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JPL Small-Body Database Browser
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13759 (1998 SK123)
Classification: Outer Main-belt Asteroid          SPK-ID: 2013759
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1945947968173526 6.3691e-08  
a 3.214959205824688 2.0851e-08 au
q 2.589344872391155 2.094e-07 au
i 1.970687993510897 6.913e-06 deg
node 15.17502998498472 0.00013695 deg
peri 3.993779105631659 0.0001376 deg
M 208.194375237486 1.3615e-05 deg
tp 2459488.365108843857
(2021-Sep-30.86510884)		 8.4137e-05 TDB
period 2105.530935917709
5.76		 2.0483e-05
5.608e-08		 d
yr
n .1709782524962483 1.6633e-09 deg/d
Q 3.84057353925822 2.4908e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1017  
   data-arc span      13712 days (37.54 yr)  
   first obs. used      1981-10-23  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55805  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:11:44  

Additional Information
 Earth MOID = 1.59089 au 
 Jupiter MOID = 1.62129 au 
 T_jup = 3.160 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO435831  
diameter diameter 11.789 km 0.623 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.042   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

13759 (1998 SK123)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SK123 = 1981 UC15 = 1992 SS8 = 1996 HE8 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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