+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   100161 (1993 TV28) Classification: Main-belt Asteroid          SPK-ID: 2100161 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0631895741741454 6.1225e-08   a 2.870867207200481 2.1772e-08 au q 2.689458330866965 1.7682e-07 au i 3.25969181998953 4.6154e-06 deg node 92.69859546843462 0.00012096 deg peri 224.9919009740773 0.00012736 deg M 267.7102372293254 4.1637e-05 deg tp 2459655.979790853185 (2022-Mar-17.47979085) 0.00020663 TDB period 1776.716287748977 4.86 2.0211e-05 5.533e-08 d yr n .2026209825858604 2.3049e-09 deg/d Q 3.052276083533997 2.3148e-08 au   Orbit Determination Parameters    # obs. used (total)      446      data-arc span      9721 days (26.61 yr)      first obs. used      1993-10-09      last obs. used      2020-05-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57426      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:07:44   Additional Information  Earth MOID = 1.67514 au   Jupiter MOID = 2.1285 au   T_jup = 3.293  [ 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 15.69   n/a E2021B55   100161 (1993 TV28)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla 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 2036-Jun-07 20:37 < 00:01 Eunom 0.0398879601379485 0.0398838001133559 0.0398921213520963 5.62714389356747 5.62714383102658 2464852.358728453 0.94452429871 410.316040971256 50.6745835150966 -60.405154957975 102587.869651502 T 20 CATAB v2.0f-lin.ifort 2020-Nov-12 20:07:45 2020-Nov-12 20:07 Alternate Designations  1993 TV28 = 2003 WS96  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-13 01:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin