+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   117808 (2005 GM178) Classification: Main-belt Asteroid          SPK-ID: 2117808 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08827781126727595 4.9742e-08   a 2.793069274870414 1.897e-08 au q 2.546503232566976 1.3248e-07 au i 6.992347138573995 4.5111e-06 deg node 145.2139629836753 3.1256e-05 deg peri 33.91447188782392 3.8218e-05 deg M 124.3170668841258 2.3119e-05 deg tp 2458411.725161374239 (2018-Oct-20.22516137) 0.00010803 TDB period 1704.986670115357 4.67 1.737e-05 4.756e-08 d yr n .2111453457730804 2.1511e-09 deg/d Q 3.039635317173852 2.0645e-08 au   Orbit Determination Parameters    # obs. used (total)      586      data-arc span      7519 days (20.59 yr)      first obs. used      2000-03-11      last obs. used      2020-10-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55612      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 18:16:05   Additional Information  Earth MOID = 1.55423 au   Jupiter MOID = 1.92946 au   T_jup = 3.312  [ 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 15.5   n/a MPO475034   117808 (2005 GM178)          Discovered 2005-Apr-15 by CSS at Catalina Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ 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 1927-Nov-29 22:07 00:03 Jupiter 1.93325816604472 1.9332576435986 1.93325868849359 3.00139266673515 2.8516826054685 2425214.421579682 2.52330517086187 171.458065284761 12.3198306999015 84.2224671035501 2951671.61970532 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 18:16:07 2020-Nov-12 18:16 1950-Dec-07 09:29 00:02 Jupiter 1.95908635406072 1.95908593136709 1.9590867767548 3.19089477774711 3.05239212933342 2433622.894868345 1.81940034741495 124.825434999244 14.3702930053019 -86.8056218822757 3006462.82938519 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 18:16:07 2020-Nov-12 18:16 2058-Sep-07 15:42 00:01 Jupiter 1.94622344082036 1.94622307213678 1.94622380950395 2.94146804954999 2.78958912596325 2472979.154424893 1.30647737809928 90.3526526009651 11.5778403792839 87.8815179100571 3073909.87713639 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 18:16:07 2020-Nov-12 18:16 2081-Sep-14 02:27 00:02 Jupiter 1.94024081719512 1.94024021498937 1.94024141940274 3.09357117459816 2.94907984044546 2481386.602117389 1.9828786477301 135.513096755789 14.2813297481591 -83.8365145906849 2912428.09242273 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 18:16:07 2020-Nov-12 18:16 2189-Jun-19 15:42 00:05 Jupiter 1.96670265430644 1.96670168504369 1.96670362358484 2.90081591852928 2.74833948511949 2520746.154196494 5.20196125659593 309.389812353527 9.88669262532649 81.6356459206098 3181099.10042966 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 18:16:07 2020-Nov-12 18:16 Alternate Designations  2005 GM178 = 2002 TT341  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-23 01:41 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin