+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   48750 (1997 GG8) Classification: Main-belt Asteroid          SPK-ID: 2048750 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0602073851704738 3.3925e-08   a 2.404016349830067 1.0133e-08 au q 2.259276811499731 8.1042e-08 au i 5.828239692394718 4.6997e-06 deg node 218.2845522842102 4.2735e-05 deg peri 249.7008608398786 6.6508e-05 deg M 177.0844802725274 4.9404e-05 deg tp 2458330.796524467032 (2018-Jul-31.29652447) 0.00018679 TDB period 1361.458953494024 3.73 8.6078e-06 2.357e-08 d yr n .264422220791969 1.6718e-09 deg/d Q 2.548755888160402 1.0743e-08 au   Orbit Determination Parameters    # obs. used (total)      1085      data-arc span      9570 days (26.20 yr)      first obs. used      1993-03-21      last obs. used      2019-06-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5433      source      ORB      producer      Otto Matic      solution date      2020-Feb-23 09:13:02   Additional Information  Earth MOID = 1.28386 au   Jupiter MOID = 2.52915 au   T_jup = 3.514  [ hide covariance matrix ] Orbital Elements at Epoch 2456730.5 (2014-Mar-14.0) TDB Reference: JPL 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06083293410191661 3.4049e-08   q 2.255987086092395 8.1445e-08 au tp 2456971.673366005002 (2014-Nov-10.17336601) 0.00018382 TDB node 218.3888248599287 4.2716e-05 deg peri 249.8421123064948 6.5927e-05 deg i 5.830759877643654 4.7006e-06 deg   Orbit Determination Parameters    # obs. used (total)      1085      data-arc span      9570 days (26.20 yr)      first obs. used      1993-03-21      last obs. used      2019-06-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5433      source      ORB      producer      Otto Matic      solution date      2020-Feb-23 09:13:02   Additional Information  Jupiter MOID = 2.52915 au   T_jup = 3.514  Orbit Covariance (6×6)   e q tp node peri i e 1.159343190852452E-15 -2.754432628554416E-15 1.48095971011701E-12 5.117572424493555E-15 3.889573858314184E-13 -3.039370595021174E-15 q -2.754432628554416E-15 6.633226388239897E-15 -3.654195991733328E-12 -1.219615041883877E-14 -9.66491672384425E-13 7.434527067193648E-15 tp 1.48095971011701E-12 -3.654195991733328E-12 3.378883735875025E-8 4.505580883266063E-11 9.248616182630253E-9 -1.808674332542816E-11 node 5.117572424493555E-15 -1.219615041883877E-14 4.505580883266063E-11 1.824662585260507E-9 -1.802454935955321E-9 -6.839892182155151E-11 peri 3.889573858314184E-13 -9.66491672384425E-13 9.248616182630253E-9 -1.802454935955321E-9 4.346377082527468E-9 6.312634495008274E-11 i -3.039370595021174E-15 7.434527067193648E-15 -1.808674332542816E-11 -6.839892182155151E-11 6.312634495008274E-11 2.20955938578763E-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 15.1   n/a MPO280000   48750 (1997 GG8)          Discovered 1997-Apr-02 by LINEAR at Socorro Reference: 20021120/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1997 GG8 = 2000 AV116  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-09 00:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin