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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 | 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 .03661533503882031 4.3292e-08  
a 2.877074593630175 2.492e-08 au
q 2.771729543452728 1.288e-07 au
i 2.772293679069351 4.4491e-06 deg
node 62.57185976929181 9.8806e-05 deg
peri 265.0024844213446 0.00011656 deg
M 166.1463856120481 6.2729e-05 deg
tp 2458377.853021367228
(2018-Sep-16.35302137)
0.00031023 TDB
period 1782.481822982987
4.88
2.3159e-05
6.341e-08
d
yr
n .2019655939029657 2.624e-09 deg/d
Q 2.982419643807621 2.5833e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      7833 days (21.45 yr)  
   first obs. used      1999-10-04  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55504  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:12  

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 | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO454634  

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

[ show close-approach data ]
Alternate Designations
 2005 YL138 = 1999 TJ24 = 2007 HX29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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