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Table 5 TII cross-track ion drift dataset quality (TCT02 version 0302). Shown are the total number of records analyzed, the fraction of total cross-track horizontal (Viy) drifts flagged as good quality, and the fraction of high-latitude drifts flagged as good quality. Data quality is unavailable for Swarm C

From: Swarm Thermal Ion Imager measurement performance

Satellite

Swarm A

Swarm B

Total measurements

219,832,253

207,427,058

Good-quality fraction (all)

0.391

0.395

High-latitude records

85,890,573

81,984,328

Good-quality fraction (high-latitude)

0.882

0.894