+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17184 Carlrogers (1999 VL22) Classification: Main-belt Asteroid          SPK-ID: 2017184 [ 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 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0686998681620497 3.6639e-08   a 3.059364212985107 1.7873e-08 au q 2.849186294893337 1.0707e-07 au i 8.567997723207764 3.4137e-06 deg node 261.3342508716449 3.3344e-05 deg peri 17.50602170803937 5.2872e-05 deg M 84.36901258929478 3.9612e-05 deg tp 2458742.436522522130 (2019-Sep-15.93652252) 0.00021635 TDB period 1954.542868656932 5.35 1.7128e-05 4.689e-08 d yr n .184186290192435 1.614e-09 deg/d Q 3.269542131076876 1.9101e-08 au   Orbit Determination Parameters    # obs. used (total)      2211      data-arc span      16299 days (44.62 yr)      first obs. used      1976-06-29      last obs. used      2021-02-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .43592      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 01:56:40   Additional Information  Earth MOID = 1.83228 au   Jupiter MOID = 1.82714 au   T_jup = 3.214  [ 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 12.76   n/a E2021B10   diameter diameter 11.645 km 1.613 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   geometric albedo albedo 0.119   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   17184 Carlrogers           Discovered 1999 Nov. 13 by C. W. Juels at Fountain Hills. Carl R. Rogers (1902-1987) was a psychologist who developed a very popular method of psychotherapy called client-centered therapy. Two of his books are Client Centered Therapy (1951) and On Becoming a Person (1961). He was president of the American Psychological Association during 1946-1947. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20010804/MPCPages.arc Last Updated: 2009-05-11 [ show close-approach data ] Alternate Designations  1999 VL22 = 1984 YC7  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-17 06:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin