+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   357693 (2005 NF68) Classification: Main-belt Asteroid          SPK-ID: 2357693 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1782279723243137 6.4545e-08   a 2.747338364851704 2.5035e-08 au q 2.257685818795389 1.7237e-07 au i 12.67080724713862 6.9731e-06 deg node 339.0327456253609 2.7115e-05 deg peri 323.4308716516249 3.3771e-05 deg M 100.4694989878513 1.9889e-05 deg tp 2458536.307211742851 (2019-Feb-21.80721174) 8.9622e-05 TDB period 1663.284931805825 4.55 2.2735e-05 6.225e-08 d yr n .2164391639195268 2.9584e-09 deg/d Q 3.236990910908018 2.9497e-08 au   Orbit Determination Parameters    # obs. used (total)      174      data-arc span      5233 days (14.33 yr)      first obs. used      2005-07-03      last obs. used      2019-10-31      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53567      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 11:09:40   Additional Information  Earth MOID = 1.25645 au   Jupiter MOID = 2.10634 au   T_jup = 3.289  [ hide covariance matrix ] Orbital Elements at Epoch 2457298.5 (2015-Oct-03.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1795022114697942 6.4216e-08   q 2.253191673954895 1.7155e-07 au tp 2456875.106828836341 (2014-Aug-05.60682884) 8.4566e-05 TDB node 339.1127641067742 2.7081e-05 deg peri 323.6242428521525 3.3676e-05 deg i 12.68284334943698 6.979e-06 deg   Orbit Determination Parameters    # obs. used (total)      174      data-arc span      5233 days (14.33 yr)      first obs. used      2005-07-03      last obs. used      2019-10-31      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53567      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 11:09:40   Additional Information  Jupiter MOID = 2.10634 au   T_jup = 3.289  Orbit Covariance (6×6)   e q tp node peri i e 4.123702327843184E-15 -1.094378932864383E-14 3.260513025298888E-13 -1.868795937873072E-14 -8.564120426775131E-14 -1.301500851904415E-14 q -1.094378932864383E-14 2.942809212458367E-14 -7.912223041195752E-13 5.143282415974491E-14 2.682456085596745E-13 3.657541326467561E-14 tp 3.260513025298888E-13 -7.912223041195752E-13 7.151439317087359E-9 3.498277670583925E-11 1.712619792541871E-9 -2.209063859087115E-11 node -1.868795937873072E-14 5.143282415974491E-14 3.498277670583925E-11 7.333723658506001E-10 -7.046129018804402E-10 3.06648975126981E-11 peri -8.564120426775131E-14 2.682456085596745E-13 1.712619792541871E-9 -7.046129018804402E-10 1.134093447233288E-9 -3.457217936500199E-11 i -1.301500851904415E-14 3.657541326467561E-14 -2.209063859087115E-11 3.06648975126981E-11 -3.457217936500199E-11 4.870679456640741E-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 16.2   n/a MPO494860   357693 (2005 NF68)          Discovered 2005-Jul-03 by NEAT at Palomar Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ show close-approach data ] Alternate Designations  2005 NF68 = 2008 EP123  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-03 10:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin