+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   392143 (2009 HV26) Classification: Main-belt Asteroid          SPK-ID: 2392143 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1373620544593121 7.818e-08   a 3.138103742742409 5.0764e-08 au q 2.707047365532855 2.6991e-07 au i 1.097816064354008 8.3165e-06 deg node 21.42138546723302 0.00033227 deg peri 254.1934080914386 0.00033369 deg M 339.5846074333847 3.3758e-05 deg tp 2459315.647524773759 (2021-Apr-11.14752477) 0.000192 TDB period 2030.483067288171 5.56 4.927e-05 1.349e-07 d yr n .1772977109731829 4.3021e-09 deg/d Q 3.569160119951964 5.7737e-08 au   Orbit Determination Parameters    # obs. used (total)      133      data-arc span      5342 days (14.63 yr)      first obs. used      2005-09-30      last obs. used      2020-05-16      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .68959      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 11:29:39   Additional Information  Earth MOID = 1.68909 au   Jupiter MOID = 1.54845 au   T_jup = 3.196  [ hide covariance matrix ] Orbital Elements at Epoch 2457711.5 (2016-Nov-19.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1362949333594305 7.8249e-08   q 2.712706607532604 2.7053e-07 au tp 2457282.006866363271 (2015-Sep-16.50686636) 0.00016923 TDB node 21.47082328135622 0.00033199 deg peri 253.8642300399601 0.00033343 deg i 1.09809135178883 8.3163e-06 deg   Orbit Determination Parameters    # obs. used (total)      133      data-arc span      5342 days (14.63 yr)      first obs. used      2005-09-30      last obs. used      2020-05-16      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .68959      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 11:29:39   Additional Information  Jupiter MOID = 1.54845 au   T_jup = 3.196  Orbit Covariance (6×6)   e q tp node peri i e 6.122978363845413E-15 -2.09535847770351E-14 -5.447122376463561E-12 6.722888559303853E-14 -8.68000480622726E-13 -1.407719694640777E-15 q -2.09535847770351E-14 7.318499369996412E-14 1.982898016665048E-11 -2.564049957054187E-13 3.272168327246098E-12 6.246463044558561E-15 tp -5.447122376463561E-12 1.982898016665048E-11 2.863941162989089E-8 -8.489094902112218E-11 5.253469465985043E-9 3.571016256663783E-12 node 6.722888559303853E-14 -2.564049957054187E-13 -8.489094902112218E-11 1.102185550147584E-7 -1.102133193499721E-7 5.775587701280082E-10 peri -8.68000480622726E-13 3.272168327246098E-12 5.253469465985043E-9 -1.102133193499721E-7 1.111742408984124E-7 -5.76724395611804E-10 i -1.407719694640777E-15 6.246463044558561E-15 3.571016256663783E-12 5.775587701280082E-10 -5.76724395611804E-10 6.916103794114167E-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 16.52   n/a E2021B25   392143 (2009 HV26)          Discovered 2009-Apr-18 by Spacewatch at Kitt Peak Reference: Last Updated: 2014-04-17 [ show close-approach data ] Alternate Designations  2009 HV26 = 2005 SU195  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-May-06 17:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin