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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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1577521848826403 3.573e-08  
a 2.471867208832237 9.5654e-09 au
q 2.081924755899198 8.9713e-08 au
i 3.231579508826052 3.8247e-06 deg
node 81.70157649262879 6.5627e-05 deg
peri 5.969446137131642 6.7059e-05 deg
M 236.5117855582619 1.5769e-05 deg
tp 2459487.421713477327
(2021-Sep-29.92171348)
6.3893e-05 TDB
period 1419.502400648448
3.89
8.2396e-06
2.256e-08
d
yr
n .2536099973029614 1.4721e-09 deg/d
Q 2.861809661765276 1.1074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      930  
   data-arc span      7874 days (21.56 yr)  
   first obs. used      1999-03-19  
   last obs. used      2020-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53224  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:08:41  

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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