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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457293.5 (2015-Sep-28.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09243107119955078 4.2865e-08  
q 2.374461394315047 1.0952e-07 au
tp 2456739.667285742893
(2014-Mar-23.16728574)
0.00012846 TDB
node 125.8300342043086 2.5026e-05 deg
peri 34.70760605854412 3.9495e-05 deg
i 11.7162938676431 4.9749e-06 deg
  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
 Jupiter MOID = 2.16002 au 
 T_jup = 3.372 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.837450663832031E-15 -4.637100529253903E-15 -2.163127229883637E-13 -7.95254905114837E-15 7.297623114528924E-15 1.69268586935247E-15
q -4.637100529253903E-15 1.199376514226886E-14 8.675743526470489E-14 2.078531745470506E-14 -1.052457067937999E-13 -4.332667813816698E-15
tp -2.163127229883637E-13 8.675743526470489E-14 1.650279827817986E-8 -2.962179208991564E-11 3.947613175732403E-9 1.172463580123712E-11
node -7.95254905114837E-15 2.078531745470506E-14 -2.962179208991564E-11 6.262803290098019E-10 -6.197495055253683E-10 -2.100663161330019E-11
peri 7.297623114528924E-15 -1.052457067937999E-13 3.947613175732403E-9 -6.197495055253683E-10 1.559829602108926E-9 2.337280494652594E-11
i 1.69268586935247E-15 -4.332667813816698E-15 1.172463580123712E-11 -2.100663161330019E-11 2.337280494652594E-11 2.474979513129548E-11

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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