+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   20352 Pinakibose (1998 HC129) Classification: Main-belt Asteroid          SPK-ID: 2020352 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04588509026973926 4.2592e-08   a 2.32700787108019 9.8224e-09 au q 2.220232904857281 9.5977e-08 au i 6.152371215291218 4.5653e-06 deg node 339.3540611734255 3.4044e-05 deg peri 198.1417314178657 5.5033e-05 deg M 155.354556310751 4.3522e-05 deg tp 2458640.978602746183 (2019-Jun-06.47860275) 0.00015622 TDB period 1296.567720926476 3.55 8.2093e-06 2.248e-08 d yr n .27765614876079 1.758e-09 deg/d Q 2.433782837303098 1.0273e-08 au   Orbit Determination Parameters    # obs. used (total)      990      data-arc span      9790 days (26.80 yr)      first obs. used      1994-01-15      last obs. used      2020-11-04      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52656      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 03:17:40   Additional Information  Earth MOID = 1.22477 au   Jupiter MOID = 2.53397 au   T_jup = 3.564  [ 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 15.43   n/a E2021B10   20352 Pinakibose           Discovered 1998 Apr. 19 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Pinaki Bose (b. 1992) is a finalist in the 2004 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his environmental sciences project. He attends the Dunbar Middle School, Fort Worth, Texas. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20041028/MPCPages.arc Last Updated: 2004-10-29 Alternate Designations  1998 HC129 = 1999 RM136  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-17 06:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin