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Table 3 Probability of collision, P(col), for different spreading factors and packet generation rates

From: Performance optimization of LoRa nodes for the future smart city/industry

SF 1 pkt/h 5 pkts/h 10 pkts/h 30 pkts/h
7 0.0204% 0.1020% 0.2039% 0.6106%
8 0.0367% 0.1837% 0.3670% 1.0971%
9 0.0735% 0.3670% 0.7327% 2.1823%
10 0.1307% 0.6520% 1.2999% 3.8492%
11 0.2613% 1.2999% 2.5829% 7.5504%
12 0.4573% 2.2657% 4.4801% 12.8472%