+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14793 (1975 SE2) Classification: Main-belt Asteroid          SPK-ID: 2014793 [ 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 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .13848171937826 4.0163e-08   a 2.420844218156146 7.9029e-09 au q 2.085601548478964 9.9433e-08 au i 6.847102930731448 3.6219e-06 deg node 40.292326544714 3.2983e-05 deg peri 332.3298850885625 3.5198e-05 deg M 2.475387282389023 1.2148e-05 deg tp 2459191.040038986877 (2020-Dec-07.54003899) 4.642e-05 TDB period 1375.7790503947 3.77 6.7369e-06 1.844e-08 d yr n .2616699243215826 1.2813e-09 deg/d Q 2.756086887833329 8.9974e-09 au   Orbit Determination Parameters    # obs. used (total)      1302      data-arc span      16572 days (45.37 yr)      first obs. used      1975-09-30      last obs. used      2021-02-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .51807      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:39:27   Additional Information  Earth MOID = 1.08786 au   Jupiter MOID = 2.71019 au   T_jup = 3.491  [ 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 15.16   n/a E2020-QM5   rotation period rot_per 3.61 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Stephens, R.D.; Warner, B.D. (2021) Minor Planet Bull. 48-1, submitted. (MBA Gaggle) http://www.planetarysciences.org/lightcurves.html] 14793 (1975 SE2)          Discovered 1975-Sep-30 by Bus, S. J. at Palomar Reference: 20000523/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1975 SE2 = 1990 SC7  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-15 04:38 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin