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JPL Small-Body Database Browser
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13339 (1998 SF123)
Classification: Main-belt Asteroid          SPK-ID: 2013339
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09623999739211285 6.0885e-08  
a 2.967711292214849 1.791e-08 au
q 2.682098765191548 1.8439e-07 au
i 10.36413540800167 6.4904e-06 deg
node 14.13348641891573 2.6912e-05 deg
peri 308.5987588868863 3.6751e-05 deg
M 133.7985084645702 2.5023e-05 deg
tp 2458306.467717278392
(2018-Jul-06.96771728)
0.00012979 TDB
period 1867.372249862857
5.11
1.6905e-05
4.628e-08
d
yr
n .1927842721377267 1.7452e-09 deg/d
Q 3.25332381923815 1.9634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1697  
   data-arc span      11409 days (31.24 yr)  
   first obs. used      1988-10-08  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4471  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:05:44  

Additional Information
 Earth MOID = 1.68557 au 
 Jupiter MOID = 2.12461 au 
 T_jup = 3.232 
[ 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 13.6   n/a MPO502269  
diameter diameter 7.675 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.144   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13339 (1998 SF123)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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