DTHDR.TXT: DATA TAKE HEADER FILE 


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Data Take ID:                      72.10
Site Name:                         Hong Kong                      
Site ID:                           T19

Mission ID:                        SRL-2
Sensor ID:                         SIR-C
Radar Data Acquisition Mode:       SIR-C 16 / X-SAR
Antenna Direction:                 Right Looking
Orbit Direction:                   Ascending
Pulse Bandwidth (MHz):             20
Pulse Duration (micro sec):        8
Quantization Format:               BFPQ
Beam Spoiling Mode:                0
PRF (Hz):                          1395.000
Frequency Band:                    L
Carrier Frequency (GHz):           1.249
Wavelength (m):                    0.240
Polarization Channel:              HH
Product Type:                      Survey Image
Data Take Start GMT:               1994/277:20:25:41.9
Data Take End GMT:                 1994/277:20:26:28.0
Data Take Duration (min:sec):      0:47
Latitude at Start GMT:             20 deg 52.1' N
Longitude at Start GMT:            113 deg 11.5' E
Latitude at End GMT:               23 deg 23.1' N
Longitude at End GMT:              114 deg 59.1' E
Center Incidence Angle (deg):      33.3
Track Angle at Image Center:       33.9 deg E of True North
Along-Track Image Size (km):       335.2
Cross-Track Image Size (km):       22.8
Along-Track Resolution (m):        96
Cross-Track Resolution (m):        58
Along-Track Pixel Spacing (m):     50
Cross-Track Pixel Spacing (m):     50
Radiometric Representation:        8-bit Amplitude
Geometric Reresentation:           Ground Range
Signal-to-Noise Ratio (dB):        100.0
Bit Error Rate (exponent):         0.0
Number of Looks:                   4.0
Image Segment Size (km):           100
Image Segments:                    4
Bytes per Record:                  2000
Records per Segment:               606
Product Generation Date:           Nov 20, 1994
Processing Facility:               JPL
Processor S/W Version:             1.2.6   
Available Standard Products:       LHH, LVH, LHV, LVV,
                                   CHH, CVH, CHV, CVV,
                                   XVV
Processing Run Number:             40404
Comments:                          



SEG_01
   Lat/Long Near Early:            20 deg 55.5' N  113 deg 6.0' E
   Lat/Long Far Early:             20 deg 48.7' N  113 deg 17.0' E
   GMT Center                      1994/277:20:25:48.8
   Lat/Long Center:                21 deg 14.7' N  113 deg 27.4' E
   Lat/Long Near Late:             21 deg 40.7' N  113 deg 37.8' E
   Lat/Long Far Late:              21 deg 33.9' N  113 deg 48.8' E

SEG_02
   Lat/Long Near Early:            21 deg 40.7' N  113 deg 37.8' E
   Lat/Long Far Early:             21 deg 33.9' N  113 deg 48.8' E
   GMT Center                      1994/277:20:26:02.5
   Lat/Long Center:                21 deg 59.9' N  113 deg 59.3' E
   Lat/Long Near Late:             22 deg 25.8' N  114 deg 9.9' E
   Lat/Long Far Late:              22 deg 18.9' N  114 deg 21.0' E

SEG_03
   Lat/Long Near Early:            22 deg 25.8' N  114 deg 9.9' E
   Lat/Long Far Early:             22 deg 18.9' N  114 deg 21.0' E
   GMT Center                      1994/277:20:26:16.3
   Lat/Long Center:                22 deg 44.8' N  114 deg 31.7' E
   Lat/Long Near Late:             23 deg 10.8' N  114 deg 42.5' E
   Lat/Long Far Late:              23 deg 3.8' N  114 deg 53.6' E

SEG_04
   Lat/Long Near Early:            23 deg 10.8' N  114 deg 42.5' E
   Lat/Long Far Early:             23 deg 3.8' N  114 deg 53.6' E
   Lat/Long Near Data End:         23 deg 26.6' N  114 deg 53.5' E
   Lat/Long Far Data End:          23 deg 19.6' N  115 deg 4.6' E