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181427 (2006 SW281)
Classification: Main-belt Asteroid          SPK-ID: 2181427
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2660526768676426 3.7126e-08  
a 2.692273171689335 1.6848e-08 au
q 1.975986687502449 9.9972e-08 au
i 14.40409267584222 4.7138e-06 deg
node 151.24383866746 1.9278e-05 deg
peri 213.8542797672211 2.2148e-05 deg
M 94.97167691044024 8.6347e-06 deg
tp 2458774.834239750200
(2019-Oct-18.33423975)
3.8691e-05 TDB
period 1613.530251070912
4.42
1.5146e-05
4.147e-08
d
yr
n .2231132634551261 2.0943e-09 deg/d
Q 3.408559655876221 2.133e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      6202 days (16.98 yr)  
   first obs. used      2004-03-26  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:32  

Additional Information
 Earth MOID = .986374 au 
 Jupiter MOID = 2.08665 au 
 T_jup = 3.276 
[ 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 16.28   n/a MPCxxxxx  

181427 (2006 SW281)          Discovered 2006-Sep-19 by CSS at Catalina
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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