MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km, Version 61

This global Level-2 (L2) product provides daily sea ice extent and ice surface temperature. The data are derived from Level-1B radiances acquired by the Moderate Resolution Imaging Spectroradiometer (MODIS) on board the Aqua satellite. Each data granule contains 5 minutes of swath data observed at a resolution of 1000 m. The terms \"Version 61\" and \"Collection 6.1\" are used interchangeably in reference to this release of MODIS data.本全球二级（Level-2，L2）产品提供每日海冰范围与冰面温度数据。该数据来源于Aqua卫星搭载的中分辨率成像光谱仪（Moderate Resolution Imaging Spectroradiometer，MODIS）所获取的一级B（Level-1B）辐射亮度数据。每个数据粒（data granule）包含5分钟的条带观测数据，空间分辨率达1000米。 在指代本次发布的MODIS数据时，"Version 61"与"Collection 6.1"可互换使用。