+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   413947 (2007 AD) Classification: Main-belt Asteroid          SPK-ID: 2413947 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1154549861143812 6.4661e-08   a 2.591836895370514 2.4297e-08 au q 2.29259640260477 1.694e-07 au i 5.875117438211029 7.2146e-06 deg node 50.85635246728798 6.2505e-05 deg peri 105.9647668698142 7.0395e-05 deg M 30.18817289932922 2.9505e-05 deg tp 2458872.696055905338 (2020-Jan-24.19605591) 0.00012488 TDB period 1524.08759640768 4.17 2.1431e-05 5.867e-08 d yr n .2362068957509599 3.3215e-09 deg/d Q 2.891077388136257 2.7102e-08 au   Orbit Determination Parameters    # obs. used (total)      165      data-arc span      6294 days (17.23 yr)      first obs. used      2003-01-29      last obs. used      2020-04-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58737      source      ORB      producer      Otto Matic      solution date      2020-May-22 02:09:09   Additional Information  Earth MOID = 1.31005 au   Jupiter MOID = 2.10592 au   T_jup = 3.402  [ hide covariance matrix ] Orbital Elements at Epoch 2457753.5 (2016-Dec-31.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1163123708806778 6.4678e-08   q 2.290055971674485 1.6957e-07 au tp 2457348.462385731864 (2015-Nov-21.96238573) 0.00012535 TDB node 50.8650982469302 6.2502e-05 deg peri 105.9694007504862 7.0271e-05 deg i 5.875824663780129 7.2156e-06 deg   Orbit Determination Parameters    # obs. used (total)      165      data-arc span      6294 days (17.23 yr)      first obs. used      2003-01-29      last obs. used      2020-04-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58737      source      ORB      producer      Otto Matic      solution date      2020-May-22 02:09:09   Additional Information  Jupiter MOID = 2.10592 au   T_jup = 3.402  Orbit Covariance (6×6)   e q tp node peri i e 4.183306724872696E-15 -1.087952436100308E-14 4.057073977088512E-12 -5.449166602239302E-14 1.057768446373053E-12 -6.456109098010384E-15 q -1.087952436100308E-14 2.875316495621905E-14 -1.0950288558042E-11 1.468804086268951E-13 -2.830731669226212E-12 1.753480222182595E-14 tp 4.057073977088512E-12 -1.0950288558042E-11 1.571320736591279E-8 -7.988966710870537E-11 4.071462731321904E-9 -1.238731590732193E-11 node -5.449166602239302E-14 1.468804086268951E-13 -7.988966710870537E-11 3.906460088870265E-9 -3.905075687514536E-9 -2.15609596597559E-10 peri 1.057768446373053E-12 -2.830731669226212E-12 4.071462731321904E-9 -3.905075687514536E-9 4.938036127225646E-9 2.114166760225366E-10 i -6.456109098010384E-15 1.753480222182595E-14 -1.238731590732193E-11 -2.15609596597559E-10 2.114166760225366E-10 5.206423785413346E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.2   n/a MPO419034   413947 (2007 AD)          Discovered 2006-Dec-24 by Spacewatch at Kitt Peak Reference: Last Updated: 2014-11-10 Alternate Designations  2007 AD = 2012 JB19  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-23 14:43 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin