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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 ]

[ 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 .1927454637301827 6.4462e-08  
a 3.221958410712215 2.1114e-08 au
q 2.600940542720127 2.1324e-07 au
i 1.966698033862177 6.9036e-06 deg
node 15.01554408847327 0.00013727 deg
peri 3.62463253486509 0.00013793 deg
M 276.9514533799802 1.3959e-05 deg
tp 2459487.812843803112
(2021-Sep-30.31284380)
8.4706e-05 TDB
period 2112.410522628342
5.78
2.0764e-05
5.685e-08
d
yr
n .1704214195790287 1.6752e-09 deg/d
Q 3.842976278704303 2.5183e-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 = 1.6031 au 
 Jupiter MOID = 1.62224 au 
 T_jup = 3.158 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456295.5 (2013-Jan-03.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .197177743410699 6.3499e-08  
q 2.578412396870045 2.0851e-07 au
tp 2455282.780010606937
(2010-Mar-27.28001061)
7.0323e-05 TDB
node 15.21195958640309 0.0001367 deg
peri 4.207637943343975 0.00013734 deg
i 1.974317082930485 6.9209e-06 deg
  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
 Jupiter MOID = 1.62224 au 
 T_jup = 3.158 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.032123307130542E-15 -1.319783420516777E-14 -1.737518974086057E-12 7.226468308177513E-15 -4.191342169272618E-13 4.318622717289925E-16
q -1.319783420516777E-14 4.347618437056308E-14 5.619497435212967E-12 -2.045515649270518E-14 1.384088644366606E-12 -1.747994576553264E-15
tp -1.737518974086057E-12 5.619497435212967E-12 4.945307463907743E-9 -1.190407867810117E-11 9.425159657497065E-10 -4.613839359976005E-13
node 7.226468308177513E-15 -2.045515649270518E-14 -1.190407867810117E-11 1.868658229877986E-8 -1.867669815162485E-8 -2.63852844188979E-10
peri -4.191342169272618E-13 1.384088644366606E-12 9.425159657497065E-10 -1.867669815162485E-8 1.886133006351757E-8 2.635436073835172E-10
i 4.318622717289925E-16 -1.747994576553264E-15 -4.613839359976005E-13 -2.63852844188979E-10 2.635436073835172E-10 4.789948599140569E-11

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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