Experiments with a LoRaWAN-Based Remote ID System for Locating Unmanned Aerial Vehicles (UAVs)

Table 3

Statistical characteristics of meanRSSI values using the Seeeduino LoRaWAN module.

Nominal distance	100 m	200 m	300 m	400 m	500 m	600 m
Sample variance	4.78	2.34	2.62	1.46	1.30	1.22
Sample standard deviation	2.19	1.53	1.62	1.21	1.14	1.10
Sample standard error	0.20	0.14	0.14	0.11	0.10	0.10
Sample mean	−79.41	−82.94	−85.81	−85.58	−87.93	−88.32
95% confidence interval	(−79.79, −79.03)	(−83.21, −82.68)	(−86.09, −85.52)	(−85.79, −85.37)	(−88.13, −87.73)	(−88.52, −88.13)
L	1.165
C	−56.134
R^2	0.97