Table 2.

Comparison of two datasets nighttime light intensity and light fluctuation characteristics in 2013.

	Urban Area		Urban–Rural Fringe		Rural Area
	DMSP	VIIRS	DMSP	VIIRS	DMSP	VIIRS
Min DN	29.00	33.01	7.99	3.31	0.00	0.00
Max DN	63.00	63.00	60.78	62.54	28.23	21.37
Mean DN	59.11	59.56	28.82	24.94	6.45	3.42
Standard deviation of DN	5.67	6.25	10.59	9.64	5.09	3.86
Min FI	0.00	0.00	1.11	2.61	0.00	0.00
Max FI	46.00	40.67	46.00	40.67	46.00	40.07
Mean FI	8.09	7.50	20.27	16.69	4.63	4.20
Standard deviation of FI	9.31	9.75	8.83	7.72	4.16	3.84