DTHDR.TXT: DATA TAKE HEADER FILE 


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Data Take ID:                      119.31
Site Name:                         Gulf of Mexico 0               
Site ID:                           N06

Mission ID:                        SRL-1
Sensor ID:                         SIR-C
Radar Data Acquisition Mode:       SIR-C 16 / X-SAR
Antenna Direction:                 Right Looking
Orbit Direction:                   Descending
Pulse Bandwidth (MHz):             20
Pulse Duration (micro sec):        17
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:               1994/106:18:14:28.8
Data Take End GMT:                 1994/106:18:15:10.2
Data Take Duration (min:sec):      0:41
Latitude at Start GMT:             26 deg 55.3' N
Longitude at Start GMT:            90 deg 8.9' W
Latitude at End GMT:               24 deg 41.8' N
Longitude at End GMT:              88 deg 25.9' W
Center Incidence Angle (deg):      28.4
Track Angle at Image Center:       144.8 deg E of True North
Along-Track Image Size (km):       300.9
Cross-Track Image Size (km):       23.0
Along-Track Resolution (m):        91
Cross-Track Resolution (m):        67
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:               610
Product Generation Date:           Sep 04, 1994
Processing Facility:               JPL
Processor S/W Version:             1.2.4   
Available Standard Products:       LHH, LVH, LHV, LVV,
                                   CHH, CVH, CHV, CVV,
                                   XVV
Processing Run Number:             11154
Comments:                          



SEG_01
   Lat/Long Near Early:            26 deg 58.9' N  90 deg 3.2' W
   Lat/Long Far Early:             26 deg 51.6' N  90 deg 14.6' W
   GMT Center                      1994/106:18:14:35.7
   Lat/Long Center:                26 deg 33.2' N  89 deg 51.5' W
   Lat/Long Near Late:             26 deg 14.7' N  89 deg 28.6' W
   Lat/Long Far Late:              26 deg 7.5' N  89 deg 39.9' W

SEG_02
   Lat/Long Near Early:            26 deg 14.7' N  89 deg 28.6' W
   Lat/Long Far Early:             26 deg 7.5' N  89 deg 39.9' W
   GMT Center                      1994/106:18:14:49.5
   Lat/Long Center:                25 deg 48.9' N  89 deg 17.0' W
   Lat/Long Near Late:             25 deg 30.3' N  88 deg 54.4' W
   Lat/Long Far Late:              25 deg 23.2' N  89 deg 5.6' W

SEG_03
   Lat/Long Near Early:            25 deg 30.3' N  88 deg 54.4' W
   Lat/Long Far Early:             25 deg 23.2' N  89 deg 5.6' W
   GMT Center                      1994/106:18:15:03.2
   Lat/Long Center:                25 deg 4.5' N  88 deg 43.0' W
   Lat/Long Near Late:             24 deg 45.3' N  88 deg 20.3' W
   Lat/Long Far Late:              24 deg 38.2' N  88 deg 31.5' W

SEG_04
   Lat/Long Near Early:            24 deg 45.3' N  88 deg 20.3' W
   Lat/Long Far Early:             24 deg 38.2' N  88 deg 31.5' W
   Lat/Long Near Data End:         24 deg 45.3' N  88 deg 20.3' W
   Lat/Long Far Data End:          24 deg 38.2' N  88 deg 31.5' W