+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   245934 (2006 RT51) Classification: Main-belt Asteroid          SPK-ID: 2245934 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07977746996622306 6.9803e-08   a 2.809447566270552 2.132e-08 au q 2.585316947430724 2.048e-07 au i .8995861384444225 5.6476e-06 deg node 138.6127895867015 0.00040756 deg peri 252.6585660477782 0.00040957 deg M 355.5495133959059 3.6519e-05 deg tp 2459221.763503398509 (2021-Jan-07.26350340) 0.00017445 TDB period 1720.005452082777 4.71 1.9578e-05 5.36e-08 d yr n .2093016621337283 2.3824e-09 deg/d Q 3.033578185110379 2.302e-08 au   Orbit Determination Parameters    # obs. used (total)      253      data-arc span      7046 days (19.29 yr)      first obs. used      2001-09-21      last obs. used      2021-01-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60168      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 13:41:17   Additional Information  Earth MOID = 1.58967 au   Jupiter MOID = 2.32139 au   T_jup = 3.317  [ 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 16.6   n/a MPO440248   245934 (2006 RT51)          Discovered 2006-Sep-14 by Spacewatch at Kitt Peak Reference: 20100726/Numbers.arc Last Updated: 2010-07-28 [ 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 2000-Nov-29 22:51 00:01 Hygie 0.0233818592204275 0.0233790279777526 0.023384690893753 3.3925833463647 3.39258285929301 2451878.451795890 1.10370870590714 239.349679725676 81.431736523337 -59.2834315092731 37580.2188288988 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 13:41:18 2021-Feb-24 13:41 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-07 22:24 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin