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effect Effect on using different spheroids system

recently iRecently I am investigating case of grounding vessels., one of the findingfindings is the paper chart used for passage planning was using besselBessel 1841 spheroids, whilst the GPS system was using WGS 1984 spheroids. The waypoints' coordinates planned in the paper chart then inserted into the GPS (exactlyusing exactly same GPS coordinate numbersvalues). 

The navigating officer continuously maintainmaintains the ship track following the waypoint setup in the GPS not the paper chart. However the ship track went closerclose to a shallow reef and then grounded.

Why could two spheroid systems result in shifting of ship position?

effect on using different spheroids system

recently i am investigating case of grounding vessels. one of the finding is the paper chart used for passage planning using bessel 1841 spheroids, whilst the GPS system using WGS 1984 spheroids. The waypoints' coordinates planned in the paper chart then inserted into the GPS (exactly same GPS coordinate numbers). The navigating officer continuously maintain the ship track following waypoint setup in GPS not the paper chart. However the ship track went closer to a shallow reef and then grounded.

Why could two spheroid systems result in shifting of ship position?

Effect on using different spheroids system

Recently I am investigating case of grounding vessels, one of the findings is the paper chart used for passage planning was using Bessel 1841 spheroids, whilst the GPS system was using WGS 1984 spheroids. The waypoints' coordinates planned in the paper chart then inserted into the GPS (using exactly same coordinate values). 

The navigating officer continuously maintains the ship track following the waypoint setup in the GPS not the paper chart. However the ship track went close to a shallow reef and then grounded.

Why could two spheroid systems result in shifting of ship position?

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PolyGeo
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recently i am investigating case of grounding vessels. one of the finding is the paper chart used for passage planning using bessel 1841 spheroids, whilst the GPS system using WGS 1984 spheroids. The waypoints' coordinates planned in the paper chart then inserted into the GPS (exactly same GPS coordinate numbers). The navigating officer continuously maintain the ship track following waypoint setup in GPS not the paper chart. However the ship track went closer to a shallow reef and then grounded. My question, why two spheroids system

Why could two spheroid systems result in shifting of ship position? many thanks for the reply

recently i am investigating case of grounding vessels. one of the finding is the paper chart used for passage planning using bessel 1841 spheroids, whilst the GPS system using WGS 1984 spheroids. The waypoints' coordinates planned in the paper chart then inserted into the GPS (exactly same GPS coordinate numbers). The navigating officer continuously maintain the ship track following waypoint setup in GPS not the paper chart. However the ship track went closer to a shallow reef and then grounded. My question, why two spheroids system could result in shifting of ship position? many thanks for the reply

recently i am investigating case of grounding vessels. one of the finding is the paper chart used for passage planning using bessel 1841 spheroids, whilst the GPS system using WGS 1984 spheroids. The waypoints' coordinates planned in the paper chart then inserted into the GPS (exactly same GPS coordinate numbers). The navigating officer continuously maintain the ship track following waypoint setup in GPS not the paper chart. However the ship track went closer to a shallow reef and then grounded.

Why could two spheroid systems result in shifting of ship position?

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effect on using different spheroids system

recently i am investigating case of grounding vessels. one of the finding is the paper chart used for passage planning using bessel 1841 spheroids, whilst the GPS system using WGS 1984 spheroids. The waypoints' coordinates planned in the paper chart then inserted into the GPS (exactly same GPS coordinate numbers). The navigating officer continuously maintain the ship track following waypoint setup in GPS not the paper chart. However the ship track went closer to a shallow reef and then grounded. My question, why two spheroids system could result in shifting of ship position? many thanks for the reply