Appendix D

LUNAR IMPACT: A History of Project Ranger

Appendix D

RANGER EXPERIMENTS

Table D-1. Block I Scientific Experiments

Spacecraft	Instruments first approved	Agency and scientist	Instruments actually flown
Rangers 1 and 2	Electrostatic analyzer for solar plasma	Jet Propulsion Laboratory, M. Neugebauer, C. Snyder	Electrostatic analyzer for solar plasma
	Photoconductive particle detectors CdS photoconductor Thin-walled Geiger Medium-walled Geiger AU-SI counter	State University of Iowa, J. A. Van Allen University of Chicago, J. A. Simpson	Photoconductive particle detectors CdS photoconductor Thin-walled Geiger Medium-walled Geiger Geiger AU-SI counter
	Rubidium vapor magnetometer	Goddard Space Flight Center, J. P. Heppner	Rubidium vapor magnetometer
	Triple coincidence cosmic ray telescope	University of Chicago, J. A. Simpson	Triple coincidence cosmic ray telescope
	Cosmic ray integrating ionization chamber	Cal Tech, J. V. Neher Jet Propulsion Laboratory, H. R. Anderson	Cosmic ray integrating ionization chamber
	Lyman alpha scanning telescope (hydrogen geocorona)	Naval Research Laboratory, T. A. Chubb	Lyman alpha scanning telescope (hydrogen geocorona)
	Micrometeorite dust particle detectors	Goddard Space Flight Center, W. M. Alexander	Micrometeorite dust particle detectors
		LASL/Sandia Corp., J. A. Northrop	X-ray scintillation detectors (Vela Hotel)

Table D-2. Block II Scientific Experiments

Spacecraft	Instruments first approved	Agency and scientist	Instruments actually flown
Rangers 3, 4 and 5	Television camera FOV 1.0 deg 200 lines/frame	Jet Propulsion Laboratory, A. R. Hibbs, R. L. Heacock, E. F. Dobies U. of Arizona, G. P. Kuiper U.S. Geological Survey, E. M. Shoemaker UC San Diego, H. C. Urey	Television camera
	Gamma-ray spectrometer	UC San Diego, J. R. Arnold LASL, M. A. Van Dilla, E. C. Anderson Jet Propulsion Laboratory, A. Metzger	Gamma-ray spectrometer
	Single-axis seismometer Capsule temperature measurement Maximum deceleration at impact measurement	Cal Tech, F. Press Columbia University M. Ewing	Single-axis seismometer Capsule temperature measurement
		Jet Propulsion Laboratory, W. E. Brown, Jr.	Surface scanning pulse radar

Table D-3. Block III Scientific Experiments

Spacecraft	Instruments first approved	Agency and scientist	Instruments actually flown
Rangers 6, 7, 8 and 9	Television cameras (6) Full scan (1) FOV 25 deg (2) FOV 8.4 deg Each 1132 lines/frame Partial scan (1) FOV 6.2 deg (2) FOV 2.1 deg Each 290 lines/frame	U. of Arizona, G. P. Kuiper Principal Investigator U.S. Geological Survey, E. M. Shoemaker UC San Diego, H. C. Urey Jet Propulsion Laboratory, R. L. Heacock Coexperimenters	Television cameras
	Neher ionization chamber	Jet Propulsion Laboratory, H. R. Anderson, et al.
	Geiger counter assembly	Jet Propulsion Laboratory, H. R. Anderson, et al.
	Electron flux measurements	Applied Physics Laboratory, G. F. Pieper
	Low-energy solar proton detector	Ames Research Center, M. Bader
	Dust particle detector experiment	Goddard Space Flight Center, W. M. Alexander
	Search coil magnetometer	Jet Propulsion Laboratory, E. Smith
	Electron-proton spectrometer	U.C. Los Angeles, T. A. Farley, N. Sanders
	Low-energy proton	Goddard Space Flight Center, G. P. Serbu, R. E. Bourdeau

Table D-4. Block IV Scientific Experiments

Spacecraft	Instruments first approved	Agency and scientist	Instruments actually flown
Rangers 10, 11 and 12	Television cameras (6)	U. of Arizona, G. P. Kuiper Principal Investigator U.S. Geological Survey, E. M. Shoemaker Coexperimenter UC San Diego, H. C. Urey Jet Propulsion Laboratory, R. L. Heacock	Project cancelled
	Gamma-ray spectrometer	UC San Diego, J. Arnold
	Surface scanning radar	Jet Propulsion Laboratory, W. E. Brown, Jr.

Table D-5. Block V Scientific Experiments

Spacecraft	Instruments first approved	Agency and scientist	Instruments actually flown
Rangers 13, 14, 15, 16 and 17	Single-axis passive seismometer	Caltech, F. Press
	Gamma-ray spectrometer	UC San Diego, J. Arnold	Project cancelled
	Surface scanning radar	Jet Propulsion Laboratory, W. E. Brown, Jr.
	Television camera	U. of Arizona, G. P. Kuiper

Appendix C

Appendix E