PDS_VERSION_ID = PDS3 OBJECT = REFERENCE REFERENCE_KEY_ID = "ALPHA&SNYDER1982" REFERENCE_DESC = "Alpha, T.,R., and J.P. Snyder, The Properties and Uses of Selected Map Projections, Miscellaneous Investigations Series Map I-1402, Arlington, VA: U.S. Geological Survey, 1982." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "ARVIDSON1991" REFERENCE_DESC = "Arvidson, R. E., V.R. Baker, C. Elachi, R.S. Saunders, J.A. Wood, Magellan: Initial Analysis of Venus Surface Modification, Science, V. 252, pp. 270 - 275, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "ARVIDSONETAL1992" REFERENCE_DESC = "Arvidson, R. E., R. Greeley, M.C. Malin, R.S. Saunders, N. Izenberg, J.J. Plaut, E.R. Stofan, and M.K. Shepard, Surface Modification of Venus as Inferred from Magellan Observations of Plains, Journal of Geophysical Research, 97, 13303-13317, 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "ASMAR&HERRERA1993" REFERENCE_DESC = "Asmar, S.W., and R.G. Herrera, Radio Science Handbook, JPL D-7938 Volume 4, Jet Propulsion Laboratory, Pasadena, CA, 1993." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "ASMAR&RENZETTI" REFERENCE_DESC = "Asmar, S.W., and N.A. Renzetti, The Deep Space Network as an Instrument for Radio Science Research, Jet Propulsion Laboratory Publication 80-93, Rev. 1, 15 April 1993." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "BARRY1987" REFERENCE_DESC = "Barry, S., Magellan Mission Operations System: Radar System Interface Requirements, Hughes Aircraft Co. Report HS513-823-3, May 1987" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "BRILL&MEISL1990" REFERENCE_DESC = "Brill, R., C. and Meisl, Magellan Altimeter Processing: Algorithms and Constants, Jet Propulsion Laboratory Document D-6143, 15 February 1990" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "CAMPBELLETAL1992" REFERENCE_DESC = "Campbell, D. B., N.J.S. Stacy, W.I. Newman, R.E. Arvidson, E.M. Jones, G.S. Musser, A.Y. Roper, and C. Schaller, Magellan Observations of Extended Impact Crater Related Features on the Surface of Venus, Journal of Geophysical Research, 97, 16249-16277, 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "CAMPBELLETAL1992B" REFERENCE_DESC = "Campbell, B. A., and D.B. Campbell, Analysis of Volcanic Surface Morphology on Venus from Comparison of Arecibo, Magellan, and Terrestrial Airborne Radar Data, Journal of Geophysical Research, 97, 16293-16314, 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "CUEVAS1989" REFERENCE_DESC = "Cuevas, C., Magellan Radar Sensor Compensation Report, Hughes Aircraft Co. Report HS513- 5029, 18 August 1989" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "DAVIESETAL1989" REFERENCE_DESC = "Davies, M.E., V.K. Abalakin, M. Bursa, G.E. Hunt, J.H. Lieske, B. Morando, R.H. Rapp, P.K. Seidelmann, A.T. Sinclair, and Yu.S. Tyuflin, Report of the IAU/IAG/COSPAR Working Group on Cartographic Coordinates and Rotational Elements of the Planets and Satellites: 1988, Celestial Mechanics and Dynamical Astronomy, 46, 187-204, 1989." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "DAVIESETAL1992" REFERENCE_DESC = "Davies, M.E., T.R. Colvin, P.G. Rogers, P.W. Chodas, W.L. Sjogren, E.L. Akim, V.A. Stepanyantz, Z.P. Vlasova, and A.I. Zakharov, The Rotation Period, Direction of the North Pole, and Geodetic Control Network of Venus, Journal of Geophysical Research, 97, 13141- 13151, 1992." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "FORD1992" REFERENCE_DESC = "Ford, P. G., Magellan Altimetry and Radiometry Composite Data, USA_NASA_JPL_MG_2nnn, 1992." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "FORD1993" REFERENCE_DESC = "Ford, P. G., Magellan Global Altimetry and Radiometry Data Records, USA_NASA_JPL_MG_3nnn, 1993." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "FORD&PETTENGILL1992" REFERENCE_DESC = "Ford, P. G., and G.H. Pettengill, Venus Topography and Kilometer-Scale Slopes, Journal of Geophysical Research, 97, 13103-13114, 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "GEO-10REVD" REFERENCE_DESC = "DSN Geometry and Spacecraft Visibility, Document 810-5, Rev. D, Vol. I, DSN/Flight Project Interface Design, Jet Propulsion Laboratory, Pasadena, CA, 1987." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "GREELEYETAL1992" REFERENCE_DESC = "Greeley, R., R.E. Arvidson, C. Elachi, M.A. Geringer, J.J. Plaut, R.S. Saunders, G. Schubert, E.R. Stofan, E.J.P. Thouvenot, S.D. Wall, C.M. and Weitz, Aeolian Features on Venus: Preliminary Magellan Results, Journal of Geophysical Research, 97, 13319-13345, 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "GREELEYETAL1994" REFERENCE_DESC = "Greeley, R., G. Schubert D. Limonadi, K.C. Bender, W.I. Newman, P.E. Thomas, C.M. Weitz, and S.D. Wall, Wind Streaks on Venus: Clues to Atmospheric Circulation, Science, 263, 358-361, 1994" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "HAGFORS1964" REFERENCE_DESC = "Hagfors, T., Backscattering from an Undulating Surface with Applications to Radar Returns from the Moon, Journal of Geophysical Research, 69, 3779-3784, 1964." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "HAGFORS&EVANS1968" REFERENCE_DESC = "Hagfors, T., and J.V. Evans, Radar Studies of the Moon, Chapter 5 in Radar Astronomy (Evans, J. V., and T. Hagfors, editors), New York: McGraw-Hill, 1968" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "HEAD1991" REFERENCE_DESC = "Head, J. W., D.B. Campbell, C. Elachi, J.E. Guest, D.P. McKenzie, R.S. Saunders, G.G. Schaber, G. Schubert, Venus Volcanism: Initial Analysis from Magellan Data, Science, V. 252, pp. 276 - 288, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "HEADETAL1992" REFERENCE_DESC = "Head, J.W., L.S. Crumpler, J.C. Aubele, J.E. Guest, and R.S Saunders, Venus Volcanism: Classification of Volcanic Features and Structures, Associations, and Global Distribution from Magellan Data, Journal of Geophysical Research, 97, 13153-13197, 1992." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "JGRMGN1992" REFERENCE_DESC = "Magellan at Venus special issues, Journal of Geophysical Research, 97, Nos. E8 and E10, 13063-13689 and 15921-16382, 1992." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "JOHNSON1990" REFERENCE_DESC = "W.T.K. Johnson, Magellan Imaging Radar to unveil Venus, Microwave System News, vol. 20, no. 3, pp. 25-31, 1990." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "KONOPLIVETAL1993" REFERENCE_DESC = "Konopliv, A.S., N.J. Borderies, P.W. Chodas, E.J. Christensen, W.L. Sjogren, and B.G. Williams, Venus Gravity and Topography: 60th Degree and Order Model, Geophysical Research Letters, 20, 2403-2406, 1993." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "LYONS1988" REFERENCE_DESC = "Lyons, D.T., Magellan Planetary Constants and Models, JPL D-2300, Jet Propulsion Laboratory, Pasadena, Calif., 1988." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "MCNAMEEETAL1993" REFERENCE_DESC = "McNamee, J.B., N.J. Borderies, and W.L. Sjogren, Venus: Global Gravity and Topography, Journal of Geophysical Research, 98, 9113-9128, 1993." