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20753 (2000 AW211)
Classification: Main-belt Asteroid          SPK-ID: 2020753
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1855231481934268 8.15e-09  
a 2.570030366598339 9.6058e-09 au
q 2.093230242034309 1.9049e-08 au
i 12.893121868103 1.1518e-06 deg
node 314.883570165383 3.0838e-06 deg
peri 62.6075731624126 9.8843e-06 deg
M 134.7884439698771 8.0581e-06 deg
tp 2458637.049241189760
(2019-Jun-02.54924119)
3.2763e-05 TDB
period 1504.893648130682
4.12
8.4371e-06
2.31e-08
d
yr
n .2392195624236819 1.3412e-09 deg/d
Q 3.04683049116237 1.1388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1677  
   data-arc span      15939 days (43.64 yr)  
   first obs. used      1977-07-21  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45747  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:30:16  

Additional Information
 Earth MOID = 1.12572 au 
 Jupiter MOID = 2.54146 au 
 T_jup = 3.371 
[ 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 13.72   n/a E2021B10  
diameter diameter 5.364 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.13027 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.241   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

20753 (2000 AW211)          Discovered 2000-Jan-05 by Spacewatch at Kitt Peak
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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