+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   357112 (2001 VB9) Classification: Main-belt Asteroid          SPK-ID: 2357112 [ 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 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2368283803800585 6.0812e-08   a 2.289349790405431 1.363e-08 au q 1.747166787420287 1.4343e-07 au i 1.605550988640368 6.9993e-06 deg node 18.96279043177651 0.00027633 deg peri 16.31112634614137 0.00027697 deg M 140.8336522345742 2.1168e-05 deg tp 2458505.539435114503 (2019-Jan-22.03943511) 7.1941e-05 TDB period 1265.221774281551 3.46 1.1299e-05 3.093e-08 d yr n .2845350967852447 2.5411e-09 deg/d Q 2.831532793390576 1.6858e-08 au   Orbit Determination Parameters    # obs. used (total)      155      data-arc span      6738 days (18.45 yr)      first obs. used      2001-11-09      last obs. used      2020-04-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .67622      source      ORB      producer      Otto Matic      solution date      2020-May-21 23:13:37   Additional Information  Earth MOID = .753997 au   Jupiter MOID = 2.6022 au   T_jup = 3.561  [ hide covariance matrix ] Orbital Elements at Epoch 2457556.5 (2016-Jun-17.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2356328645182522 6.0801e-08   q 1.750814058062135 1.4332e-07 au tp 2457238.240814982468 (2015-Aug-03.74081498) 6.7405e-05 TDB node 19.00098487373596 0.00027572 deg peri 16.04994902313216 0.00027638 deg i 1.608604089278796 6.998e-06 deg   Orbit Determination Parameters    # obs. used (total)      155      data-arc span      6738 days (18.45 yr)      first obs. used      2001-11-09      last obs. used      2020-04-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .67622      source      ORB      producer      Otto Matic      solution date      2020-May-21 23:13:37   Additional Information  Jupiter MOID = 2.6022 au   T_jup = 3.561  Orbit Covariance (6×6)   e q tp node peri i e 3.696766763596957E-15 -8.694007735312576E-15 -7.545165909411887E-13 -2.764820321096105E-14 -3.318710048000947E-13 -2.153972233117906E-15 q -8.694007735312576E-15 2.054142651712755E-14 2.029722675504854E-12 7.386605260837495E-14 8.539725619710683E-13 5.082592947096232E-15 tp -7.545165909411887E-13 2.029722675504854E-12 4.543499785885715E-9 1.670945578733609E-10 1.341188626910504E-9 -1.901553731197037E-12 node -2.764820321096105E-14 7.386605260837495E-14 1.670945578733609E-10 7.602044053699177E-8 -7.593575401173729E-8 -4.511336337912594E-11 peri -3.318710048000947E-13 8.539725619710683E-13 1.341188626910504E-9 -7.593575401173729E-8 7.638361709560538E-8 4.464193707095388E-11 i -2.153972233117906E-15 5.082592947096232E-15 -1.901553731197037E-12 -4.511336337912594E-11 4.464193707095388E-11 4.897162678676918E-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 17.6   n/a MPO408530   357112 (2001 VB9)          Discovered 2001-Nov-09 by LINEAR at Socorro Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 01:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin