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1 edition of Analysis of the Positional Accuracy of a Range Difference Missile Position Measuring System found in the catalog.

Analysis of the Positional Accuracy of a Range Difference Missile Position Measuring System

Analysis of the Positional Accuracy of a Range Difference Missile Position Measuring System

  • 293 Want to read
  • 35 Currently reading

Published by Storming Media .
Written in English

    Subjects:
  • TEC025000

  • The Physical Object
    FormatSpiral-bound
    ID Numbers
    Open LibraryOL11847711M
    ISBN 101423533224
    ISBN 109781423533221


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Analysis of the Positional Accuracy of a Range Difference Missile Position Measuring System Download PDF EPUB FB2

The Telemetry TM Tracker system is designed to determine time, space, and position information TSPI of an airborne missile by detecting its telemetry signal at a number of receiver sites.

Doppler frequency measurements are converted to range differences between the missile and receiver sites, whose locations are known in three dimensions. An algorithm then utilizes these range differences to.

Download Citation | Analysis of the Positional Accuracy of a Range Difference Missile Position Measuring System | The Telemetry (TM) Tracker system is designed to determine time, space, and. Calhoun: The NPS Institutional Archive Theses and Dissertations Thesis Collection Analysis of the positional accuracy of a range difference missile position.

Analysis of the positional accuracy of a range difference. The open ocean can have high background noise due to broadband biological noise generation.

Another factor affecting proper positional accuracy is the pitch and sway of the operation platform (i.e., the vessel). When deploying an SBL or USBL system from a rocking boat (with the frame of reference attached to the vessel), the baseline sensing station is constantly moving, disrupting a steady.

Positional Absolute Accuracy as the indicator or measure of how a spatial objects is accurately positioned on the map with respect to its true position on the ground, within an absolute reference frame such as UTM coordinate system.

positional accuracy of features found within a geographic data set. Approved inthe NSSDA recognizes the growing need for digital spatial data and provides a common language for report-ing accuracy. The Positional Accuracy Handbook offers practical information on how to apply the standard to a variety of data used in geographic.

tem. Positional accuracy represents the nearness of those values to the entity’s “true” position in that system. The positional accu-racy requirements for a GDB are directly related to its intended use s. Positional accuracy is determined by means of a statistical evaluation of.

The accuracy of a tracking system designed to determine the time, space and position information (TSPI) of an airborne missile by detecting its telemetry signal at a number of receiver sites is. The missile is placed on the bulk head which supports the weight of the missile and arrestors made out of chrome leather Nylon belt with rubber padding to clamp the missile on saddles.

In my project a detailed finite element stress analysis is carried out to determine the static response of the composite missile. Positional accuracy is the quantifiable value that represents the positional difference between two geospatial layers or between a geospatial layer and reality.

An example of this is the comparison of the location of roads in a feature class versus their location in a TIFF image. The degree of accuracy and precision of a measuring system are related to the uncertainty in the measurements.

Uncertainty is a quantitative measure of how much your measured values deviate from a standard or expected value. If your measurements are not very accurate or precise, then the uncertainty of your values will be very high. Robert D.

Christ, Robert L. Wernli Sr., in The ROV Manual (Second Edition), Inertial navigation systems. Inertial Navigation Systems (INS) are navigational systems capable of calculating position, either relative to some reference system/point or to absolute coordinates.

An INS system is composed of at least three gyros and three accelerometers enabling the system to derive a. specific location vary in position. A highly repeatable system (which may or may not also be accurate) exhibits very low scatter in repeated moves to a given position, regardless of the direction from which the point was approached.

Figures 7a, 7b, and 7c illustrate the difference between repeatability and accuracy. respectively. By processing signals from these devices it is possible to track the position and orientation of a device, as described in Section Inertial navigation is used in a wide range of applications including the navigation of aircraft, tactical and strategic missiles, spacecraft, submarines and ships.

A Simple Model for Calculating Ballistic Missile Defense Effectiveness satellite into orbit. 6 Moreover, ballistic missile proliferation may be accompa-nied by fewer tests and, hence, less accurate data compared to U.S. and Rus-sian ballistic missile development programs.7 Faced with. For many applications in satellite based precise positioning and especially in the application to geodesy, the study of positioning accuracy includes the broad field of time series analysis (e.g.

parameters estimation, stochastic modeling, ). Measurements, however, can be only as precise as the instrument’s capabilities. No matter what instrument, there is always a limit to how small a difference is detectable. That limit is called resolution. The diagram in Figure shows the same position (the point in.

Missile guidance refers to a variety of methods of guiding a missile or a guided bomb to its intended target. The missile's target accuracy is a critical factor for its effectiveness. Guidance systems improve missile accuracy by improving its Probability of Guidance (Pg).

These guidance technologies can generally be divided up into a number of categories, with the broadest categories being. Richard Curry: ''Radar System Performance Modeling''ISBNS; ICAO Annex 10 - Volume 4. Aeronautical Telecommunications - Surveillance and Collision Avoidance Systems, Topic Range and Bearing Accuracy, (Bundesamt für Zivilluftfahrt, Schweiz).

In order to load a missile with T-drawbar into the rack fixed in a fighter plane automatically and quickly, the relative position between the rack and the T-drawbar must be measured. The principle of the relative position measuring method is introduced, the parameters calculating equations are derived, and the precisions are analyzed.

