+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   105880 (2000 SW177) Classification: Inner Main-belt Asteroid          SPK-ID: 2105880 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0553558588211123 3.9451e-08   a 1.966578973981448 8.4305e-09 au q 1.857717305937163 7.9301e-08 au i 19.70736398733055 4.8011e-06 deg node 216.9422829131234 1.4255e-05 deg peri 123.2891812409872 5.7712e-05 deg M 88.07354834746464 5.2625e-05 deg tp 2458754.061528131777 (2019-Sep-27.56152813) 0.0001478 TDB period 1007.315494120368 2.76 6.4774e-06 1.773e-08 d yr n .3573855481239945 2.2981e-09 deg/d Q 2.075440642025733 8.8972e-09 au   Orbit Determination Parameters    # obs. used (total)      571      data-arc span      7058 days (19.32 yr)      first obs. used      2000-09-28      last obs. used      2020-01-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47656      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 02:30:34   Additional Information  Earth MOID = .893663 au   Jupiter MOID = 3.07092 au   T_jup = 3.802  [ hide covariance matrix ] Orbital Elements at Epoch 2457419.5 (2016-Feb-01.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05555701026157601 3.9456e-08   q 1.857227421045264 7.9343e-08 au tp 2457747.080663707821 (2016-Dec-24.58066371) 0.00014957 TDB node 216.9545757825327 1.425e-05 deg peri 123.3874944891776 5.7501e-05 deg i 19.71120235819859 4.8018e-06 deg   Orbit Determination Parameters    # obs. used (total)      571      data-arc span      7058 days (19.32 yr)      first obs. used      2000-09-28      last obs. used      2020-01-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47656      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 02:30:34   Additional Information  Jupiter MOID = 3.07092 au   T_jup = 3.802  Orbit Covariance (6×6)   e q tp node peri i e 1.556810447352117E-15 -3.115085121212147E-15 -5.18189867227901E-14 2.217727092274112E-15 1.014257225201816E-14 -6.892357148092588E-15 q -3.115085121212147E-15 6.295255891310096E-15 -3.697408827291037E-13 -4.146963630138843E-15 -2.072977832730394E-13 1.320273352292994E-14 tp -5.18189867227901E-14 -3.697408827291037E-13 2.237019716427657E-8 -2.60363170035723E-12 8.3449939465881E-9 3.825283419532743E-11 node 2.217727092274112E-15 -4.146963630138843E-15 -2.60363170035723E-12 2.030658150065708E-10 -1.916433232643002E-10 1.497580210631669E-11 peri 1.014257225201816E-14 -2.072977832730394E-13 8.3449939465881E-9 -1.916433232643002E-10 3.30633222263748E-9 -1.066670060526856E-13 i -6.892357148092588E-15 1.320273352292994E-14 3.825283419532743E-11 1.497580210631669E-11 -1.066670060526856E-13 2.305723518739799E-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 16.7   n/a MPO432582   105880 (2000 SW177)          Discovered 2000-Sep-28 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-10 22:30 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin