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227281 (2005 SK163)
Classification: Main-belt Asteroid          SPK-ID: 2227281
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2077288739017074 1.0345e-07  
a 2.439112380510645 1.3839e-08 au
q 1.932438312387456 2.601e-07 au
i 1.863481287008083 8.6378e-06 deg
node 137.8208591725597 0.00013656 deg
peri 215.1689998259883 0.00013953 deg
M 11.6730712400983 2.0302e-05 deg
tp 2459155.384188024624
(2020-Nov-01.88418802)
7.8458e-05 TDB
period 1391.381237813684
3.81
1.1842e-05
3.242e-08
d
yr
n .2587357010546426 2.202e-09 deg/d
Q 2.945786448633834 1.6714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      7114 days (19.48 yr)  
   first obs. used      2001-05-24  
   last obs. used      2020-11-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54474  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:09  

Additional Information
 Earth MOID = .925767 au 
 Jupiter MOID = 2.49131 au 
 T_jup = 3.472 
[ 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 17.83   n/a E2021B55  

227281 (2005 SK163)          Discovered 2005-Sep-27 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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