GRAND_FORKS

Location

lon / lat [deg]: -97.3254 / 47.9118

Source network: AERONET

Geostationary surface albedo (GSA) data

“+000”

“+057/+063”

Landcover information (based on ESA CCI landcover data)

Landcover fractions @ 2km distance

Landcover fractions @ 20 km distance

Legend

Distance to open water bodies [km]:	4.12
Distance to urban areas [km]:	5.11

Radius: 1 km

Number of landcover classes:	3
Dominant landcover type:	10: cropland, rainfed
Fraction of dominant landcover type [%]:	61.0

Radius: 2 km

Number of landcover classes:	3
Dominant landcover type:	10: cropland, rainfed
Fraction of dominant landcover type [%]:	54.0

Radius: 5 km

Number of landcover classes:	4
Dominant landcover type:	10: cropland, rainfed
Fraction of dominant landcover type [%]:	58.0

Radius: 10 km

Number of landcover classes:	4
Dominant landcover type:	10: cropland, rainfed
Fraction of dominant landcover type [%]:	58.0

Radius: 20 km

Number of landcover classes:	4
Dominant landcover type:	10: cropland, rainfed
Fraction of dominant landcover type [%]:	68.0

Disturbances

Heterogeneity analysis

The heterogeneity analysis provides information about the spatial and temporal heterogeneity of the site.

Topography

Roman et al. (2009) index
St	2.96217243528
Rcv	0.458319634788
Rse	0.0
Rst	-4.61789264726e-05
Rsv	-0.554404396509

Height range @ 1km [m]	7
Height range @ 2km [m]	10
Height range @ 5km [m]	20
Height range @ 10km [m]	-999
Height range @ 20km [m]	-999

Variance slope @ 1 km	2
Variance slope @ 2 km	4
Variance slope @ 5 km	9
Variance slope @ 10 km	-999
Variance slope @ 20 km	-999

NDVI (max. NDVI composite)

Roman et al. (2009) index
St	4.03230449243
Rcv	0.719120387494
Rse	0.0
Rst	-0.00174658360592
Rsv	0.0231244624903

NDVI range @ 1km [-]	0.02
NDVI range @ 2km [-]	0.03
NDVI range @ 5km [-]	0.07
NDVI range @ 10km [-]	0.09
NDVI range @ 20km [-]	0.12

Variance slope @ 1 km	0.000177020489138
Variance slope @ 2 km	0.000226993808298
Variance slope @ 5 km	0.000226040521671
Variance slope @ 10 km	0.000146404016924
Variance slope @ 20 km	6.54244494569e-05

NDVI (min. NDVI composite)I

Roman et al. (2009) index
St	3.4329520032
Rcv	0.262034847687
Rse	0.0
Rst	-0.198349035117
Rsv	0.413499584603

NDVI range @ 1km [-]	0.02
NDVI range @ 2km [-]	0.04
NDVI range @ 5km [-]	0.08
NDVI range @ 10km [-]	0.07
NDVI range @ 20km [-]	0.07

NDVI slope @ 1 km	7.22706046849e-05
NDVI slope @ 2 km	8.31559999251e-05
NDVI slope @ 5 km	7.13159788497e-05
NDVI slope @ 10 km	4.38497163107e-05
NDVI slope @ 20 km	2.02669575739e-05

Temporal stability analysis

+000 deg (BHR)

BHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	None
Ordinary least square:	None

Probabilities that GCOS criteria is met:

Weighted least square:	None %
Ordinary least square:	None %

DHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	None
Ordinary least square:	None

Probabilities that GCOS criteria is met:

Weighted least square:	None %
Ordinary least square:	None %

+057/+063 deg (BHR)

BHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	None
Ordinary least square:	None

Probabilities that GCOS criteria is met:

Weighted least square:	None %
Ordinary least square:	None %

DHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	None
Ordinary least square:	None

Probabilities that GCOS criteria is met:

Weighted least square:	None %
Ordinary least square:	None %

Temporal anomaly analyis

The variance of the temporal anomalies provides an additional measure about the stability of the signal AFTER removal of the mean seasonal cylce.