Sentinel 2

• 2015 Sentinel-2A launched
• 2017 Sentinel-2B launched

各衛星10日回帰。
中緯度で2-3日ごとに観測。

swath 290 km
S56°~ N84°のみ観測。

https://sentinel.esa.int/web/sentinel/missions/sentinel-2

MSI:
B1 0.443 micro-m 	60 coastal and エアロゾル
B2 0.490 micro-m (0.458-0.523) 10m, 青
B3 0.560 micro-m (0.543-0.578)	10m, 緑 	
B4 0.665 micro-m (0.650-0.680)	10m, 赤 	
B5 0.705 micro-m (0.698-0.713)	20m, red edge
B6 0.740 micro-m (0.733-0.748)	20m, red edge
B7 0.783 micro-m (0.773-0.793)	20m, red edge
B8 0.842 micro-m (0.785-0.899)	10m, NIR
B8A 0.865 micro-m (0.855-0.875) 20m, NIR narrow
B9  0.945 micro-m 60m, 水蒸気
B10 1.375 micro-m 60m, 巻雲
B11 1.610 micro-m (1.565-1.655) 20m, 
B12 2.190 micro-m (2.100-2.280) 20m,  

https://www.researchgate.net/figure/Spectral-bands-range-and-spatial-resolution-of-Sentinel-2A-MSI-and-Landsat-8-OLI_tbl1_327654383

1. Visit https://scihub.copernicus.eu/dhus/#/home
2. Register yourself
3. Search and order!

or

1. Visit https://apps.sentinel-hub.com/eo-browser/

Note: You can download no more than 2 files at a same time.

• https://earth.esa.int/web/sentinel/user-guides/sentinel-2-msi/naming-convention

After 2016/12/06
MMM_MSIL1C_YYYYMMDDHHMMSS_Nxxyy_ROOO_Txxxxx_<Product Discriminator>.SAFE

MMM: is the mission ID. "S2A" is Sentinel 2A, "S2B" is Sentinel 2B.
MSIL1C: Level-1C product level
YYYYMMDDHHMMSS: the datatake sensing start time
Nxxyy: the Processing Baseline number (e.g. N0204)
ROOO: Relative Orbit number (R001 - R143)
Txxxxx: Tile Number field
SAFE: Product Format (Standard Archive Format for Europe)

Before 2016/12/06
MMM_OPER_FFFFDDDDDD_