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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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927454227671675 5.945e-08  
a 3.221958417366255 2.0992e-08 au
q 2.600940680072762 1.9768e-07 au
i 1.966699409300757 6.4132e-06 deg
node 15.01543386629287 0.00012344 deg
peri 3.624763897099256 0.00012398 deg
M 276.9514371989971 1.3122e-05 deg
tp 2459487.812940259607
(2021-Sep-30.31294026)
8.0007e-05 TDB
period 2112.410529172217
5.78
2.0645e-05
5.652e-08
d
yr
n .1704214190510932 1.6656e-09 deg/d
Q 3.842976154659747 2.5039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1069  
   data-arc span      13744 days (37.63 yr)  
   first obs. used      1981-10-23  
   last obs. used      2019-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:44:38  

Additional Information
 Earth MOID = 1.6031 au 
 Jupiter MOID = 1.62224 au 
 T_jup = 3.158 
[ 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1908-Aug-01 15:45 00:02 Jupiter 1.93721253842051 1.93721159656014 1.93721348028076 2.80657340414731 2.64620080616469 2418155.156069618 2.0690016162377 73.9174396008325 20.1916483658509 78.9590614850626 1674184.29135288 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2031-Dec-08 15:36 < 00:01 Jupiter 1.97938048719341 1.97937997967834 1.97938099470848 3.26075723517233 3.12677016525228 2463209.150061209 0.599799753509512 57.8609088755859 18.3876804693537 85.199348109899 2962518.80791661 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2043-Apr-09 04:02 < 00:01 Jupiter 1.87708614546131 1.87708567370922 1.8770866172133 2.62372106142227 2.44569532874073 2467348.668056679 0.962326032921057 60.9244602871595 10.8570180586402 84.8142048784056 2546053.98032717 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2054-Sep-08 16:23 00:01 Jupiter 1.79675673649949 1.79675625694031 1.79675721605846 2.20122688411135 1.97549104132406 2471519.182682195 1.36725598133982 61.3338640508067 9.08539159015322 83.85369327399 2107829.51921853 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2066-Mar-09 13:18 00:02 Jupiter 1.74126935771872 1.74126887156749 1.74126984386956 1.94866854028011 1.68060397245848 2475719.054121871 1.82800927640714 63.8506793059689 23.5956156152981 83.2488477971405 1896229.93221272 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2077-Oct-03 14:08 00:02 Jupiter 1.71118391486216 1.71118343489206 1.71118439483187 1.82204414450116 1.52638811212263 2479945.088683662 2.38933415556307 71.5926957890433 36.3820795194537 83.0324458912763 1864257.94167983 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2089-May-15 20:54 00:03 Jupiter 1.69780636136142 1.69780587816319 1.69780684455936 1.76636941364292 1.45680345656733 2484187.370594920 3.11176733715201 86.3059190754455 41.4152633023363 82.9160819636983 1929381.24848581 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2101-Jan-03 21:03 00:04 Jupiter 1.70063502600349 1.700634456161 1.70063559584645 1.76471900842641 1.45537218555729 2488437.377356310 4.05211594574969 118.404969514131 39.2573797486947 87.1244308822967 1975423.21664486 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2112-Aug-22 04:38 00:05 Jupiter 1.71766772859976 1.71766686368192 1.7176685935216 1.81334095051643 1.51722054341007 2492685.693015607 5.26590092342101 189.956284364729 33.3144430839284 -87.815219565655 1951310.12185231 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2124-Mar-29 19:25 00:07 Jupiter 1.75344365147289 1.75344218316031 1.75344511979961 1.92364011661468 1.6535618242692 2496923.308874322 6.7771607977994 307.51826307466 23.0328331334333 -87.4952636038415 1958130.71054151 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2135-Oct-20 17:54 00:09 Jupiter 1.80603161611109 1.80602928973429 1.80603394251941 2.10272070671938 1.86639796413843 2501145.245729806 8.57524337019895 439.194022693326 12.1506328509712 89.4771108528992 2013627.28205561 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2147-Apr-19 01:13 00:11 Jupiter 1.88027924518602 1.88027588618513 1.88028260423346 2.38942030151116 2.19280081571496 2505343.550394941 10.5728284923814 532.52471380996 10.1529694688632 84.2931183337062 2077215.4274652 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44
2158-Sep-20 07:45 00:13 Jupiter 1.97874282248745 1.97873851089209 1.97874713412792 2.82187703966473 2.66587099158151 2509515.822645043 12.5919266468615 541.652251283694 18.2467578972321 77.2290261855674 2090065.69910829 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 20:44:55 2020-Feb-22 20:44

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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