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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1999938827301697 3.7127e-08  
a 2.666406778450351 1.2258e-08 au
q 2.133141733890022 1.0098e-07 au
i 13.97336566333171 3.7658e-06 deg
node 97.2771526003572 1.7236e-05 deg
peri 270.6330106455097 1.9668e-05 deg
M 279.7793186098463 1.1837e-05 deg
tp 2459354.882183503732
(2021-May-20.38218350)		 5.3461e-05 TDB
period 1590.332864923811
4.35		 1.0967e-05
3.003e-08		 d
yr
n .2263677044850901 1.561e-09 deg/d
Q 3.19967182301068 1.4709e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1957  
   data-arc span      25266 days (69.17 yr)  
   first obs. used      1951-09-04  
   last obs. used      2020-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:14:44  

Additional Information
 Earth MOID = 1.18656 au 
 Jupiter MOID = 2.44047 au 
 T_jup = 3.313 
[ 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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