+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   13753 Jennivirta (1998 SY59) Classification: Main-belt Asteroid          SPK-ID: 2013753 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1366002414421019 3.3333e-08   a 3.16706485437262 2.4865e-08 au q 2.734443030602525 1.0674e-07 au i 6.141494016659599 4.4672e-06 deg node 133.2734395986209 3.6932e-05 deg peri 290.7732012467219 4.0772e-05 deg M 264.4662056369758 1.684e-05 deg tp 2459546.809041904630 (2021-Nov-28.30904190) 9.7028e-05 TDB period 2058.656378059523 5.64 2.4245e-05 6.638e-08 d yr n .1748713402764835 2.0594e-09 deg/d Q 3.599686678142715 2.8262e-08 au   Orbit Determination Parameters    # obs. used (total)      1021      data-arc span      10752 days (29.44 yr)      first obs. used      1989-02-02      last obs. used      2018-07-12      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57179      source      ORB      producer      Otto Matic      solution date      2019-Jul-12 19:23:45   Additional Information  Earth MOID = 1.75568 au   Jupiter MOID = 1.72895 au   T_jup = 3.180  [ 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 13.9   n/a MPO416859   13753 Jennivirta           Discovered 1998 Sept. 17 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station. Jenni V. Virtanen (b. 1975), of the University of Helsinki, specializes in orbit determination. She has recently developed an initial orbit determination method, termed statistical ranging, suitable for use on poorly observed or short-arc objects. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20020724/MPCPages.arc Last Updated: 2003-10-02 [ 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 1902-May-19 16:54 00:04 Jupiter 1.83584237313508 1.8358413693814 1.83584337689429 3.04753279829104 2.89217815068919 2415889.204401989 3.59771992584334 190.219188132151 13.9514310241293 82.9230270720434 2501894.93490825 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 1912-Dec-16 18:13 00:03 Jupiter 1.74822829037139 1.74822790056627 1.74822868017651 2.07458099085575 1.82616525196688 2419753.259090314 3.22363899748056 81.3800953317693 37.8938136935609 -72.1835280778364 1810341.21520521 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 1923-Jul-16 02:16 00:03 Jupiter 1.85032121050426 1.85032045410958 1.85032196690062 2.03222896328038 1.79287855278198 2423616.594179199 2.80563715690089 143.875943470207 11.9161041765625 -88.2346954688919 2876011.5192557 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 1998-Mar-11 20:02 < 00:01 Jupiter 1.96612905402431 1.96612858069833 1.96612952735029 3.88353446373482 3.7709714356441 2450884.335054787 0.567768558749232 45.4975976670294 16.7520192025399 75.3384478886158 3419317.11349532 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 2008-Oct-11 00:10 < 00:01 Jupiter 1.76784049217686 1.76784008058334 1.76784090377038 2.62467330076315 2.4352932504488 2454750.507114311 0.291048424858927 52.9852247085256 11.3791883130314 84.2680377233636 2691133.13929721 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 2019-May-11 21:29 < 00:01 Jupiter 1.75543902566152 1.7554386348552 1.75543941646774 1.9448225107874 1.67848389398417 2458615.395429841 0.329933332475229 73.1528007717012 21.3909932953677 88.8952568164929 2850485.80908858 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 2029-Dec-09 02:53 < 00:01 Jupiter 1.92031720855365 1.92031669639692 1.92031772071027 2.2913407528201 2.08999355754077 2462479.620077061 0.669026445099689 59.9950215221096 10.9558798809902 -86.5465951533635 2977692.85524699 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 2104-Aug-03 03:17 00:03 Jupiter 1.87160220760838 1.87160115823244 1.87160325698849 3.34755416014579 3.20951521778618 2489744.636572553 2.87453526208187 165.58367702193 15.1979529207129 78.1329242842589 2779941.73322678 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 2115-Mar-03 06:34 00:03 Jupiter 1.72825224208929 1.72825182503422 1.72825265914466 2.31123764970487 2.08844737150866 2493608.773816137 3.2429945694304 141.56143320524 20.6832814605559 -81.0815570027007 2011057.45583976 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 2125-Sep-29 10:58 00:04 Jupiter 1.79890061920176 1.79889958016803 1.79890165823744 1.96457442284042 1.70816901034874 2497471.956640644 3.66124598824767 147.476449110024 23.8033378780415 80.417880014964 2650701.95757418 T 23 CATAB v2.0e-lin.ifort 2019-Jul-12 19:23:50 2019-Jul-12 19:23 Alternate Designations  1998 SY59 = 1989 CU5  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-14 08:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin