Multibeam Report for Heceta


Ship Name: Ocean Alert
Chief Scientist: Clague, David
Monterey Bay Aquarium Research Institute
Source Organization: Monterey Bay Aquarium Research Institute (MBARI)
Start Date: 1998-05-18
End Date: 1998-05-23


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Multibeam Bathymetry

Cruise Details

Project: MBARI 1998 Mapping Project
Instrument: Simrad EM300

Data Quality

Number of Files: 53
Number of Records: 452818
BATHYMETRY DATA Quantity Percentage
Number of Beams 51855687 100%
Number of Good Beams 51078321 98.5%
Number of Zero Beams 684436 1.32%
Number of Flagged Beams 92930 0.18%
AMPLITUDE DATA Quantity Percentage
Number of Beams 51855687 100%
Number of Good Beams 51078321 98.5%
Number of Zero Beams 684436 1.32%
Number of Flagged Beams 92930 0.18%
SIDESCAN DATA Quantity Percentage
Number of Pixels 463685632 100%
Number of Good Pixels 339629845 73.25%
Number of Zero Pixels 124055787 26.75%
Number of Flagged Pixels 0 0%

Navigation Totals

Total Time: 88.9551 hours
Total Track Length: 1796.8408 km
Average Speed: 20.199 km/hr (10.9066 knots)

Cruise Bounds

Northern Extent: 44.615215
Southern Extent: 43.854664
Western Extent: -125.10721
Eastern Extent: -124.06879

Limits

Minimum Sonar Depth -6553.6 Maximum Sonar Depth 9.25
Minimum Altitude -1.15 Maximum Altitude 1257.45
Minimum Depth 8.73 Maximum Depth 1375.46
Minimum Amplitude 0.5 Maximum Amplitude 64
Minimum Sidescan 0.01 Maximum Sidescan 125

File Information

Full Resolution Bathymetry as collected (raw): 52

Files File Size Description
mbari_1998_heceta10_msn.mb57.gz 17.72MB Simrad multibeam processing format
mbari_1998_heceta11_msn.mb57.gz 15.75MB Simrad multibeam processing format
mbari_1998_heceta12_msn.mb57.gz 48.80MB Simrad multibeam processing format
mbari_1998_heceta13_msn.mb57.gz 86.68MB Simrad multibeam processing format
mbari_1998_heceta14_msn.mb57.gz 72.13MB Simrad multibeam processing format
mbari_1998_heceta15_msn.mb57.gz 7.26MB Simrad multibeam processing format
mbari_1998_heceta16_msn.mb57.gz 81.82MB Simrad multibeam processing format
mbari_1998_heceta17_msn.mb57.gz 76.04MB Simrad multibeam processing format
mbari_1998_heceta18_msn.mb57.gz 85.04MB Simrad multibeam processing format
mbari_1998_heceta19_msn.mb57.gz 74.86MB Simrad multibeam processing format
mbari_1998_heceta1_msn.mb57.gz 9.96MB Simrad multibeam processing format
mbari_1998_heceta20_msn.mb57.gz 2.42MB Simrad multibeam processing format
mbari_1998_heceta21_msn.mb57.gz 87.98MB Simrad multibeam processing format
mbari_1998_heceta22_msn.mb57.gz 73.00MB Simrad multibeam processing format
mbari_1998_heceta23_msn.mb57.gz 96.57MB Simrad multibeam processing format
mbari_1998_heceta24_msn.mb57.gz 72.79MB Simrad multibeam processing format
mbari_1998_heceta25_msn.mb57.gz 109.55MB Simrad multibeam processing format
mbari_1998_heceta26_msn.mb57.gz 69.97MB Simrad multibeam processing format
mbari_1998_heceta27_msn.mb57.gz 5.23MB Simrad multibeam processing format
mbari_1998_heceta28_msn.mb57.gz 83.88MB Simrad multibeam processing format
mbari_1998_heceta29_msn.mb57.gz 72.17MB Simrad multibeam processing format
mbari_1998_heceta2_msn.mb57.gz 16.63MB Simrad multibeam processing format
mbari_1998_heceta2newport1_msn.mb57.gz 86.43MB Simrad multibeam processing format
mbari_1998_heceta2newport2_msn.mb57.gz 27.20MB Simrad multibeam processing format
mbari_1998_heceta30_msn.mb57.gz 83.85MB Simrad multibeam processing format
mbari_1998_heceta31_msn.mb57.gz 64.28MB Simrad multibeam processing format
mbari_1998_heceta32_msn.mb57.gz 73.64MB Simrad multibeam processing format
mbari_1998_heceta33_msn.mb57.gz 8.03MB Simrad multibeam processing format
mbari_1998_heceta34_msn.mb57.gz 0.97MB Simrad multibeam processing format
mbari_1998_heceta35_msn.mb57.gz 56.83MB Simrad multibeam processing format
mbari_1998_heceta36_msn.mb57.gz 65.34MB Simrad multibeam processing format
mbari_1998_heceta37_msn.mb57.gz 56.53MB Simrad multibeam processing format
mbari_1998_heceta38_msn.mb57.gz 61.55MB Simrad multibeam processing format
mbari_1998_heceta39_msn.mb57.gz 46.26MB Simrad multibeam processing format
mbari_1998_heceta3_msn.mb57.gz 78.49MB Simrad multibeam processing format
mbari_1998_heceta40_msn.mb57.gz 50.37MB Simrad multibeam processing format
mbari_1998_heceta41_msn.mb57.gz 6.98MB Simrad multibeam processing format
mbari_1998_heceta42_msn.mb57.gz 33.51MB Simrad multibeam processing format
mbari_1998_heceta43_msn.mb57.gz 1.49MB Simrad multibeam processing format
mbari_1998_heceta44_msn.mb57.gz 18.81MB Simrad multibeam processing format
mbari_1998_heceta45_msn.mb57.gz 19.90MB Simrad multibeam processing format
mbari_1998_heceta46_msn.mb57.gz 31.92MB Simrad multibeam processing format
mbari_1998_heceta47_msn.mb57.gz 31.04MB Simrad multibeam processing format
mbari_1998_heceta4_msn.mb57.gz 87.99MB Simrad multibeam processing format
mbari_1998_heceta5_msn.mb57.gz 77.63MB Simrad multibeam processing format
mbari_1998_heceta6_msn.mb57.gz 84.44MB Simrad multibeam processing format
mbari_1998_heceta7_msn.mb57.gz 32.79MB Simrad multibeam processing format
mbari_1998_heceta8_msn.mb57.gz 16.30MB Simrad multibeam processing format
mbari_1998_heceta9_msn.mb57.gz 16.04MB Simrad multibeam processing format
mbari_1998_newport2site1_msn.mb57.gz 14.64MB Simrad multibeam processing format
mbari_1998_transitnewport1_msn.mb57.gz 76.43MB Simrad multibeam processing format
mbari_1998_transitnewport2_msn.mb57.gz 32.41MB Simrad multibeam processing format

Metadata Files: 1

Files File Size Description
Heceta_Multibeam.xml NGDC created ISO metadata