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109974 (2001 SL53)
Classification: Main-belt Asteroid          SPK-ID: 2109974
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1577521783008298 4.4309e-08  
a 2.47186720761809 1.0683e-08 au
q 2.081924771145947 1.0836e-07 au
i 3.231579040759502 5.1294e-06 deg
node 81.70157990119276 6.8946e-05 deg
peri 5.969443470641076 7.0336e-05 deg
M 236.5117855130605 1.577e-05 deg
tp 2459487.421713296805
(2021-Sep-29.92171330)
6.3904e-05 TDB
period 1419.502399602588
3.89
9.2019e-06
2.519e-08
d
yr
n .2536099974898159 1.644e-09 deg/d
Q 2.861809644090234 1.2368e-08 au
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1999-03-19  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55031  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:35:24  

Additional Information
 Earth MOID = 1.09834 au 
 Jupiter MOID = 2.33751 au 
 T_jup = 3.464 
[ 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 MPO338043  
diameter diameter 1.714 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.379   0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109974 (2001 SL53)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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