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "MOYER1971" REFERENCE_DESC = "Moyer, T.D. Mathematical Formulation of the Double-Precision Orbit Determination Program (DPODP), TR 32-1527, Jet Propulsion Laboratory, Pasadena, CA, 1971." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "MOYER1987" REFERENCE_DESC = "Moyer, T.D., Changes to the ODP and the ODE for processing X-Band Uplink Data, EM-314-430, Jet Propulsion Laboratory, Pasadena, CA, 1987." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "PDSDD1992" REFERENCE_DESC = "Planetary Science Data Dictionary Document, Document D-7116, Rev. C, Pasadena, CA: Jet Propulsion Laboratory, 20 November 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "PDSSR1992" REFERENCE_DESC = "Planetary Data System Standards Reference, Jet Propulsion Laboratory Document D-7669, Part 2, 20 November 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "PETTENGILL1988" REFERENCE_DESC = "Pettengill, G. H., Magellan Venus Radar Mapper Science Experiment Plan of the Radar Investigation Group (RADIG), MIT/JPL, 1988." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "PETTENGILL1991" REFERENCE_DESC = "Pettengill, G. H., P.G. Ford, W.T.K. Johnson, R.K. Raney, L.A. Soderblom, Magellan: Radar Performance and Data Products, Science, V. 252, pp. 260 - 265, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "PETTENGILLETAL1992" REFERENCE_DESC = "Pettengill, G. H., P.G. Ford, and R.J. Wilt, Venus Surface Radiothermal Emission as Observed by Magellan, Journal of Geophysical Research, 13091- 13102, 1992." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "PHILLIPS1991" REFERENCE_DESC = "Phillips, R. J., R.E. Arvidson, J.M. Boyce, D.B. Campbell, J.E. Guest, G.G. Schaber, L.A. Soderblom, Impact craters on Venus: Initial Analysis from Magellan, Science, V. 252, pp. 288 - 297, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "PLAUT&ARVIDSON1992" REFERENCE_DESC = "Plaut, J. J., and R.E. Arvidson, Comparison of Goldstone and Magellan Radar Data in the Equatorial Plains of Venus, Journal of Geophysical Research, 97, 16279-16291, 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SAUNDERSETAL1990" REFERENCE_DESC = "Saunders, R.S., G.H. Pettengill, R.E. Arvidson, W.L. Sjogren, W.T.K. Johnson, L. Pieri, The Magellan Venus Radar Mapping Mission, Journal of Geophysical Research, 95, 8339-8355, 1990." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SAUNDERS1991A" REFERENCE_DESC = "Saunders, R. S., R.E. Arvidson, J.W. Head III, G.G. Schaber, E.R. Stofan, and S.C. Solomon, An Overview of Venus Geology, Science, V. 252, pp. 249 - 252, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SAUNDERS1991B" REFERENCE_DESC = "Saunders, R. S., G.H. Pettengill, Magellan: Mission Summary, Science, V. 252, pp. 247 - 249, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SAUNDERSETAL1992" REFERENCE_DESC = "Saunders, R. S., A.J. Spear, P.C. Allin, R.S. Austin, A.L. Berman, R.C. Chandlee, J. Clark, A.V. deCharon, E.M. DeJong, D.G. Griffith, J.M. Gunn, S. Hensley, W.T.K. Johnson, C.E. Kirby, K.S. Leung, D.T. Lyons, G.A. Michaels, J. Miller, R.B. Morris, A.D. Morrison, R.G. Piereson, J.F. Scott, S.J. Shaffer, J.P. Slonski, E.R. Stofan, T.W. Thompson, and S.D. Wall, Magellan Mission Summary, Journal of Geophysical Research, 97, 13067-13090, 1992." