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  • 2024 R/V David Packard EM304 MKII SAT

    Cruise ID: R/V David Packard Multibeam System: EM304 MKII Dates: February 15-17, 2024 Attached Documents Report: Related Information

  • 2021 R/V Okeanos Explorer MKII SAT

    Cruise ID: EX2101 Multibeam System: EM304 Dates: April 16 – May 10, 2021 The Okeanos Explorer replaced its original Kongsberg EM302 TX array (2007) with a new EM304 MKII array during the 2020-21 winter maintenance period. The TX array modules are serial numbers 1-14, signifying early adoption of this MKII following the extended service life…

  • 2016 Bat Galim Acoustic Test Report

    Cruise ID: AT43-02 Multibeam System: EM124/Seapath 380 Dates: July 18-21, 2021 The R/V Atlantis replaced its EM122 multibeam echosounder with an EM124 upgrade during the 2020-21 midlife refit period; a Seapath 380 position/attitude system was installed to replace the PHINS as the primary feed to the multibeam mapping system. Attached Documents Report: Related Information

  • 2020 Okeanos Explorer EM304 SAT

    Cruise ID: EX2000 Multibeam System: EM304 Dates: March 3-8, 2020 The Okeanos Explorer received a Kongsberg EM304 multibeam echosounder topside upgrade over the 2019-20 winter maintenance period. No changes were made to the TX or RX arrays (installed in 2007 and 2018, respectively) or the Applanix POS MV positioning and attitude system. Attached Documents Report:…

  • 2019 Okeanos Explorer EM302 Shakedown

    Cruise ID: EX1902 Multibeam System: EM302 Dates: May, 2019 The primary shakedown activities included: Attached Documents Report: Related Information

  • 2018 Okeanos Explorer EM302 SAT

    Cruise ID: EX1810 Multibeam System: EM302 Dates: October, 2018 The primary RX array SAT activities included: Attached Documents Report: Related Information

  • 2018 Nautilus Quality Assessment Report

    Cruise ID: NA093 Multibeam System: EM302 Dates: May 30 – June 3, 2018 Attached Documents Report: Related Information

  • 2017 NOAA Ship Fairweather Launch SAT

    Vessel: R/V Fairweather Multibeam System: EM2040 Dates: May 22- May 26, 2017 We installed four Kongsberg EM2040 multibeam echo sounders, one on each of Fairweather’s hydrographic survey launches during the spring of 2017 in Newport, OR. We accomplished the test and qualification of these systems on Puget Sound from May 22 through May 26. Conditions…

  • 2017 NOAA Ship Rainier Launch SAT

    Vessel: Rainier Multibeam System: EM2040 Dates: September 12-21, 2017 We installed four Kongsberg EM2040 multibeam echo sounders on each of Rainier’s four hydrographic survey launches from September 12th through September 13th in Everett, WA. We accomplished the test and qualification of these systems on Puget Sound from September 14th through September 21st. Conditions were generally…

  • 2017 NOAA Ship Bell M. Shimada Hypack/ME70 Integration

    Vessel: R/V Bell Shimada System: Hypack/ ME70 Dates: March, 2017 This report documents the current configuration of the Hypack/ ME70 system for use in seafloor mapping. This includes the installation and configuration of the ME70 and ancillary systems; validate the current Hypack implementation of the ME70 bottom detection code; and operational guidance to the operators…

  • 2016 NOAA Ship Thomas Jefferson SAT

    Vessel: Thomas Jefferson Multibeam System: EM2040/EM710 Dates: October 14-20, 2016 A Kongsberg EM2040 multibeam and an EM710 MKII multibeam were installed aboard NOAA Ship Thomas Jefferson during an extended shipyard period at the Coast Guard yard in Curtis Bay in Baltimore, MD during the spring and summer of 2016. After a short stay at the…

  • 2016 Bat Galim 2016 System Review

    Vessel: R/V Bat Galim Multibeam System: EM302/EM2040 Dates: January 31 – February 4, 2016  From January 31st to February 4th, 2016 a Shipboard Acceptance Testing (SAT) was conducted on the R/V Bat Galim, owned by the Ministry of National Infrastructures, Energy and Water Resource of Israel and operated by Israel Oceanographic and Limnological Research, on the newly installed…

