Article Directory
foreword
The previous blog described how to register from the USGS official website, select the research area, and set up the data download process. In this article, we describe how to download images in batches from the USGS official website.
1. Join batch download
1. Log in to the USGS official website
, upload the kml/shp file, and load it into the research area; set the time, data set, cloud cover, etc., and click results to load the qualified image data set, as shown below.
USGS official website link
Note: Please refer to the blog below for preliminary operations.
Sentinel2 Sentinel 2 data download method (USGS) - the most complete explanation in history
2. Hide result controls Description
The Search Results** interface provides quick help, the first one is to display all the schematic diagrams of the current page, and the second is the online current page All browses, the third is to add all results to the bulk download, and the fourth is to add all results from the current page to the order.
3. Add to Bulk Download
① For the convenience of explanation, the operating functions below the image are numbered. 1 shows the coverage of the scene image, 2 displays the preview image of the scene image, 4 displays the specific information of the scene image, 5 downloads the scene image, 6 and 7 add the scene image to the batch download and order scene respectively, 8 Remove the scene from the results.
②Select the appropriate scene image according to your own needs, and you can add it to the batch download through the 6 places in the figure; you can also remove the unnecessary scene image through the remove button, leaving the required scene image, and finally Add them all to the bulk download via the third button ( Add all Results From Current page to Bulk Download ) in the Hide result controls .
Note: After successfully adding to Bulk Download, the icon below will be displayed in green, otherwise it is not successfully added.
4. View batch downloads
① You can view the results through the View Item Basket in the lower left corner of the web page or the Item Basket in the upper right corner of the web page (in the red box in the figure).
②The following results will pop up. The 1st place in the picture is the added batch download order. Click the 2nd place ( Start Order ) to proceed to the next step. The 3 places in the figure are the results added to the Order Scene (No. 7) described in Section 3. This article only explains the batch download, and does not explain the Scene List.
Note: Bulk Download Application needs to be installed for batch download. If not installed, please continue to read the description below. If you have already installed it, you can skip this step.
2. Bulk Download Application installation
The Bulk Download application is an easy-to-use tool for downloading large volumes of satellite imagery and geospatial data. The app allows users to submit groups of executable downloads without requiring the user to actually download each scene. The current implementation runs as a Java desktop application. Here we need to install the Bulk Download Application program (hereinafter referred to as bda ), because the software is based on the Java program, we need to install it separately. Click here
in the figure to enter the next interface.
** 1. bda download
As shown in the figure below, the 2 places in the picture are the windows32 version, and the 3 places in the picture provide downloads of different versions. Download the corresponding bda version according to your own computer operating system version. 
2. JDK download
① The blogger's computer has already installed the JAVA program before, so he directly loaded the bda running program into the JAVA installation directory, and found that the installation failed. Uninstalled and reinstalled repeatedly, but still failed, and finally found that the bda download interface provided instructions for the system ( as shown in the 4 places in the above figure, which clarified the system requirements, and now supports penJDK and Oracle Java (Java 10.x+ /Java 11 .x+ ))
② Attach the JDK download address JDK official website download address , enter the website, as shown below. Click OpenJDK Early Access Builds to enter the next interface.
③Here I downloaded JDK17(Pro-test is effective), I have not tried other versions, if you are interested, you can try other versions to see if it can also run successfully.
④ After the download is successful, as shown below, just unzip it .
Note: No need to install, just unzip it.
3. bda installation
① After the above work is done, you can install bda, double-click to open the bda application.
②The pop-up window will have a locate , just locate it to the java.exe file in the jdk decompressed folder .
③Complete the installation. Enter the USGS account password to log in.
3. Submit the order
1. Submit the order
Go back to the end of the first chapter and click Start Order to submit the order.
2. Select the type of data download
① Click the down arrow in the red box in the figure.
②Click Options→Product Selection.
③Select L1C Tile in JPEG2000 format and click Select Products.
④ Click Submit Product Selections to submit product selections.
⑤Submit completed.
3. Log in to bda for batch download
①Run the bda program, enter the account password, the following interface will pop up, select Order, and click Select Order .
②The following interface pops up. In the Settings in the figure, you can set the maximum number of downloads, re-download frequency, file save path, file name, download update frequency and other settings. If you don't need settings, you can directly click Begin Download to download.
③Download is successful
Since I have not changed the save path and file name, it is downloaded to the file installed by bda by default, as shown in the figure below after the download is successful.
Summarize
So far, the explanation of this article is over. This article mainly describes in detail the process of bulk downloading data on the USGS official website, including how to join Bulk Download, how to install the bda program, how to submit an order, how to perform bulk downloads on the bda program, and finally complete the download.