+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   147421 Gardonyi (2003 GG) Classification: Main-belt Asteroid          SPK-ID: 2147421 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06264186422832931 3.2861e-08   a 2.913867325760093 2.0198e-08 au q 2.731337244360465 9.1483e-08 au i 6.977910834174012 3.7775e-06 deg node 130.6159605452028 3.2019e-05 deg peri 229.0946596382302 5.231e-05 deg M 56.52043526295274 3.8553e-05 deg tp 2458915.262852825708 (2020-Mar-06.76285283) 0.00019582 TDB period 1816.783124634781 4.97 1.889e-05 5.172e-08 d yr n .1981524349926847 2.0603e-09 deg/d Q 3.096397407159722 2.1463e-08 au   Orbit Determination Parameters    # obs. used (total)      701      data-arc span      10595 days (29.01 yr)      first obs. used      1992-02-05      last obs. used      2021-02-07      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52835      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 19:05:25   Additional Information  Earth MOID = 1.73087 au   Jupiter MOID = 2.23936 au   T_jup = 3.268  [ show covariance matrix ] [ 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 15.6   n/a MPO449803   147421 Gárdonyi           Discovered 2003 Apr. 1 by K. Sárneczky at Piszkesteto. Géza Gárdonyi (1863-1922) was a Hungarian writer and journalist. Although he wrote a range of works, he had his greatest success as a historical novelist, particularly with Eclipse of the Crescent Moon and Slave of the Huns. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20121228/MPCPages.arc Last Updated: 2013-01-02 [ 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 2024-May-15 19:49 00:02 Psych 0.03190899861158 0.0319040155121172 0.0319139817173787 1.74824690273452 1.74824668584565 2460446.325615378 1.54580200663987 248.030545670399 51.6660672594069 4.87757820155738 20625.4440111611 T 22 CATAB v2.0f-lin.ifort 2021-Apr-13 19:05:27 2021-Apr-13 19:05 Alternate Designations  2003 GG = 2005 UQ494  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-20 17:46 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin