+ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08827778249928905 5.028e-08   a 2.79306925839902 2.2792e-08 au q 2.546503297900621 1.3536e-07 au i 6.992342788594189 5.0473e-06 deg node 145.2138916958106 3.9102e-05 deg peri 33.91458428919823 4.7173e-05 deg M 124.3170262451356 2.6383e-05 deg tp 2458411.725359051724 (2018-Oct-20.22535905) 0.00012433 TDB period 1704.98665503329 4.67 2.087e-05 5.714e-08 d yr n .2111453476408418 2.5845e-09 deg/d Q 3.03963521889742 2.4804e-08 au   Orbit Determination Parameters    # obs. used (total)      484      data-arc span      7000 days (19.16 yr)      first obs. used      2000-03-11      last obs. used      2019-05-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59254      source      ORB      producer      Otto Matic      solution date      2019-May-30 06:55:06   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 22:08 00:03 Jupiter 1.93325829553144 1.93325776554618 1.9332588255201 3.00139169263551 2.8516815905203 2425214.422101956 2.95945688339048 200.3231387393 13.5171666567857 84.8408660878961 2706822.14439492 T 15 CATAB v2.0e-lin.ifort 2019-May-30 06:55:11 2019-May-30 06:55 1950-Dec-07 09:29 00:02 Jupiter 1.95908640110675 1.9590859248613 1.95908687735308 3.19089423160802 3.0523915618147 2433622.895225056 2.11841706371403 144.627589050611 15.6585427227302 -86.3300289993303 2799534.8215364 T 15 CATAB v2.0e-lin.ifort 2019-May-30 06:55:11 2019-May-30 06:55 2058-Sep-07 15:42 00:02 Jupiter 1.94622344259628 1.94622303783405 1.94622384735852 2.94146726692937 2.78958830087528 2472979.154169770 1.59395626612695 109.855287240307 13.0061585640461 86.1583105896528 2777426.74450182 T 15 CATAB v2.0e-lin.ifort 2019-May-30 06:55:11 2019-May-30 06:55 2081-Sep-14 02:26 00:02 Jupiter 1.94024103832538 1.9402404012524 1.94024167540113 3.09357117297592 2.9490798556149 2481386.601704755 2.40252649689542 165.487008731104 15.886128653061 -84.7810740263428 2704569.95800161 T 15 CATAB v2.0e-lin.ifort 2019-May-30 06:55:11 2019-May-30 06:55 2189-Jun-19 15:41 00:06 Jupiter 1.96670232792646 1.96670107820974 1.96670357766633 2.90081481930034 2.74833829890004 2520746.153147938 6.23040796651581 370.31831014487 11.1222472228214 81.1865783406488 2831481.17393351 T 15 CATAB v2.0e-lin.ifort 2019-May-30 06:55:11 2019-May-30 06:55 Alternate Designations  2005 GM178 = 2002 TT341  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-21 13:14 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin