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JPL Small-Body Database Browser
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20745 (2000 AS185)
Classification: Main-belt Asteroid          SPK-ID: 2020745
[ 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 .2005292774735866 3.7926e-08  
a 2.664150559673466 1.2752e-08 au
q 2.129910372861294 1.0262e-07 au
i 13.97384641072743 3.9071e-06 deg
node 97.27863476986312 1.7815e-05 deg
peri 270.8609997413741 2.0282e-05 deg
M 188.9253975606396 1.1757e-05 deg
tp 2459355.278659273541
(2021-May-20.77865927)		 5.4264e-05 TDB
period 1588.314767148382
4.35		 1.1404e-05
3.122e-08		 d
yr
n .2266553251572006 1.6273e-09 deg/d
Q 3.198390746485637 1.5309e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1795  
   data-arc span      24722 days (67.69 yr)  
   first obs. used      1951-09-04  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45267  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:55:13  

Additional Information
 Earth MOID = 1.18273 au 
 Jupiter MOID = 2.43892 au 
 T_jup = 3.314 
[ 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 13.0   n/a MPO474038  
diameter diameter 7.024 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.226   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20745 (2000 AS185)          Discovered 2000-Jan-08 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 AS185 = 1994 NH12 = 1998 KU53 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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