CN-DU1

Location

lon / lat [deg]: 116.671 / 42.0456

Source network: FLUXNET

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]:	4.63
Distance to urban areas [km]:	20.53

Radius: 1 km

Number of landcover classes:	4
Dominant landcover type:	30: mosaic cropland (>50%), natural veg. (< 50%)
Fraction of dominant landcover type [%]:	55.0

Radius: 2 km

Number of landcover classes:	4
Dominant landcover type:	130: grassland
Fraction of dominant landcover type [%]:	33.0

Radius: 5 km

Number of landcover classes:	4
Dominant landcover type:	130: grassland
Fraction of dominant landcover type [%]:	42.0

Radius: 10 km

Number of landcover classes:	5
Dominant landcover type:	130: grassland
Fraction of dominant landcover type [%]:	48.0

Radius: 20 km

Number of landcover classes:	6
Dominant landcover type:	130: grassland
Fraction of dominant landcover type [%]:	44.0

Disturbances

Heterogeneity analysis

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

Topography

Roman et al. (2009) index
St	4.31943257091
Rcv	0.350248422296
Rse	0.0
Rst	-0.00267181019373
Rsv	-0.341615438748

Height range @ 1km [m]	107
Height range @ 2km [m]	151
Height range @ 5km [m]	187
Height range @ 10km [m]	-999
Height range @ 20km [m]	-999

Variance slope @ 1 km	1250
Variance slope @ 2 km	1014
Variance slope @ 5 km	737
Variance slope @ 10 km	-999
Variance slope @ 20 km	-999

NDVI (max. NDVI composite)

Roman et al. (2009) index
St	1.49114686064
Rcv	0.82159042015
Rse	0.0
Rst	-0.190284029204
Rsv	-0.9999998195

NDVI range @ 1km [-]	0.04
NDVI range @ 2km [-]	0.06
NDVI range @ 5km [-]	0.11
NDVI range @ 10km [-]	0.15
NDVI range @ 20km [-]	0.26

Variance slope @ 1 km	0.000465484011731
Variance slope @ 2 km	0.000545631044519
Variance slope @ 5 km	0.000482300386815
Variance slope @ 10 km	0.000339935911099
Variance slope @ 20 km	0.000203256259287

NDVI (min. NDVI composite)I

Roman et al. (2009) index
St	0.767088442775
Rcv	1.80738890235
Rse	0.0
Rst	-0.209191164555
Rsv	1.89431186251

NDVI range @ 1km [-]	0.0
NDVI range @ 2km [-]	0.01
NDVI range @ 5km [-]	0.03
NDVI range @ 10km [-]	0.05
NDVI range @ 20km [-]	0.04

NDVI slope @ 1 km	4.58094661644e-05
NDVI slope @ 2 km	5.18443716321e-05
NDVI slope @ 5 km	4.07775436125e-05
NDVI slope @ 10 km	2.33247389161e-05
NDVI slope @ 20 km	1.14478804235e-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:	0.0212694050806
Ordinary least square:	0.0379379562463

Probabilities that GCOS criteria is met:

Weighted least square:	0.0 %
Ordinary least square:	3.1 %

DHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	0.0338410591568
Ordinary least square:	0.0530424360698

Probabilities that GCOS criteria is met:

Weighted least square:	0.0 %
Ordinary least square:	1.3 %

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.