+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   22947 Carolsuh (1999 TW218) Classification: Main-belt Asteroid          SPK-ID: 2022947 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1381056924832788 3.1443e-08   a 2.399386906244385 7.0505e-09 au q 2.068017916022192 7.409e-08 au i 1.836282645788736 3.5448e-06 deg node 199.1059233515032 8.9162e-05 deg peri 344.4609198784012 8.9899e-05 deg M 96.77768635651397 1.0914e-05 deg tp 2458835.559898755213 (2019-Dec-18.05989876) 4.0989e-05 TDB period 1357.528180247517 3.72 5.9836e-06 1.638e-08 d yr n .2651878651494082 1.1689e-09 deg/d Q 2.730755896466578 8.0242e-09 au   Orbit Determination Parameters    # obs. used (total)      1606      data-arc span      10098 days (27.65 yr)      first obs. used      1992-11-27      last obs. used      2020-07-21      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50037      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 04:15:01   Additional Information  Earth MOID = 1.06967 au   Jupiter MOID = 2.22746 au   T_jup = 3.513  [ 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 15.21   n/a E2021B10   22947 Carolsuh           Discovered 1999 Oct. 15 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Carol Yoon Joo Suh (b. 1989) is a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors, for her medicine and health project. She attends the Palos Verdes Peninsula High School, Rolling Hills Estates, California. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070303/MPCPages.arc Last Updated: 2010-04-12 Alternate Designations  1999 TW218 = 1999 VP93  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-20 05:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin