Sofia, Bulgaria
SAR Orbit number: 48229
11 July 2004
Description:
This Synthetic Aperture Radar (SAR) multitemporal
colour composite image centred over Sofia (bright area), the city capital of the
Republic of Bulgaria, located in Southeastern Europe. It is situated on an
elevated plain that stretches out under the Balkan Mountains. Mount Vitosha is
about 8 kilometres (5 miles) south of the city and rises about 550 metres (1,800
feet) above the plain. The large green patch southeast
of the Sofia is the Iskur Reservoir. The colour of the water
is due to strong winds on the 11 July 2004 (the date the green colour is
assigned to). The image is made of three ERS-2 SAR PRI (Precision Radar
Image) images acquired on different dates and assigning a colour
(Red Green Blue) to each date
of acquisition.
Technical Information:
- Instrument: Synthetic Aperture Radar (SAR)
- Dates of Acquisition: Red: 04 January 2004, Green: 11 July 2004, Blue: 02
May 2003
- Orbit number: 45724, 48229, 47227
- Frame: 2745
- Instrument features: 25 meter resolution
- Coordinates:
NE Lat/Long: N 43.07 / E 23.92
NW Lat/Long: N 43.26 / E 22.74
SW Lat/Long: N 42.36 / E 22.48
SE Lat/Long: N 42.18 / E 23.64
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Keywords: ESA European
Space Agency - Agence spatiale europeenne,
observation de la terre, earth observation,
satellite remote sensing,
teledetection, geophysique, altimetrie, radar,
chimique atmospherique, geophysics, altimetry, radar,
atmospheric chemistry
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