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227535 (2005 YF90)
Classification: Main-belt Asteroid          SPK-ID: 2227535
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869830368124197 5.5881e-08  
a 2.518235511210086 1.6577e-08 au
q 2.047368187915148 1.4656e-07 au
i 1.380410630940195 3.5871e-06 deg
node 231.6098846111605 0.00026809 deg
peri 141.6548604949882 0.00026864 deg
M 349.7475857717733 1.8809e-05 deg
tp 2459242.068713765149
(2021-Jan-27.56871377)		 7.638e-05 TDB
period 1459.630543823838
4.00		 1.4412e-05
3.946e-08		 d
yr
n .2466377546861257 2.4353e-09 deg/d
Q 2.989102834505025 1.9676e-08 au
   Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      5940 days (16.26 yr)  
   first obs. used      2004-07-16  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56922  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:09  

Additional Information
 Earth MOID = 1.04668 au 
 Jupiter MOID = 2.47966 au 
 T_jup = 3.433 
[ 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 17.07   n/a E2021B55  

227535 (2005 YF90)          Discovered 2005-Dec-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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