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227581 (2005 YH275)
Classification: Main-belt Asteroid          SPK-ID: 2227581
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 .1703482765439947 4.2108e-08  
a 2.684069069872939 2.6091e-08 au
q 2.226842529695041 1.1781e-07 au
i 5.418145530249937 7.6033e-06 deg
node 321.3895659576135 5.1213e-05 deg
peri 93.45545060811961 5.6797e-05 deg
M 193.9364733123576 2.7057e-05 deg
tp 2459941.401909502924
(2022-Dec-27.90190950)
0.00012695 TDB
period 1606.160562413858
4.40
2.3419e-05
6.412e-08
d
yr
n .2241369937878223 3.2681e-09 deg/d
Q 3.141295610050837 3.0535e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      7137 days (19.54 yr)  
   first obs. used      2000-11-01  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60352  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:20  

Additional Information
 Earth MOID = 1.24555 au 
 Jupiter MOID = 2.23999 au 
 T_jup = 3.348 
[ 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  

227581 (2005 YH275)          Discovered 2005-Dec-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 YH275 = 2004 RJ11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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