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JPL Small-Body Database Browser
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20744 (2000 AO151)
Classification: Main-belt Asteroid          SPK-ID: 2020744
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1715786867582253 4.2155e-08  
a 2.770282262248871 1.4008e-08 au
q 2.294960869742604 1.1964e-07 au
i 8.913022111054504 4.8621e-06 deg
node 208.4306717601893 2.5964e-05 deg
peri 174.7412725673075 2.8449e-05 deg
M 78.69703426428971 1.29e-05 deg
tp 2458232.336844097121
(2018-Apr-23.83684410)
5.9511e-05 TDB
period 1684.164306369276
4.61
1.2774e-05
3.497e-08
d
yr
n .2137558661221652 1.6213e-09 deg/d
Q 3.245603654755137 1.6412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1647  
   data-arc span      10608 days (29.04 yr)  
   first obs. used      1990-11-21  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47133  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:46:42  

Additional Information
 Earth MOID = 1.29801 au 
 Jupiter MOID = 2.20723 au 
 T_jup = 3.299 
[ 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 13.3   n/a MPO365500  
diameter diameter 6.089 km 0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 28.64 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Clark, M. (2014) Minor Planet Bull. 41, 178-183.]
geometric albedo albedo 0.274   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20744 (2000 AO151)          Discovered 2000-Jan-08 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 AO151 = 1990 WG14 = 1998 KO47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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