Multitemporal Soil Moisture Retrieval over Bare Agricultural Areas by Means of Alpha Model with Multisensor SAR Data

Table 2

Time of SAR data acquisitions and field measurements.

Acquisition time	Radarsat-2	Sentinel-1A	Field measurements
T1	13 Oct. 2015	15 Oct. 2015	13 Oct. 2015
T2	6 Nov. 2015	—	6 Nov. 2015
T3	24 Dec. 2015	26 Dec. 2015	24 Dec. 2015
T4	17 Jan. 2016	—	17 Jan. 2016
T5	5 Mar. 2016	7 Mar. 2016	5 Mar. 2016