  • 2015 Nancy Foster Sonar Acceptance Report

    Vessel: R/V Nancy Foster Multibeam System: EM710 Dates: March 9-13, 2015 A Kongsberg EM710 MKII multibeam was installed aboard NOAA Ship Nancy Foster at GMD Shipyard in Brooklyn, NY in March of 2015. This system replaced the antiquated EM1002 and is the third EM710 installed on a NOAA ship. The MKII EM710 has an extended…

  • 2015 NOAA Ship Fairweather SAT

    Vessel: R/V Fairweather Multibeam System: EM710 Dates: December 2014 A Kongsberg EM710 multibeam echosounder was installed on the NOAA Ship Fairweather by Bay Ship and Yacht Co. of Alameda, CA in December, 2014. This mapping sonar replaced a Reson 8160 and a Reson 7111. The performance of the EM710 was evaluated during sea‐trials from 9…

  • 2015 Nautilus Spring Quality Assessment Report

    Cruise ID: NA055 Multibeam System: EM302 Dates: March 30 – April 5, 2015 Heading into the 2015 operating season, the EM302 and associated sensors aboard E/V Nautilus are working well compared to previous evaluations and to other EM302 systems examined recently. The patch test showed no pitch or yaw bias and only a very slight…

  • 2014 Nautilus Spring Quality Assessment Report

    Cruise ID: NA040 Multibeam System: EM302 Dates: May 4-9, 2014 As it stands now, the EM302 and associated sensors are working well as compared to other EM302s evaluated recently. The patch test revealed very slight residual angular offsets, indicating a successful reinstallation of the MRU and no apparent change to any other component of the…

  • 2014 Falkor Spring Quality Assessment Report

    Vessel: R/V Falkor Multibeam System: EM302/EM710 Dates: February 4-7, 2014 The transducer impedances are similar to baseline measurements in 2012 and with those taken in 2013. Transducer conditions, based on these tests, are acceptable and there is no sign of degradation of the transducer arrays. Noise levels for the EM710 remain unchanged and very low.…

  • 2014 Falkor Fall Quality Assessment Report

    Vessel: R/V Falkor Multibeam System: EM710/EM302 Dates: September 22-24, 2014 The R/V Atlantis replaced its EM122 multibeam echosounder with an EM124 upgrade during the 2020-21 mThe EM302 and EM710 multibeams were successfully calibrated and verified for use with both the loaner Seapath MRU and the new POS MV. Angular offsets were small except for the…

  • 2013 Falkor Multibeam Echosounder System Review

    Vessel: R/V Falkor Multibeam System: EM710/EM302 Dates: April 2, 2012 The transducer impedances are similar to baseline measurements with exception of the EM710 transducer impedances. This latter potential issue is being examined with the manufacturer but we do not feel, after consultation with the manufacturer, that there is any cause for concern. Noise levels have…

  • 2013 NOAA Ship Rainier Multibeam System Review

    Vessel: Rainier Multibeam System: EM710 Dates: June 2013 Sensor geometry reconfiguration was successfully completed and tested on Rainier and a 14 ms orientation time delay was applied in SIS to accommodate an observed latency in the transmission of motion data from the POSMV to SIS. We feel that these two modifications will improve the data…

  • 2012 Falkor Multibeam Echosounder System Review

    Vessel: R/V Falkor Multibeam System: EM302/EM710 Dates: May 2012 RV Falkor is equipped with Kongsberg Maritime (KM) EM302 and EM710 multibeam echosounders (MBES). Both systems underwent Sea Acceptance Trials (SATs) in May 2012 in Sognefjord, Norway. The bathymetric and topographic constraints imposed by the fjord limited the ability to fully test the EM302. Additional system…

  • 2010 Thomas G. Thompson Sea Acceptance Report

    Cruise ID: TN225 Multibeam System: EM302 Dates: October 15-20, 2010 A sea acceptance trial (SAT) was conducted to evaluate the performance of the EM302 multibeam echosounder (MBES) onboard the R/V Thomas G. Thompson in October 2010 off the coast of Washington state. Excellent sea conditions permitted continuous acquisition with all planned survey sites being successfully…

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