3.8318e-07 au
i 19.59249952248842 7.3996e-05 deg
node 288.6159850763268 6.2506e-05 deg
peri 327.9033320729159 3.3001e-05 deg
M 189.9712326491965 8.1396e-05 deg
tp 2459303.934617607342
(2021-Mar-30.43461761)
4.9933e-05 TDB
period 219.0009544785841
0.60
1.4061e-06
3.85e-09
d
yr
n 1.643828452059117 1.0554e-08 deg/d
Q 1.102394288652246 4.7187e-09 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      5497 days (15.05 yr)  
   first obs. used      2005-12-21  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:15:20  

Additional Information
 Earth MOID = .0300445 au 
 Jupiter MOID = 3.99367 au 
 T_jup = 7.899 
[ 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 19.59   n/a MPCxxxxx  

417217 (2005 YS)          Discovered 2005-Dec-21 by LINEAR at Socorro
Reference: Last Updated: 2015-01-07

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