+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   351881 (2006 SH139) Classification: Main-belt Asteroid          SPK-ID: 2351881 [ 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 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2227007941348936 5.8737e-08   a 3.00100626184285 3.9438e-08 au q 2.332679784126659 1.8794e-07 au i 7.60758240271619 8.0379e-06 deg node 111.110131723343 5.0315e-05 deg peri 273.1088820069773 5.4426e-05 deg M 222.3479836347672 2.4915e-05 deg tp 2459726.570607153540 (2022-May-27.07060715) 0.0001421 TDB period 1898.885504747996 5.20 3.7431e-05 1.025e-07 d yr n .1895848902421193 3.7371e-09 deg/d Q 3.669332739559041 4.822e-08 au   Orbit Determination Parameters    # obs. used (total)      120      data-arc span      6792 days (18.60 yr)      first obs. used      2001-11-19      last obs. used      2020-06-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .66355      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 16:42:40   Additional Information  Earth MOID = 1.35167 au   Jupiter MOID = 1.85221 au   T_jup = 3.202  [ 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 16.4   n/a MPO434220   351881 (2006 SH139)          Discovered 2006-Sep-21 by LONEOS at Anderson Mesa Reference: 20130127/Numbers.arc Last Updated: 2013-01-31 [ 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 1909-Dec-20 16:21 00:07 Jupiter 1.8942896087244 1.89428791164229 1.89429130582913 1.66340425611107 1.36843827366826 2418661.180922742 6.88267038151722 591.635186845968 65.799860977203 -58.176996583103 1199552.26847116 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 16:42:40 2020-Nov-11 16:42 1947-May-26 21:23 00:05 Jupiter 1.9110558044485 1.91105434477519 1.91105726411801 1.92535916852681 1.67945329278473 2432332.390904823 4.49924537528701 186.046174337262 112.510867678428 86.0689926657052 505962.254229491 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 16:42:40 2020-Nov-11 16:42 1993-Oct-01 13:55 00:02 Jupiter 1.85320068420821 1.85319997718028 1.85320139123477 1.33171208495819 0.927005165120564 2449262.080064194 1.5391494780516 362.116769128926 223.545075468204 -64.2573155383478 1402012.15774358 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 16:42:40 2020-Nov-11 16:42 2031-Mar-01 07:29 < 00:01 Jupiter 1.99860323298519 1.99860249158138 1.99860397438877 2.72350520665814 2.56317501059026 2462926.811707854 0.918223950442984 122.354600126745 24.6294878377505 84.9646417362338 1571980.67136801 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 16:42:40 2020-Nov-11 16:42 2040-Feb-07 04:48 00:02 Jupiter 1.95896687087502 1.9589661074081 1.95896763434138 2.01689412685513 1.7897199239479 2466191.700281595 1.54931690020275 123.390000851081 29.1665973238604 -77.5734657457477 1377879.99194486 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 16:42:40 2020-Nov-11 16:42 2077-Jul-13 00:20 00:04 Jupiter 1.86097785249693 1.86097712004661 1.86097858494609 1.60046515367304 1.2849865283138 2479862.514220973 3.91443082268617 306.034450859549 162.24276558336 53.6804166090818 839760.317088133 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 16:42:40 2020-Nov-11 16:42 2123-Nov-17 23:06 00:07 Jupiter 1.88320122508017 1.88319993848149 1.88320251173078 1.45201138988183 1.09944578718949 2496790.462354746 6.97726772840984 839.581827613081 117.512751487919 -67.1431964003818 1479966.50793787 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 16:42:40 2020-Nov-11 16:42 2161-Apr-21 07:33 00:09 Jupiter 1.91844571591565 1.91844356714705 1.91844786469002 2.25113770557838 2.04562729152204 2510459.814538370 9.11270581202787 315.809212198236 60.5691200688467 -79.7326911431426 516131.495941164 T 9 CATAB v2.0f-lin.ifort 2020-Nov-11 16:42:40 2020-Nov-11 16:42 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-23 02:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin