Table 3.

Statistical accuracy metrics for modeled daily ET flux retrievals (mm day⁻¹) on Landsat, ECOSTRESS, and VIIRS_I/S2 overpass dates at the six tower sites

Tower	ET	N	Landsat			ECOSTRESS			VIIRSI/S2
			MAE	RMSE	MBE	MAE	RMSE	MBE	MAE	RMSE	MBE
SLM001	Unclosed	70/83/84	0.92	1.09	0.89	1.09	1.32	0.88	0.98	1.2	0.87
	Closed	69/83/83	0.56	0.83	0.14	0.73	0.95	0.04	0.61	0.82	0.04
SLM002	Unclosed	61/73/74	1.04	1.32	1	1.34	1.59	1.14	1.15	1.48	1.07
	Closed	61/73/74	0.72	0.85	− 0.04	0.89	1.08	0.15	0.84	1.06	0.02
USBi1	Unclosed	37/56/72	0.97	1.23	0.3	1.16	1.48	0.47	1.02	1.26	0.2
	Closed	43/69/97	0.95	1.13	− 0.66	1.24	1.46	− 0.55	1.18	1.4	− 0.69
USBi2	Unclosed	34/58/78	1.11	1.42	0.2	1.50	1.86	0.56	1.35	1.66	0.25
	Closed	36/64/95	1.34	1.75	− 0.86	1.12	1.94	− 0.55	1.49	1.81	− 0.76
BAR012	Unclosed	40/70/168	0.69	0.9	0.46	0.77	1.04	0.61	0.79	1.05	0.58
	Closed	39/70/167	0.58	0.82	− 0.38	0.69	0.9	− 0.35	0.67	0.83	− 0.39
RIP760	Unclosed	65/69/89	0.64	0.78	0.49	1.02	1.21	1	0.8	1.02	0.68
	Closed	51/56/74	0.81	0.99	− 0.63	0.83	1.02	− 0.34	0.8	0.96	− 0.47
All sites	Unclosed	307/409/565	0.88	1.12	0.62	1.13	1.43	0.8	0.97	1.25	0.61
	Closed	299/415/590	0.79	1.06	− 0.33	0.97	1.27	− 0.25	0.92	1.18	− 0.4