UPPER AIR ROCKET SUMMARY                                                                       V-2
                                                                                                                             NO. 6
IDENTIFICATION                                                                                   28 June 1946

    Agency: Naval Research Laboratory
    Time: 1203 MST
    Altitude: 67.0 miles

UPPER AIR INSTRUMENTS

    Cosmic radiation: Geiger counter telescope to identify primary radiation
    Solar radiation: Ultra-violet spectrograph
    Pressure-temperature: Skin temperature gages on nose, midsection, and tail section of rocket.
        Stagnation pressure at nose tip. Ambient pressure in spectrograph case.
    Ionosphere: Three propagation transmitters for ion density studies.

DATA RECOVERY INSTRUMENTS

    Telemeter: PXTA-501, 23 channel NRL PPM/AM system.
    Physical recovery: Nose section separation explosives in control chamber.

BALLISTIC INSTRUMENTS

    Firing Range
        Theodolites: Five Askania stations
        Cameras: Two Bowen-Knapp stations
        Telescopes: None
        Radars: Two modified SCR-584 S-band stations
        Doppler: Four stations.
        Impact location: None.

    Airborne
        Beacon: S-band transponder
        Doppler: DOVAP transceiver
        Radio Cutoff: AN/ARW-17. FM control receiver for command fuel cutoff.
        Other: Routine rocket propulsion and control performance instruments; pitch rate
            gyroscope. (General Electric Company.)

ROCKET PERFORMANCE

    Firing angle:
    Program angle: 11.4 degrees
    Time to burnout: 66.8 sec.
    Altitude at burnout: 19.4 miles
    Velocity at burnout: 4075 ft. per sec.
    Time to zenith:
    Altitude to zenith: 67.0 miles
    Time to blowoff: 320 sec.
    Altitude to blowoff: 17.4 miles
    Flight duration: 353 sec.
    Impact Coordinates: 41.0 miles north and 0.5 miles east
    Payload weight: 2727 lbs.
    Unfueled rocket weight: 9807 lbs.
    Unfueled rocket C.G.:
    Gross weight at takeoff: 27,850 lbs.

BALLISTIC DATA

    Theodolites: Satisfactory records from three stations
    Cameras: Satisfactory records from one station
    Telescopes: None
    Radar: No data, beacon failed at takeoff
    Doppler: No data, record incomplete or irreducible
    Impact location: Air and ground search.
 

DATA RECOVERY

    Telemeter: Record poor 0 to 89 sec., satisfactory 89 to 232 sec.
    Physical recovery: Nose did not separate, rocket destroyed at impact

EXPERIMENTAL DATA

    Cosmic radiation: Data above 38 miles shows increase in counting rate
    Skin temperature: Temperature rise between 90 to 230 sec. observed
    Ionosphere: No data, no signals received from propagation transmitters.

REPORTS AND PAPERS

    "Upper Atmosphere Research Report No. 1." M.A. Garstens, H. E. Newell, and J. W. Siry,
        Editors, Naval Research Laboratory Report No. R-2955, 1 October 1946.
    "Review of the Results of the Ballistic Instrumentation Program for V-2 Work,: unsigned,
        Ballistic Research Laboratories, Aberdeen Proving Ground, 1946.
    "V-2 Report No. 5," Minutes of V-2 of the V-2 Upper Atmosphere Research Panel on
        9 July 1946, dated 15 July 1946.
    "V-2 Report No. 6," Minutes of V-2 of the V-2 Upper Atmosphere Research Panel on
        5 September 1946.
    "Final Report, Project Hermes V-2 Missile Program," by L. D. White, Report No. R52A0510,
        General Electric Co., September 1952.

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