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SCHABERETAL1992" REFERENCE_DESC = "Schaber, G.G., R.G. Strom, H.J. Moore, L.A. Soderblom, R.L. Kirk, D.J. Chadwick, D.D. Dawson, L.R. Gaddis, J.M. Boyce, and J. Russell, Geology and Distribution of Impact Craters on Venus: What Are They Telling Us? Journal of Geophysical Research, 97, 13257-13301, 1992." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SCIEDR" REFERENCE_DESC = "Project Magellan Software Interface Specification: Magellan Science EDR (TPS-101), 30 January 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SDPS101" REFERENCE_DESC = "Project Magellan Software Interface Specification: Full-Resolution Basic Image Data Record, Revision E, 31 August 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SE011" REFERENCE_DESC = "Magellan Project Radar System: Analysis Methods and Performance Estimates, Hughes Aircraft Co. Report HS513-062-49, July 1989" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SJOGRENETAL1983" REFERENCE_DESC = "Sjogren, W.L., B.G. Bills, P.W. Birkeland, P.B. Espsoito, A.R. Konopliv, N.A. Mottinger, R.J. Phillips and S.J. Ritke, Venus Gravity Anomalies and Their Correlations with Topography, Journal of Geophysical Research, 88, 1119-1128, 1983." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SJOGRENETAL1984" REFERENCE_DESC = "Sjogren, W.L., B.G. Bills and N.A. Mottinger, Venus: Ishtar Gravity Anomaly, Geophysical Research Letters, 11, 489-491, 1984" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SNYDER1987" REFERENCE_DESC = "Snyder, John P., Map Projections -- A Working Manual, U. S. Geol. Surv. Professional Paper 1395, 383p., 1987." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SOLOMON1991A" REFERENCE_DESC = "Solomon, S. C., J.W. Head, W.M. Kaula, D. McKenzie, B. Parsons, R.J. Phillips, G. Schubert, and M. Talwani, Venus Tectonics: Initial Analysis from Magellan, Science, V. 252, pp. 297 - 312, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SOLOMON1991B" REFERENCE_DESC = "Solomon, S. C., J.W. Head, Fundamental Issues in the Geology of Venus, Science, V. 252, pp. 252 - 260, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "SOLOMONETAL1992" REFERENCE_DESC = "Solomon, S.C., S.E. Smrekar, D.L. Bindschadler, R.E. Grimm, W.M. Kaula, G.E. McGill, R.J. Phillips, R.S. Saunders, G. Schubert, S.W. Squyres, and E.R. Stofan, Venus Tectonics: An Overview of Magellan Observations, Journal of Geophysical Research, 97, 13199-13255, 1992, and Journal of Geophysical Research, 97, 16381, 1992." END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "TYLER1991" REFERENCE_DESC = "Tyler, G. L., P.G. Ford, D.B. Campbell, C. Elachi, G.H. Pettengill, R.A. Simpson, Magellan: Electrical and Physical Properties of Venus' Surface, Science, V. 252, pp. 265 - 270, 1991" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "TYLERETAL92" REFERENCE_DESC = "Tyler, G. L., G. Balmino, D.P. Hinson, W.L. Sjogren, D.E. Smith, R. Woo, S.W. Asmar, M.J. Connally, C.L. Hamilton, and R.A. Simpson, Radio Science Investigations with Mars Observer, Journal of Geophysical Research, 97, 7759-7779, 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "TYLER1992" REFERENCE_DESC = "Tyler, G. L., R.A. Simpson, M.J. Maurer, and E. Holmann, Scattering Properties of the Venusian Surface: Preliminary Results from Magellan, Journal of Geophysical Research, 97, 13115-13139, 1992" END_OBJECT = REFERENCE OBJECT = REFERENCE REFERENCE_KEY_ID = "VRMPP1983" REFERENCE_DESC = "Venus Radar Mapper Project Plan, Document 630-1, JPL D-814, 157 pp., Jet Propulsion Laboratory, Pasadena, Calif., 1983." END_OBJECT = REFERENCE END