+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   118102 Rinjani (2254 T-3) Classification: Inner Main-belt Asteroid          SPK-ID: 2118102 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06306961388375522 4.8899e-08   a 1.923703555005667 4.9111e-09 au q 1.802376314564652 9.2737e-08 au i 21.71610171522466 4.1452e-06 deg node 17.26121212367908 9.8648e-06 deg peri 14.92308079899287 3.6934e-05 deg M 55.46465491659965 3.3688e-05 deg tp 2459050.352030751707 (2020-Jul-19.85203075) 9.115e-05 TDB period 974.5534162371239 2.67 3.732e-06 1.022e-08 d yr n .3693999672075506 1.4146e-09 deg/d Q 2.045030795446682 5.2208e-09 au   Orbit Determination Parameters    # obs. used (total)      1067      data-arc span      15808 days (43.28 yr)      first obs. used      1977-10-07      last obs. used      2021-01-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47565      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 09:18:51   Additional Information  Earth MOID = .806598 au   Jupiter MOID = 3.14425 au   T_jup = 3.832  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.3   n/a MPO379343   118102 Rinjani           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels. This Hungaria minor planet is named for the 3726-m active volcano Rinjani, situated in Indonesia on the island of Lombok. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC batch dated 2014-02-14 Last Updated: 2014-04-17 Alternate Designations  2254 T-3 = 2000 EP21  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-04 22:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin