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227568 (2005 YL205)
Classification: Main-belt Asteroid          SPK-ID: 2227568
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1269036460009034 7.3986e-08  
a 2.614014589314998 2.0714e-08 au
q 2.282286607231371 2.0141e-07 au
i 1.961844234667274 6.4963e-06 deg
node 260.9423539013342 0.00018601 deg
peri 148.0500322165898 0.00018717 deg
M 249.7377061157 2.3206e-05 deg
tp 2459673.308156521203
(2022-Apr-03.80815652)		 0.00010279 TDB
period 1543.691232528123
4.23		 1.8348e-05
5.023e-08		 d
yr
n .2332072583002388 2.7719e-09 deg/d
Q 2.945742571398626 2.3342e-08 au
   Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      7233 days (19.80 yr)  
   first obs. used      2000-09-24  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53141  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:17  

Additional Information
 Earth MOID = 1.29191 au 
 Jupiter MOID = 2.40421 au 
 T_jup = 3.396 
[ 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 16.72   n/a E2021B55  

227568 (2005 YL205)          Discovered 2005-Dec-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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Alternate Designations
 2005 YL205 = 2004 SN21 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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