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JPL Small-Body Database Browser
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19740 (2000 AG138)
Classification: Main-belt Asteroid          SPK-ID: 2019740
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08429790165263749 5.3842e-08  
a 2.757253221670469 1.5081e-08 au
q 2.524822560758675 1.5034e-07 au
i 10.28265283519067 4.7882e-06 deg
node 65.51981828307136 2.9004e-05 deg
peri 121.5187553804601 3.8752e-05 deg
M 24.32194541405622 2.6694e-05 deg
tp 2458887.518011319190
(2020-Feb-08.01801132)
0.00012373 TDB
period 1672.296982526129
4.58
1.372e-05
3.756e-08
d
yr
n .2152727677928314 1.7662e-09 deg/d
Q 2.989683882582264 1.6353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1631  
   data-arc span      11079 days (30.33 yr)  
   first obs. used      1989-10-04  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51817  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:54:53  

Additional Information
 Earth MOID = 1.54106 au 
 Jupiter MOID = 2.01504 au 
 T_jup = 3.315 
[ 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 MPO431726  
diameter diameter 5.732 km 0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.214   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19740 (2000 AG138)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 AG138 = 1990 UW7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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