+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   16074 Georgekaplan (1999 RR129) Classification: Main-belt Asteroid          SPK-ID: 2016074 [ 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 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07369814835245776 3.9925e-08   a 2.645227057322742 1.1795e-08 au q 2.450278721226236 1.0642e-07 au i 2.425419736111926 4.1384e-06 deg node 129.3361799848359 0.0001017 deg peri 248.6745996646174 0.00010527 deg M 255.4569207302309 2.7439e-05 deg tp 2459456.836963775604 (2021-Aug-30.33696378) 0.00012053 TDB period 1571.422117147481 4.30 1.051e-05 2.877e-08 d yr n .2290918500329427 1.5323e-09 deg/d Q 2.840175393419249 1.2664e-08 au   Orbit Determination Parameters    # obs. used (total)      1204      data-arc span      10453 days (28.62 yr)      first obs. used      1991-11-04      last obs. used      2020-06-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55545      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 17:55:38   Additional Information  Earth MOID = 1.45295 au   Jupiter MOID = 2.50174 au   T_jup = 3.388  [ hide covariance matrix ] Orbital Elements at Epoch 2456440.5 (2013-May-28.0) TDB Reference: JPL 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07247990861175138 3.9794e-08   q 2.452700093684752 1.0558e-07 au tp 2456322.175246483544 (2013-Jan-29.67524648) 0.00011967 TDB node 129.3789730342414 0.00010191 deg peri 250.1698734337382 0.00010561 deg i 2.422775606445139 4.1339e-06 deg   Orbit Determination Parameters    # obs. used (total)      1204      data-arc span      10453 days (28.62 yr)      first obs. used      1991-11-04      last obs. used      2020-06-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55545      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 17:55:38   Additional Information  Jupiter MOID = 2.50174 au   T_jup = 3.388  Orbit Covariance (6×6)   e q tp node peri i e 1.583599854650956E-15 -4.178230779902444E-15 -3.478902669103317E-13 -6.05924939216923E-15 -9.202843369254851E-14 5.870411554249326E-17 q -4.178230779902444E-15 1.114792649577559E-14 9.620893022222013E-13 1.663957209483324E-14 2.538079828077727E-13 -9.304705690014684E-17 tp -3.478902669103317E-13 9.620893022222013E-13 1.43208614932199E-8 -2.34128703085506E-11 3.339747208091393E-9 -1.133110117792737E-12 node -6.05924939216923E-15 1.663957209483324E-14 -2.34128703085506E-11 1.03852597975125E-8 -1.038108543982365E-8 5.635306793210249E-11 peri -9.202843369254851E-14 2.538079828077727E-13 3.339747208091393E-9 -1.038108543982365E-8 1.115419480541125E-8 -5.657495401453028E-11 i 5.870411554249326E-17 -9.304705690014684E-17 -1.133110117792737E-12 5.635306793210249E-11 -5.657495401453028E-11 1.708891975880799E-11 [ 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 14.8   n/a MPO435848   diameter diameter 3.658 km 1.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.159   0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   16074 Georgekaplan           Discovered 1999 Sept. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. George H. Kaplan mentored a finalist in the 2003 Intel Science Talent Search, a science competition for high school seniors. He teaches at the School Without Walls, Washington, District of Columbia. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20030216/MPCPages.arc Last Updated: 2011-11-22 [ show close-approach data ] Alternate Designations  1999 RR129 = 1995 SC22 = 1997 CS24  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-28 10:32 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin