+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17066 Ginagallant (1999 GG18) Classification: Main-belt Asteroid          SPK-ID: 2017066 [ 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 30 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07352382608014273 3.733e-08   a 2.59167243878067 8.8031e-09 au q 2.401122765135061 9.4732e-08 au i 5.721405513001581 3.979e-06 deg node 165.588974014517 3.6567e-05 deg peri 3.682699940479086 4.4861e-05 deg M 41.03065262450846 2.5442e-05 deg tp 2458826.810119542108 (2019-Dec-09.31011954) 0.00010767 TDB period 1523.9425396683 4.17 7.7645e-06 2.126e-08 d yr n .2362293791459863 1.2036e-09 deg/d Q 2.78222211242628 9.4503e-09 au   Orbit Determination Parameters    # obs. used (total)      1847      data-arc span      15437 days (42.26 yr)      first obs. used      1978-03-15      last obs. used      2020-06-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48562      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 18:05:51   Additional Information  Earth MOID = 1.40726 au   Jupiter MOID = 2.18191 au   T_jup = 3.408  [ hide covariance matrix ] Orbital Elements at Epoch 2457163.5 (2015-May-21.0) TDB Reference: JPL 30 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07486337073085611 3.7273e-08   q 2.39879111925384 9.494e-08 au tp 2457303.034168134473 (2015-Oct-07.53416813) 0.00010565 TDB node 165.6060207026637 3.6577e-05 deg peri 3.853432706528483 4.4586e-05 deg i 5.719689453130358 3.9776e-06 deg   Orbit Determination Parameters    # obs. used (total)      1847      data-arc span      15437 days (42.26 yr)      first obs. used      1978-03-15      last obs. used      2020-06-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48562      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 18:05:51   Additional Information  Jupiter MOID = 2.18191 au   T_jup = 3.408  Orbit Covariance (6×6)   e q tp node peri i e 1.389282773008897E-15 -3.526656714564617E-15 1.229000971271892E-12 6.378758690488202E-15 2.760739008968418E-13 -1.208636214128639E-15 q -3.526656714564617E-15 9.013665094866879E-15 -3.237133985027635E-12 -1.632943065089582E-14 -7.311186931001818E-13 3.174425078478439E-15 tp 1.229000971271892E-12 -3.237133985027635E-12 1.116281480867109E-8 2.839177727547103E-11 2.708375066612352E-9 -6.306481837940337E-13 node 6.378758690488202E-15 -1.632943065089582E-14 2.839177727547103E-11 1.337845719442344E-9 -1.323913231437704E-9 5.257096345484134E-11 peri 2.760739008968418E-13 -7.311186931001818E-13 2.708375066612352E-9 -1.323913231437704E-9 1.98795509592575E-9 -5.246728519382642E-11 i -1.208636214128639E-15 3.174425078478439E-15 -6.306481837940337E-13 5.257096345484134E-11 -5.246728519382642E-11 1.582141656271995E-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 14.2   n/a MPO365457   17066 Ginagallant           Discovered 1999 Apr. 15 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Gina May Gallant (b. 1987) was awarded third place in the 2003 Intel International Science and Engineering Fair for her engineering project. She attends the Kelly Road Secondary School, Prince George, British Columbia, Canada. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20040614/MPCPages.arc Last Updated: 2009-12-11 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1977-Sep-22 08:55 < 00:01 Hebe 0.0162955183181706 0.0162913669779633 0.0162996698019641 5.80867711898859 5.80867705331177 2443408.871518709 0.586266030926272 221.001338397161 37.6940086501867 20.8607329174607 25221.5189307953 T 30 CATAB v2.0f-lin.ifort 2020-Jun-23 18:06:08 2020-Jun-23 18:06 2057-Jan-18 14:18 < 00:01 Hebe 0.00996442862201442 0.00995657980096639 0.0099722779613376 5.87274661893268 5.8727465126986 2472382.095959676 0.945876003034244 407.500629695887 37.6947619838878 -16.2892867413779 11628.7482293892 T 30 CATAB v2.0f-lin.ifort 2020-Jun-23 18:06:08 2020-Jun-23 18:06 2136-May-19 13:58 00:02 Hebe 0.0221729901815467 0.0221594415491152 0.0221865496153206 5.84381957770454 5.84381952972716 2501357.081827051 2.16052961972893 1026.42009993376 37.4823374556781 -48.8749033948807 66673.5627102034 T 30 CATAB v2.0f-lin.ifort 2020-Jun-23 18:06:08 2020-Jun-23 18:06 Alternate Designations  1999 GG18 = 1978 EZ8 = 1996 NO3  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Jul-07 00:08 UT (server date/time)   Site Manager:   Ryan S. 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