+ 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 2459000.5 (2020-May-31.0) TDB Reference: JPL 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06894819456685798 4.5536e-08   a 3.060381458914419 2.2374e-08 au q 2.849373682636383 1.4333e-07 au i 8.568017108900971 5.1859e-06 deg node 261.3396562660465 3.3719e-05 deg peri 17.69923334726598 5.3054e-05 deg M 47.32510513980788 3.9927e-05 deg tp 2458743.430320066032 (2019-Sep-16.93032007) 0.00021741 TDB period 1955.517784964909 5.35 2.1445e-05 5.871e-08 d yr n .1840944647846607 2.0188e-09 deg/d Q 3.271389235192455 2.3916e-08 au   Orbit Determination Parameters    # obs. used (total)      1597      data-arc span      16059 days (43.97 yr)      first obs. used      1976-06-29      last obs. used      2020-06-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48698      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 18:07:30   Additional Information  Earth MOID = 1.83435 au   Jupiter MOID = 1.82686 au   T_jup = 3.213  [ 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 12.7   n/a MPO371137   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 ] 2020-Jul-04 16:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin