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227548 (2005 YL138)
Classification: Main-belt Asteroid          SPK-ID: 2227548
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0366153350334821 4.3292e-08  
a 2.87707459453013 2.4823e-08 au
q 2.77172954433509 1.2878e-07 au
i 2.772294047619464 4.4314e-06 deg
node 62.57185999585535 9.8806e-05 deg
peri 265.0024822120155 0.00011646 deg
M 166.1463873619462 6.2582e-05 deg
tp 2458377.853012316902
(2018-Sep-16.35301232)
0.00030943 TDB
period 1782.481823819333
4.88
2.3069e-05
6.316e-08
d
yr
n .2019655938082028 2.6138e-09 deg/d
Q 2.98241964472517 2.5732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      279  
   data-arc span      7836 days (21.45 yr)  
   first obs. used      1999-10-04  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5529  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:50:43  

Additional Information
 Earth MOID = 1.75963 au 
 Jupiter MOID = 2.13653 au 
 T_jup = 3.293 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.63   n/a MPCxxxxx  

227548 (2005 YL138)          Discovered 2005-Dec-26 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 YL138 = 1999 TJ24 = 2007 HX29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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