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193557 (2001 AS3)
Classification: Main-belt Asteroid          SPK-ID: 2193557
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09385923878835352 4.2927e-08  
a 2.615527843686054 1.9442e-08 au
q 2.370036391247937 1.0997e-07 au
i 11.72761495519149 4.979e-06 deg
node 125.7626400447102 2.4986e-05 deg
peri 35.2386013426306 3.9056e-05 deg
M 165.9507952423061 2.8672e-05 deg
tp 2458288.279802371720
(2018-Jun-18.77980237)
0.00012356 TDB
period 1545.031891964182
4.23
1.7227e-05
4.716e-08
d
yr
n .2330048990395505 2.598e-09 deg/d
Q 2.861019296124171 2.1267e-08 au
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      8206 days (22.47 yr)  
   first obs. used      1997-03-06  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55112  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:05:23  

Additional Information
 Earth MOID = 1.38984 au 
 Jupiter MOID = 2.16002 au 
 T_jup = 3.372 
[ 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 15.7   n/a MPO494072  
diameter diameter 2.120 km 0.366 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.298   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193557 (2001 AS3)          Discovered 2001-Jan-02 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 AS3 = 2002 LQ53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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