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Table 6 Data messages cardinalities with respect to allowable message rates

From: Modeling temporal aspects of sensor data for MongoDB NoSQL database

Device profile Message rate (Hz) Seconds Minutes Hours
Temperature 0.5 0 30 1800
4.0 4 240 14,400
Foot pod 2.01 2 120 7236
4.03 4 241 14,508
Heart rate 1.02 1 61 3672
2.03 2 121 7308
4.06 4 244 14,616