+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   70240 (1999 RP71) Classification: Main-belt Asteroid          SPK-ID: 2070240 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1747281070896503 3.1462e-08   a 2.427616576195824 9.8352e-09 au q 2.00344372709767 7.3928e-08 au i 2.297435339883589 3.4341e-06 deg node 90.89275098493552 0.0001234 deg peri 346.2494822821748 0.0001244 deg M 151.5780598919817 1.7298e-05 deg tp 2458618.795515941992 (2019-May-15.29551594) 6.4441e-05 TDB period 1381.556238482773 3.78 8.3958e-06 2.299e-08 d yr n .2605757116303514 1.5835e-09 deg/d Q 2.851789425293978 1.1554e-08 au   Orbit Determination Parameters    # obs. used (total)      706      data-arc span      9515 days (26.05 yr)      first obs. used      1994-05-04      last obs. used      2020-05-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52895      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 22:01:32   Additional Information  Earth MOID = 1.01848 au   Jupiter MOID = 2.39808 au   T_jup = 3.487  [ hide covariance matrix ] Orbital Elements at Epoch 2457217.5 (2015-Jul-14.0) TDB Reference: JPL 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1734289803200801 3.1472e-08   q 2.0071416594978 7.3839e-08 au tp 2457237.361488577289 (2015-Aug-02.86148858) 6.1177e-05 TDB node 90.93042118146892 0.00012342 deg peri 346.4761765954315 0.00012444 deg i 2.297225255004799 3.4333e-06 deg   Orbit Determination Parameters    # obs. used (total)      706      data-arc span      9515 days (26.05 yr)      first obs. used      1994-05-04      last obs. used      2020-05-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52895      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 22:01:32   Additional Information  Jupiter MOID = 2.39808 au   T_jup = 3.487  Orbit Covariance (6×6)   e q tp node peri i e 9.904779441001375E-16 -2.311589567051654E-15 3.166328116392254E-13 4.869947046975573E-15 4.405978405497616E-14 -1.951991431190158E-16 q -2.311589567051654E-15 5.452157048167356E-15 -5.666405378634437E-13 -9.838797224761198E-15 -5.961653129168139E-14 4.440953848125009E-16 tp 3.166328116392254E-13 -5.666405378634437E-13 3.74260595690263E-9 2.04511421405136E-11 9.987239993523944E-10 -9.311856414147089E-13 node 4.869947046975573E-15 -9.838797224761198E-15 2.04511421405136E-11 1.523325547201113E-8 -1.521530656030342E-8 1.069107025933507E-10 peri 4.405978405497616E-14 -5.961653129168139E-14 9.987239993523944E-10 -1.521530656030342E-8 1.548438460089488E-8 -1.070797521120493E-10 i -1.951991431190158E-16 4.440953848125009E-16 -9.311856414147089E-13 1.069107025933507E-10 -1.070797521120493E-10 1.178763298231089E-11 [ 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 16.10   n/a E2021B10   70240 (1999 RP71)          Discovered 1999-Sep-07 by LINEAR at Socorro Reference: 20031109/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1999 RP71 = 1994 JE8  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-03 11:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin