GSFC: INVESTIGATE EQUATORIAL ELECTRON DENSITY DISTRIBUTION
IN IONOSPHERE D REGION BY MEANS OF RADIO PROPAGATION
EXPERIMENTS.

PHYSICAL RESEARCH LABORATORY, AHMEDABAD (IN COLLABORATION
WITH INSTITUTE OF SPACE AND AERONAUTICAL SCIENCE, TOKYO
UNIVERSITY): MEASURE ABSOLUTE FLUX AND ENERGY SPECTRUM AND
TIME VARIATION OF DISCRETE X-RAY SOURCES (CRAB NEBULA,
SCORPIO, ETC.) AND MAKE A COMPREHENSIVE SURVEY OF THE
SOUTHERN SKY.

PHYSICAL RESEARCH LABORATORY, AHMEDABAD: INVESTIGATE SOURCES OF X-RAY EMISSIONS IN THE SOUTHERN SKY.

PHYSICAL RESEARCH LABORATORY, AHMEDABAD (IN COLLABORATION
WITH INSTITUTE OF SPACE AND AERONAUTICAL SCIENCE, TOKYO
UNIVERSITY): OBTAIN DATA ON CHANGES IN X-RAY EMISSION
FROM THE CELESTIAL X-RAY SOURCE, SCO-X-1, AND COMPARE IT
WITH CORRESPONDING CHANGES IN VISUAL OBSERVATIONS MADE
FROM THE GROUND.

NATIONAL PHYSICAL LABORATORY, NEW DELHI: MEASURE ELECTRON
AND ION DENSITIES AND LYMAN-ALPHA AND X-RAY FLUX BY
MEANS OF A RIOMETER PAYLOAD.

UNIVERSITY OF TEL AVIV: ONE OF SEVERAL EXPERIMENTERS PRO-
VIDING SPECIAL SAMPLING SURFACES TO COLLECT AND ANALYZE
EXTRATERRESTRIAL DUST PARTICLES AS PART OF PROJECT LUSTER.

NIKE-CAJUN AND NIKE-ASP 80-200 KM

SARDINIA
JAN/APR/SEP, 1961
DEC, 1962

ITALIAN SPACE COMMISSION: MEASURE UPPER ATMOSPHERE WINDS BY GROUND PHOTOGRAPHY OF ILLUMINATED SODIUM VAPOR RELEASED FROM ROCKET.

JAPANESE RADIO RESEARCH LABORATORIES AND NASA GODDARD SPACE FLIGHT CENTER: COMBINE JAPANESE SWEPT FREQUENCY RESONANCE PROBE WITH GSFC LANGMUIR PROBE FOR ELECTRON DENSITY AND TEMPERATURE DETERMINATION.

WALLOPS ISLAND APR 1967

AGENCY AND

APPROX. 20-60 KM

JAPANESE SCIENCE AND TECHNOLOGY AGENCY, JAPANESE
METEOROLOGICAL AGENCY AND NASA WALLOPS STATION:
OBTAIN COMPARISON DATA ON OPERATIONAL CHARACTERISTICS
OF THE ROCKETS; GAIN ADDITIONAL INFORMATION ON DIURNAL
WIND AND TEMPERATURE CYCLES.

(TRIPARTITE AGREEMENTS, SEE PAGE 26.)

CORONIE, SURINAM SEP, 1965

WHITE SANDS, N.M. OCT, 1967

UNIVERSITY OF UTRECHT, ASTRONOMICAL OBSERVATORY: INVESTI-
GATION OF UPPER ATMOSPHERE EQUATORIAL WINDS BY GROUND-
BASED PHOTOGRAPHY OF ILLUMINATED SODIUM VAPOR RELEASED
FROM PAYLOADS WITH SIMULTANEOUS MEASUREMENTS OF
IONOSPHERIC DRIFT (MITRA-METHOD).

LRO: OBSERVATION OF THE SPATIAL DISTRIBUTION OF SOLAR X-RAY
SOURCES BY MEANS OF ZONE PLATE TELESCOPES AND A FINE
ATTITUDE CONTROL SYSTEM.

1 ARCAS

2 ARCAS

BIRDLING'S FLAT, N.Z.
MAY, 1963
SEP/DEC, 1964

UNIVERSITY OF CANTERBURY, NEW ZEALAND: MEASURE WIND
DRIFT AND TURBULENT DIFFUSION IN THE D REGION OF THE
IONOSPHERE BY ROCKET BORNE RADIO PROPAGATION MEASURE-
MENTS AND BY GROUND-BASED PHOTOGRAPHY OF ILLUMINATED
AEROSOL RELEASED FROM ROCKET.

RANGE AND EXPERIMENT VALIDATION.

NASA GSFC WITH NORWEGIAN PARTICIPATION (WALLOPS LAUNCH-
INGS), NORWEGIAN DRE AND ROYAL TECHNICAL UNIVERSITY OF
DENMARK (ANDOYA LAUNCHINGS): MEASURE D AND E REGION
ELECTRON AND ION DENSITY AND ELECTRON COLLISION
FREQUENCY BY RADIO ABSORPTION EXPERIMENT, FARADAY
ROTATION EXPERIMENT AND RF IMPEDANCE AND CONDUCTIVITY
PROBES. LYMAN-ALPHA MONITOR (WALLOPS) AND ENERGETIC
PARTICLES EXPERIMENT (ANDOYA) ALSO INCLUDED.