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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09264720661373767 4.2928e-08  
a 2.617271931851015 1.9311e-08 au
q 2.374788998416478 1.0971e-07 au
i 11.71640903115417 4.9753e-06 deg
node 125.7907863969211 2.5079e-05 deg
peri 35.35264579449546 3.9478e-05 deg
M 72.7567507598831 2.9207e-05 deg
tp 2458287.933454171692
(2018-Jun-18.43345417)
0.00012576 TDB
period 1546.577538482309
4.23
1.7117e-05
4.686e-08
d
yr
n .2327720344065491 2.5762e-09 deg/d
Q 2.859754865285552 2.11e-08 au
  Orbit Determination Parameters
   # obs. used (total)      447  
   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      .55556  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:56:08  

Additional Information
 Earth MOID = 1.39507 au 
 Jupiter MOID = 2.16261 au 
 T_jup = 3.371 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457291.5 (2015-Sep-26.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09243105818568914 4.2903e-08  
q 2.374460248470005 1.0959e-07 au
tp 2456739.665693992638
(2014-Mar-23.16569399)
0.00012859 TDB
node 125.8300418890283 2.5083e-05 deg
peri 34.70718785464098 3.9553e-05 deg
i 11.71629280388426 4.975e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      447  
   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      .55556  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:56:08  

Additional Information
 Jupiter MOID = 2.16261 au 
 T_jup = 3.371 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.840706894137754E-15 -4.644503892423003E-15 -2.062389743825618E-13 -7.871579444033152E-15 9.472023931025181E-15 1.706965980079925E-15
q -4.644503892423003E-15 1.201059236122442E-14 6.385400728335023E-14 2.057467282451394E-14 -1.101622802493125E-13 -4.3653901695158E-15
tp -2.062389743825618E-13 6.385400728335023E-14 1.653429205804384E-8 -3.018851755372054E-11 3.955218721252425E-9 1.17603107233635E-11
node -7.871579444033152E-15 2.057467282451394E-14 -3.018851755372054E-11 6.29163704276491E-10 -6.227026306751976E-10 -2.097559266692416E-11
peri 9.472023931025181E-15 -1.101622802493125E-13 3.955218721252425E-9 -6.227026306751976E-10 1.564427102586567E-9 2.335036922298946E-11
i 1.706965980079925E-15 -4.3653901695158E-15 1.17603107233635E-11 -2.097559266692416E-11 2.335036922298946E-11 2.475020023898396E-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 15.8   n/a MPO245324  
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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