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227601 (2006 AB55)
Classification: Main-belt Asteroid          SPK-ID: 2227601
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01633311085543703 5.4049e-08  
a 2.76913527864401 2.3614e-08 au
q 2.723906685164216 1.5167e-07 au
i 4.53524415661038 6.8694e-06 deg
node 163.5336177101663 5.9389e-05 deg
peri 317.692910489248 0.00019527 deg
M 84.22247104076672 0.00018355 deg
tp 2458806.732231790015
(2019-Nov-19.23223179)
0.00085942 TDB
period 1683.11846949942
4.61
2.1529e-05
5.894e-08
d
yr
n .2138886872930985 2.7359e-09 deg/d
Q 2.814363872123804 2.3999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      7549 days (20.67 yr)  
   first obs. used      1999-08-21  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61845  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:25  

Additional Information
 Earth MOID = 1.74022 au 
 Jupiter MOID = 2.16705 au 
 T_jup = 3.333 
[ 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 16.58   n/a E2021B55  
diameter diameter 2.895 km 0.569 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227601 (2006 AB55)          Discovered 2006-Jan-05 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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