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Table 4.
Required instruments with desired observations, resolution, and location of spacecraft to investigate the characteristics and geo-effectiveness of CME–CME interactions.
| Science Traceability Matrix | ||||
|---|---|---|---|---|
| Objective: To investigate the CME–CME interaction region from L1 | ||||
| Science topics | Instruments | Measurementrequirements | Spacecraft requirements | SWIFT |
| Source regionidentification | Magnetogram, EUV, visible imager | EUV imager and magnetograph toobtain full-disc images with 1″pixels; 1 min cadence; WL coronagraph (15″ pixels; FOV 1 − 30 Rs) | SWIFT will provide continuous observations from L1 and sub-L1 | |
| Spatialcharacteristics | Field suite, Plasmasuite | < 1 s resolution | Orbits: Halo orbitsat L1; | Locations with < 1 s |
| Temporal evolutionproperties | Field suite, Plasmasuite | < 1 s resolution | No. of Probes: At-least 2 (or more) | Resolution for Mag, plasma, and particle |
| Particleenergisation | Particle detector | Energy ranges: 10 eV to 25 keV, Mass Resolution: 0.5 to > 1 amu for H+, He+ and Heavy ions | with ∼50 − 200 Re separation | Observations with ∼150 Re separation |
| Geo-effectiveness | Ground-based magnetometers | < 1 s resolution | (radial and longitudinal) | |
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