Underway instrument data xa20230825_transit_gramercy

Voyage data from Discovery Bay, Jamacia to Gramercy, Louisiana. The vessel left Discovery Bay, Jamaica August 29, 2023 and arrived in Gramercy, Louisiana on September 2, 2023. The data distribution may include data on either side of the transit while ship waits to dock. Data collected is time stamped by the science Network Time Server and is considered raw. Data included in this distribution: (1) MET, which includes barometric pressure, humidity, rain (intensity and amount), true and relative wind speed, true and relative wind direction; (2) GPS which includes ship speed, heading, latitude, longitude; (3) Hydrins Inertial Navigation System data which includes heading, heave, pitch, and roll; (4) ADCP data collected using UHDAS (https://zenodo.org/records/8371260).

本数据集为从牙买加发现湾（Discovery Bay）至路易斯安那州格拉梅西（Gramercy）的船舶航行数据。该船于2023年8月29日驶离牙买加发现湾，并于2023年9月2日抵达路易斯安那州格拉梅西港。本次分发的数据可能包含船舶等待靠港期间的航次前后时段数据。所采集的数据均由科学网络时间服务器打上时间戳，属于原始未处理数据。本次分发包含以下四类数据：(1) 气象数据（MET）：涵盖气压、湿度、降雨强度与降雨量、真风速与相对风速、真风向与相对风向；(2) 全球定位系统（GPS）数据：包含船舶航速、航向、纬度与经度信息；(3) Hydrins惯性导航系统（Hydrins Inertial Navigation System）数据：涵盖航向、垂荡、纵倾与横摇信息；(4) 采用UHDAS采集的声学多普勒流速剖面仪（ADCP）数据，数据来源为https://zenodo.org/records/8371260。