ELANDSFONTEIN







Location

lon / lat [deg]: 29.4176 / -26.2453

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]:

2.11

Distance to urban areas [km]:

10.26



Radius: 1 km

Number of landcover classes:

4

Dominant landcover type:

130: grassland

Fraction of dominant landcover type [%]:

69.0



Radius: 2 km

Number of landcover classes:

4

Dominant landcover type:

10: cropland, rainfed

Fraction of dominant landcover type [%]:

53.0



Radius: 5 km

Number of landcover classes:

3

Dominant landcover type:

10: cropland, rainfed

Fraction of dominant landcover type [%]:

78.0



Radius: 10 km

Number of landcover classes:

4

Dominant landcover type:

10: cropland, rainfed

Fraction of dominant landcover type [%]:

87.0



Radius: 20 km

Number of landcover classes:

5

Dominant landcover type:

10: cropland, rainfed

Fraction of dominant landcover type [%]:

89.0





Disturbances







Heterogeneity analysis

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

Topography



Roman et al. (2009) index


St

1.59669530666

Rcv

0.177728100602

Rse

0.0

Rst

-0.0880749517071

Rsv

1.61307765053



Height range @ 1km [m]

60

Height range @ 2km [m]

98

Height range @ 5km [m]

112

Height range @ 10km [m]

-999

Height range @ 20km [m]

-999



Variance slope @ 1 km

356

Variance slope @ 2 km

376

Variance slope @ 5 km

345

Variance slope @ 10 km

-999

Variance slope @ 20 km

-999







NDVI (max. NDVI composite)


Roman et al. (2009) index


St

nan

Rcv

nan

Rse

nan

Rst

nan

Rsv

nan



NDVI range @ 1km [-]

0.0

NDVI range @ 2km [-]

0.04

NDVI range @ 5km [-]

0.14

NDVI range @ 10km [-]

0.16

NDVI range @ 20km [-]

0.15



Variance slope @ 1 km

0.000246879401761

Variance slope @ 2 km

0.000324162445193

Variance slope @ 5 km

0.000261260886969

Variance slope @ 10 km

0.000180083762439

Variance slope @ 20 km

7.40892786885e-05







NDVI (min. NDVI composite)I


Roman et al. (2009) index


St

7.22820285037

Rcv

-0.0703422076245

Rse

0.0

Rst

0.13777337328

Rsv

-0.206925344496



NDVI range @ 1km [-]

0.0

NDVI range @ 2km [-]

0.02

NDVI range @ 5km [-]

0.02

NDVI range @ 10km [-]

0.03

NDVI range @ 20km [-]

0.03



NDVI slope @ 1 km

9.72788340281e-06

NDVI slope @ 2 km

1.15213399011e-05

NDVI slope @ 5 km

9.74960586886e-06

NDVI slope @ 10 km

6.92990736319e-06

NDVI slope @ 20 km

3.63251950457e-06







Temporal stability analysis

+000 deg (BHR)




BHR statistics

Temporal stability [1/decade]:


abs

rel


Weighted least square:

-0.00840914605052






Ordinary least square:

-0.00335959794051










Probabilities that GCOS criteria is met:

Weighted least square:

2.1 %

Ordinary least square:

5.0 %





DHR statistics

Temporal stability [1/decade]:


abs

rel


Weighted least square:

-0.00872417663364






Ordinary least square:

-0.0032531403677










Probabilities that GCOS criteria is met:

Weighted least square:

2.0 %

Ordinary least square:

5.1 %





+057/+063 deg (BHR)




BHR statistics

Temporal stability [1/decade]:


abs

rel


Weighted least square:

-0.0116486370289






Ordinary least square:

-0.0295803948344










Probabilities that GCOS criteria is met:

Weighted least square:

2.9 %

Ordinary least square:

4.1 %





DHR statistics

Temporal stability [1/decade]:


abs

rel


Weighted least square:

-0.00776740161923






Ordinary least square:

-0.0246728656467










Probabilities that GCOS criteria is met:

Weighted least square:

3.1 %

Ordinary least square:

4.1 %







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.

+000 deg


+057/+063 deg