Página de wiki · Por paolo castracane el día 20-ene-2020 10:38

Definition (1) measure of the repeatability of a set of measurements. Note that precision is usually expressed as a statistical value based upon a set of repeated measurements such as the standard...

Página de wiki · Por emma woolliams el día 04-oct-2021 18:10

Definition Housekeeping telemetry (HKTM) is all the telemetry necessary to monitor the health and status of the satellite and transmitted through the telemetry link. Source  CEOS/WGISS/DSIG/GLOS...

Página de wiki · Por emma woolliams el día 02-dic-2019 12:59

Definition [community definition] the area (volume) in which the concentration does not differ from the concentration at the station by more than a specific range Source Larssen [RD12] ...

Página de wiki · Por emma woolliams el día 04-oct-2021 17:42

Definition Grouping of functional ities that is supposed to be operated together. Can refer to the relevant functional block or to its instantiation (i.e. also including the hardware) in an...

Página de wiki · Por emma woolliams el día 04-oct-2021 21:00

Definition The individual items making up a complete Earth Observation data set to be preserved, including data records, and the associated knowledge, i.e. information, and tools. Preserving the...

Página de wiki · Por emma woolliams el día 24-nov-2021 16:47

Definition Software as a Service, i.e. a software program that runs, not on the user’s machine, but on the machines of a hosting company, which the user accesses over the web. The host takes care...

Página de wiki · Por emma woolliams el día 04-oct-2021 19:54

Definition NRT Data are those that are available for use with a specified (small and application dependent) latency, which is typically 3 hours for meteorological applications. Source...

Página de wiki · Por emma woolliams el día 04-oct-2021 20:42

Definition These state vectors are calculated (e.g. at ESOC) using S-band tracking and relevant payloads received from previous orbits (e.g. altimeter, DORIS, GPS). Source  CEOS/WGISS/DSIG/GLOS...

Página de wiki · Por emma woolliams el día 20-ene-2020 10:27

Definition Closeness of coordinate value to the true or accepted value in a specified reference system Source ISO:19116 [RD8] RD8:ISO 19116:2004(en), Geographic information - Positioning services...

Página de wiki · Por emma woolliams el día 04-oct-2021 20:45

Definition Preliminary orbits are based on the fast delivery tracking data. They provide an improvement of the initial knowledge of the orbit but not the optimal fit. Source  CEOS/WGISS/DSIG/GLOS...

Página de wiki · Por emma woolliams el día 05-oct-2021 10:58

Definition The sensor performance monitoring function is the long-term recording and trend analysis of parameters that describe the quality of sensors and their outputs (level 0 products). Source...

Página de wiki · Por emma woolliams el día 04-oct-2021 12:28

Definition The accurate determination of orbital distances (or baselines) between satellites with compatible orbits. Baseline calibration is a needed step in all applications of SAR interferometry...

Página de wiki · Por emma woolliams el día 16-ene-2020 10:30

Definition maximum interval through which a value of a quantity being measured can be changed in both directions without producing a detectable change in the corresponding indication Source...

Página de wiki · Por emma woolliams el día 08-oct-2021 19:55

Definition A measure of the spatial resolution of a remote sensing imaging system. Defined as the angle subtended by a single detector element on the axis of the optical system. Source...

Página de wiki · Por emma woolliams el día 20-ene-2020 9:36

Definition Opening angle corresponding to one detector element Source ISO:19130 [RD9] RD9: ISO/TS 19130-2:2014(en), Geographic information - Imagery sensor models for geopositioning - Part 2: SAR,...

Página de wiki · Por emma woolliams el día 04-oct-2021 20:39

Definition Precise orbit products result from a computation using all available satellite tracking data and its correction with dynamical models. They achieve the most accurate model of...

Página de wiki · Por emma woolliams el día 23-ene-2020 14:41

Definition (1) (metrological traceability) property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrations, each contributing...

Página de wiki · Por emma woolliams el día 16-ene-2020 10:33

Definition measured quantity value, obtained by a given measurement procedure, for which the probability of falsely claiming the absence of a component is β, given a probability α of falsely...

Página de wiki · Por emma woolliams el día 23-nov-2021 17:41

Definition NRT Data are those that are available for use with a specified (small and application dependent) latency, which is typically 3 hours for meteorological applications. Source CEOS EO Data...

Página de wiki · Por emma woolliams el día 04-oct-2021 20:37

Definition Support which carries the instrument(s)/sensor(s). A platform can be a spacecraft, an aircraft, or a ground based support. Source  CEOS/WGISS/DSIG/GLOS CEOS EO Data Stewardship Glossary...