Gap analyses by variable, type of mission or WIGOS subcomponent Help icon

Select gap analysis type

Select analysis type

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In "Simplified" mode, the results in the analysis are calculated by looking at each instrument's mission objectives: for each instrument we keep track of what the primary, secondary, and opportunity mission objectives are. These mission objectives indicate that an instrument is primarily envisioned to measure variable X, Y and Z, that variables A, B and C are its secondary objective, and that it may offer the opportunity to measure variables I and II although it is not optimized for that. The simplified Gap analysis produces a timeline based on this information. The simplified Gap analysis is only available for analyzing variables, not for missions.
In "Expert system" mode, the results in the analysis are calculated with an expert system. Internally, OSCAR works with a large set of 1700 rules that determine whether or not an instrument is capable of measuring a given variable, and to what degree. When you select "Expert system", the Gap analysis is performed based on this large set of rules.

Select a Variable

Select a type of Mission

Select a WIGOS subcomponent

Variable sorting criteria

 

Each instrument is assigned with a 5-step rating, evaluated as a blend of several elements.  For this particular Variable, the rating is driven by:

  • the exploited technology.

 

RATING CRITERIA:

1

  • Satellite-to-satellite tracking system

2

  • -

3

  • Accelerometer

4

  • -

5

  • -
Measurement timeline for Gravity gradients Help icon
Hint: Move around in the timeline by scrolling up, down, left or right.

Found 12 results

This table has a large number of results.
Instrument NRT? Relevance Satellite ECT/Lon Orbit DLR
1998
1999
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HAIRS Important noteNo1 - primaryGRACE (2 sats)89 °DRIFT
X
XXXXXXXXXXXXXX
X
HAIRS Important note1 - primaryGRACE-FO (2 sats)89 °DRIFT226
X
XXXXXXXX
SSTI1 - primaryGOCE06:00 ascSunSync
X
XXX
X
ACC Important note3 - highSWARM-C87.35 °DRIFT
X
XXXXXXXXXXXX
ACC Important note3 - highSWARM-B87.75 °DRIFT
X
XXXXXXXXXXXX
ACC Important note3 - highSWARM-A87.35 °DRIFT
X
XXXXXXXXXXXX
EGG3 - highGOCE06:00 ascSunSync
X
XXX
X
MicroSTAR3 - highMAGIC-170 °DRIFT
X
XXXXXXXXXXXX
MicroSTAR3 - highMAGIC-270 °DRIFTXXXXXXXXXXXXX
STAR3 - highCHAMP87 °DRIFT
X
XXXXXXXXX
X
SuperSTAR Important noteNo3 - highGRACE (2 sats)89 °DRIFT
X
XXXXXXXXXXXXXX
X
SuperSTAR Important note3 - highGRACE-FO (2 sats)89 °DRIFT226
X
XXXXXXXX
All instruments for measuring Gravity gradients
Instruments Relevance Operational limitations
HAIRS1 - primary
SSTI1 - primary
ACC3 - high
EGG3 - high
MicroSTAR3 - high
STAR3 - high
SuperSTAR3 - high