The measuring system is composed of lens, planar array CCDs. The positional accuracy is calculated as; ()2 AP = x −xc (1) where, i is the index representing each attempt of execution to reach a commanded (programmed) position, ⎯x is the mean of positions attained in the x-direction (xa) and xc is the commanded position.

To calculate positioning repeatability, the following calculations are necessary. Processing GPS signals received at moving targets and at a fixed location near instrumentation associated with timing and recording an event allows the determination of instantaneous target position to be made without a requirement for additional active tracking.

An example is the recording and display of a test event involving a missile intercepting a target. (A further optimization described by the phrase Modern Guidance System, or MGS attempts to minimize all the lateral accelerations required over the entire flight.

Every time an angular correction is needed, control surfaces need to be deflected. This causes drag, and drag both reduces the speed of the missile and it's effective range).

Real. Another, older theory on the accurate rifle goes like this - a hunting rifle should be accurate enough to hit game vital zones out to as far as the shooter can aim using the rifles sighting system. In plain terms, using a modern variable power scope set on 9x magnification, most (if not all) people can place the crosshairs on target with.

from the difference in force measurement at these three points. In the past, the accuracy of this method has been limited by the dynamic range of load cells, so that these instruments were not suitable for projectile and missile measurements.

The introduction of force restoration technology. There are two main measuring systems: English system and Metric system (SI units). - All countries will change to Metric system. - Angles are measured by: Degrees, minutes and seconds.

- 1 revolution = degrees, 1 degree = 60 minutes and 1 minutes = 60 seconds. LOCATION METHODS. ELINT: A Scientific Intelligence System, Charles A.

Kroger, Jr. During the initial phases of the Battle of Britain a German bomber, relatively safe under cover of darkness, flew over the blacked-out landscape heading for London. At a specific moment the bomber dropped its bombs, which accurately hit their target, and another successful German Luftwaffe attack was history.

The system is to employ a series of satellites, transmitting radio signals which will allow the receiver to determine its exact position. A maneuverable warhead, equipped with such a receiver, could correct its course as it descended.

In fact two missile-borne receiver sets have reportedly flown on. An inertial navigation system (INS) is a navigation device that uses a computer, motion sensors (accelerometers) and rotation sensors to continuously calculate by dead reckoning the position, the orientation, and the velocity (direction and speed of movement) of a moving object without the need for external references.

Often the inertial sensors are supplemented by a barometric altimeter and. what accuracy exists or is achievable for their data and report it according to NSSDA. Applicability Use the NSSDA to evaluate and report the positional accuracy of maps and geospatial data produced, revised, or disseminated by or for the Federal Government.

According to Executive Order Positional Accuracy of Airborne Integrated. Global Positioning and Inertial Navigation Systems. for Mapping in Glen Canyon, Arizona.

Open-File Report by. Richard D. Sanchez and Larry D. Hothem. Any use of trade, product, or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Government. Typical short-range EDMs can be used to measure distances as great as 5 kilometers at accuracies up to one part in 20, twice as accurate as taping.

Instruments called total stations (Figure ) combine electronic distance measurement and the angle measuring capabilities of theodolites in one unit. OSM wiki), as the positional accuracy of Bing aerial imagery seems to affect that of OSM significantly. Potere () evaluated Google Earth control points relative to Landsat GeoCover imagery, which has a known absolute positional accuracy of less than 50 meter RMSE, and found an overall positional accuracy of meters.

The analysis system then calculates the precise position of the targets in each frame using the data file supplied by the tracker. The data are processed using triangulation algorithms to determine the precise separation between the target and the weapon system at the point and time of their closest approach.

The first suggestion for system calibrations, system tests and accuracy checks for TLS correspond to Lichti [18,19]. Most of the published investigations are based on field or laboratory tests [20,16]. Some researchers had already published methods and results concerning accuracy tests with laser scanners [19,21,22].

Guidance System. The accuracy of a ballistic missile depends on its ability to achieve an exact velocity and location in space at the end of its powered flight. Ensuring that this velocity and location are precisely attained is the job of the guidance and control system.

This system uses the previous day's high, low, and close, along with two support levels and two resistance levels (totaling five price points), to derive a pivot point. The equations are as follows. The primary difference in the two approaches is whether or not the PSI is assigned the responsibility of implementing and managing the support functions from the top down (a weapon system platform approach), or incrementally across a range of subsystems that may support multiple platforms.

Such a system is also highly prone to sensor noise. In order to address these operational issues, various enhanced versions of the basic proportional navigation system are used; these are known as Augmented Proportional Navigation (APN) guidance systems.

The AIM-9 Sidewinder, a short-range air-to-air missile, employs a proportional navigation. accurate, real-time position monitoring and warning system, which notifies equipment operators when they deviate from a known safe course and are approaching a fixed hazard.

A radar positioning system designed for marine applications was evaluated and a series of tests was run to determine the accuracy of the radar positioning system when.A high specific impulse (ISP) propellant and projectile guidance features such as wings, canards, thrusters or an attitude control system will maximize both range and accuracy.

We design and manufacture components to enhance weapons systems needing to meet extended range goals.Statistical measures of accuracy for riflemen and missile engineers [Grubbs, Frank Ephraim] on *FREE* shipping on qualifying offers.

Statistical measures of accuracy for riflemen and missile engineers Great book, if you want to try and use statistical analysis in the old fashioned way on your targets, this is a book to have.

Not Reviews: 4.