GAITHERSBURG

Location

lon / lat [deg]: -77.2083 / 39.1333

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]:	3.1
Distance to urban areas [km]:	0.2

Radius: 1 km

Number of landcover classes:	1
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	100.0

Radius: 2 km

Number of landcover classes:	2
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	96.0

Radius: 5 km

Number of landcover classes:	4
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	89.0

Radius: 10 km

Number of landcover classes:	4
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	58.0

Radius: 20 km

Number of landcover classes:	6
Dominant landcover type:	130: grassland
Fraction of dominant landcover type [%]:	42.0

Disturbances

Heterogeneity analysis

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

Topography

Roman et al. (2009) index
St	0.0142003506913
Rcv	0.19104770415
Rse	0.0
Rst	-0.0138428630562
Rsv	211.05749761

Height range @ 1km [m]	26
Height range @ 2km [m]	36
Height range @ 5km [m]	50
Height range @ 10km [m]	-999
Height range @ 20km [m]	-999

Variance slope @ 1 km	71
Variance slope @ 2 km	56
Variance slope @ 5 km	42
Variance slope @ 10 km	-999
Variance slope @ 20 km	-999

NDVI (max. NDVI composite)

Roman et al. (2009) index
St	3.65298914864
Rcv	0.460662250296
Rse	0.0
Rst	0.177288128637
Rsv	0.183294874729

NDVI range @ 1km [-]	0.06
NDVI range @ 2km [-]	0.09
NDVI range @ 5km [-]	0.19
NDVI range @ 10km [-]	0.19
NDVI range @ 20km [-]	0.16

Variance slope @ 1 km	0.000310707635684
Variance slope @ 2 km	0.000324548828927
Variance slope @ 5 km	0.000298776589852
Variance slope @ 10 km	0.000238232044928
Variance slope @ 20 km	0.000145794382932

NDVI (min. NDVI composite)I

Roman et al. (2009) index
St	nan
Rcv	nan
Rse	nan
Rst	nan
Rsv	nan

NDVI range @ 1km [-]	0.03
NDVI range @ 2km [-]	0.06
NDVI range @ 5km [-]	0.12
NDVI range @ 10km [-]	0.13
NDVI range @ 20km [-]	0.11

NDVI slope @ 1 km	0.000176461816596
NDVI slope @ 2 km	0.00018470543636
NDVI slope @ 5 km	0.000172527066118
NDVI slope @ 10 km	0.00011338517414
NDVI slope @ 20 km	3.92319877951e-05

Temporal stability analysis

+000 deg (BHR)

BHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	-99999.0
Ordinary least square:	-99999.0

Probabilities that GCOS criteria is met:

Weighted least square:	-99999.0 %
Ordinary least square:	-99999.0 %

DHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	-99999.0
Ordinary least square:	-99999.0

Probabilities that GCOS criteria is met:

Weighted least square:	-99999.0 %
Ordinary least square:	-99999.0 %

+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.