+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   79092 (1981 DT1) Classification: Main-belt Asteroid          SPK-ID: 2079092 [ 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 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2073181942784454 3.9691e-08   a 2.759654378063471 1.3909e-08 au q 2.187527815570746 1.0777e-07 au i 7.88695190255936 4.1428e-06 deg node 243.3259941492491 2.7935e-05 deg peri 330.8325531179037 2.9048e-05 deg M 214.5490077868515 9.948e-06 deg tp 2459877.041832264063 (2022-Oct-24.54183226) 4.9075e-05 TDB period 1674.481939993571 4.58 1.266e-05 3.466e-08 d yr n .2149918678737031 1.6254e-09 deg/d Q 3.331780940556197 1.6793e-08 au   Orbit Determination Parameters    # obs. used (total)      967      data-arc span      14601 days (39.98 yr)      first obs. used      1981-02-09      last obs. used      2021-01-31      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .51175      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 13:40:07   Additional Information  Earth MOID = 1.1834 au   Jupiter MOID = 1.67576 au   T_jup = 3.297  [ hide covariance matrix ] Orbital Elements at Epoch 2457463.5 (2016-Mar-16.0) TDB Reference: JPL 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2074087949761839 3.9747e-08   q 2.187323849879049 1.0791e-07 au tp 2458203.981497043466 (2018-Mar-26.48149704) 4.2879e-05 TDB node 243.3281779881072 2.7947e-05 deg peri 331.0446822785097 2.9057e-05 deg i 7.884900125073288 4.1433e-06 deg   Orbit Determination Parameters    # obs. used (total)      967      data-arc span      14601 days (39.98 yr)      first obs. used      1981-02-09      last obs. used      2021-01-31      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .51175      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 13:40:07   Additional Information  Jupiter MOID = 1.67576 au   T_jup = 3.297  Orbit Covariance (6×6)   e q tp node peri i e 1.579862825231176E-15 -4.26769990018259E-15 -9.56647671134875E-14 -8.529343679541774E-17 -3.197324004162292E-14 1.194091791775393E-15 q -4.26769990018259E-15 1.164562190970473E-14 4.359460930064769E-13 2.221917996220305E-15 1.051358456121958E-13 -2.898991511927985E-15 tp -9.56647671134875E-14 4.359460930064769E-13 1.838585766643217E-9 1.551287519196301E-12 3.554082778244731E-10 7.480205246333354E-14 node -8.529343679541774E-17 2.221917996220305E-15 1.551287519196301E-12 7.810070254269738E-10 -7.731422200370772E-10 -3.35392681471674E-11 peri -3.197324004162292E-14 1.051358456121958E-13 3.554082778244731E-10 -7.731422200370772E-10 8.442957025070176E-10 3.318153033018067E-11 i 1.194091791775393E-15 -2.898991511927985E-15 7.480205246333354E-14 -3.35392681471674E-11 3.318153033018067E-11 1.716694417421968E-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 14.67   n/a E2021B10   79092 (1981 DT1)          Discovered 1981-Feb-28 by Bus, S. J. at Siding Spring Reference: 20040504/Numbers.arc Last Updated: 2004-07-16 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-17 09:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin