+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   47039 (1998 WA3) Classification: Main-belt Asteroid          SPK-ID: 2047039 [ 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 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1916659101049846 4.8049e-08   a 3.09873342422503 2.3307e-08 au q 2.504811862298204 1.5376e-07 au i 17.12412735429979 3.8006e-06 deg node 124.2356629150353 1.8888e-05 deg peri 299.7016032746971 2.2382e-05 deg M 24.20969536121063 1.0755e-05 deg tp 2458866.513335540586 (2020-Jan-18.01333554) 5.9653e-05 TDB period 1992.391828385933 5.45 2.2479e-05 6.154e-08 d yr n .1806873501843467 2.0386e-09 deg/d Q 3.692654986151855 2.7774e-08 au   Orbit Determination Parameters    # obs. used (total)      1079      data-arc span      8863 days (24.27 yr)      first obs. used      1996-08-09      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .4636      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 21:23:38   Additional Information  Earth MOID = 1.56762 au   Jupiter MOID = 1.74339 au   T_jup = 3.127  [ 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 MPO337633   47039 (1998 WA3)          Discovered 1998-Nov-19 by ODAS at Caussols Reference: 20020921/Numbers.arc Last 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 1925-Mar-15 03:08 00:03 Jupiter 1.80061750477558 1.80061675300367 1.80061825656121 4.06839310683428 3.95107695404822 2424224.630586850 3.01677586383231 334.732069147104 24.8666002727889 -83.9490678818668 3225536.67391328 T 28 CATAB v2.0f-lin.ifort 2020-Dec-17 21:23:41 2020-Dec-17 21:23 1985-Nov-05 21:06 00:01 Jupiter 1.96244965006495 1.96244884105525 1.96245045907732 5.01626028229423 4.92946624019883 2446375.379382609 1.08547668370636 140.281841618256 19.2477571057491 75.6417947008507 4064554.50021883 T 28 CATAB v2.0f-lin.ifort 2020-Dec-17 21:23:41 2020-Dec-17 21:23 1995-Dec-28 08:23 < 00:01 Jupiter 1.84596403500892 1.8459633787119 1.84596469130604 3.69362373764826 3.56723341497268 2450079.849255643 0.786173185804837 90.2241199841604 33.5045908809061 -84.7995007985335 3023985.74373291 T 28 CATAB v2.0f-lin.ifort 2020-Dec-17 21:23:41 2020-Dec-17 21:23 2056-Aug-23 00:12 00:01 Jupiter 1.85076849190623 1.85076773336971 1.8507692504478 4.77474786546213 4.67791592340319 2472233.508487383 1.23564264188162 180.844854259221 17.2688629305627 79.8373538920909 3896655.59626436 T 28 CATAB v2.0f-lin.ifort 2020-Dec-17 21:23:41 2020-Dec-17 21:23 2066-Oct-01 09:54 00:02 Jupiter 1.93040376637723 1.93040269374955 1.93040483900546 3.22083867611061 3.08159728519015 2475924.912491941 1.85599940954947 124.391440658912 62.7864831194326 -77.3467850029595 1776026.25299598 T 28 CATAB v2.0f-lin.ifort 2020-Dec-17 21:23:41 2020-Dec-17 21:23 2127-Jun-11 21:57 00:03 Jupiter 1.76898983395699 1.76898892395695 1.76899074400129 4.53889608680086 4.43214886503882 2498092.414603626 3.42343469289144 491.512185140801 17.2492649445447 85.6278377224091 3767996.5983579 T 28 CATAB v2.0f-lin.ifort 2020-Dec-17 21:23:41 2020-Dec-17 21:23 2198-Apr-01 03:37 00:06 Jupiter 1.73999307636523 1.73999261404001 1.7399935387142 4.31059482312555 4.19614522585925 2523953.650360858 5.66631482043859 756.578370285285 19.9741796288504 -88.6111399062127 3569981.36221057 T 28 CATAB v2.0f-lin.ifort 2020-Dec-17 21:23:41 2020-Dec-17 21:23 Alternate Designations  1998 WA3 = 2000 HQ79  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 10:56 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin