+ 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 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2227008205937566 6.0682e-08   a 3.001006263330951 3.9459e-08 au q 2.332679705880145 1.9319e-07 au i 7.60756805500761 1.0117e-05 deg node 111.1100965174879 5.2844e-05 deg peri 273.1088923382738 5.8697e-05 deg M 222.3480022746404 2.7326e-05 deg tp 2459726.570509374189 (2022-May-27.07050937) 0.00015376 TDB period 1898.885506160388 5.20 3.7451e-05 1.025e-07 d yr n .1895848901011059 3.7391e-09 deg/d Q 3.669332820781757 4.8246e-08 au   Orbit Determination Parameters    # obs. used (total)      106      data-arc span      6728 days (18.42 yr)      first obs. used      2001-11-19      last obs. used      2020-04-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61992      source      ORB      producer      Otto Matic      solution date      2020-May-21 22:55:17   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 1.8942891753809 1.89428741530827 1.89429093547313 1.66340232001638 1.36843584549915 2418661.180944563 6.88395372155624 591.827935616171 79.2370396988165 -58.0835740283973 1002374.21764718 T 8 CATAB v2.0f-lin.ifort 2020-May-21 22:55:20 2020-May-21 22:55 1947-May-26 21:23 00:05 Jupiter 1.91105571403406 1.91105419332001 1.9110572347441 1.92535911843913 1.67945322287734 2432332.390897017 4.50001298330699 211.349520079176 112.835463905092 87.7004336369972 500527.789161497 T 8 CATAB v2.0f-lin.ifort 2020-May-21 22:55:20 2020-May-21 22:55 1993-Oct-01 13:55 00:02 Jupiter 1.85320029506513 1.8531994715244 1.85320111860427 1.33171169176117 0.927004496730906 2449262.080159395 1.55255373214234 370.84172048541 226.494009599513 -62.3049279587569 1357990.2511322 T 8 CATAB v2.0f-lin.ifort 2020-May-21 22:55:20 2020-May-21 22:55 2031-Mar-01 07:29 < 00:01 Jupiter 1.99860339608467 1.99860245270323 1.99860433946577 2.72350508702273 2.56317489696472 2462926.811794077 0.976679293380479 157.433137623836 28.3718083790999 85.6826633431022 1268061.50788446 T 8 CATAB v2.0f-lin.ifort 2020-May-21 22:55:20 2020-May-21 22:55 2040-Feb-07 04:49 00:02 Jupiter 1.95896636427938 1.95896537329001 1.95896735526763 2.01689130821682 1.78971668505458 2466191.700459352 1.59086888526382 127.895123505068 35.4186641650533 -78.4990429248487 1039998.62425121 T 8 CATAB v2.0f-lin.ifort 2020-May-21 22:55:20 2020-May-21 22:55 2077-Jul-13 00:21 00:04 Jupiter 1.8609776540443 1.86097681877074 1.86097848931733 1.60046533976515 1.28498672232154 2479862.514389408 3.94745881340204 316.333821668082 172.247119534188 56.6507253088551 823959.874573637 T 8 CATAB v2.0f-lin.ifort 2020-May-21 22:55:20 2020-May-21 22:55 2123-Nov-17 23:06 00:07 Jupiter 1.88320070982807 1.88319930343463 1.88320211626894 1.45201013418073 1.09944401688452 2496790.462619346 7.01018893119667 850.667425070037 130.26282518715 -66.5156778520504 1309382.43814352 T 8 CATAB v2.0f-lin.ifort 2020-May-21 22:55:20 2020-May-21 22:55 2161-Apr-21 07:33 00:09 Jupiter 1.91844581284124 1.91844358246159 1.91844804322547 2.25113787018841 2.04562748357389 2510459.814799287 9.14790706238021 336.806438918687 65.1065162326979 -81.287506077053 449545.06453905 T 8 CATAB v2.0f-lin.ifort 2020-May-21 22:55:20 2020-May-21 22:55 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-20 21:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin