2025-07-01 00:32:06,155 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193031_20250608 as 2025-06-08-10-05-16_L8_sar2245_ms.tif 2025-07-01 00:32:09,679 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250608 as 2025-06-08-10-05-39_L8_sar2245_ms.tif 2025-07-01 00:32:14,116 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194031_20250615 as 2025-06-15-10-11-33_L8_sar2245_ms.tif 2025-07-01 00:32:17,411 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194032_20250615 as 2025-06-15-10-11-57_L8_sar2245_ms.tif 2025-07-01 00:32:20,898 - satellite_download_logger - ERROR - Could not save metadata for LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250616 that failed. Failed to open the image file data/sar2245/L9/ms/2025-06-16-10-05-19_L9_sar2245_ms.tif 2025-07-01 00:32:25,314 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250616 as 2025-06-16-10-05-43_L9_sar2245_ms.tif 2025-07-01 00:32:29,717 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194031_20250623 as 2025-06-23-10-11-35_L9_sar2245_ms.tif 2025-07-01 00:32:33,570 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194032_20250623 as 2025-06-23-10-11-59_L9_sar2245_ms.tif 2025-07-01 00:32:33,615 - satellite_download_logger - INFO - Please read the following information carefully: 2025-07-01 00:32:33,615 - satellite_download_logger - INFO - find_wl_contours2: A method for extracting shorelines that uses the sand water interface detected with the model to refine the threshold that's used to detect shorelines . - This is the default method used when there are enough sand pixels within the reference shoreline buffer. 2025-07-01 00:32:33,615 - satellite_download_logger - INFO - find_wl_contours1: This shoreline extraction method uses a threshold to differentiate between water and land pixels in images, relying on Modified Normalized Difference Water Index (MNDWI) values. However, it may inaccurately classify snow and ice as water, posing a limitation in certain environments. - This is only used when not enough sand pixels are detected within the reference shoreline buffer. 2025-07-01 00:32:33,615 - satellite_download_logger - INFO - --------------------------------------------------------------------------------------------------------------------- 2025-07-01 00:32:33,616 - satellite_download_logger - INFO - Extracting shorelines for L5 Minimum Shoreline Length: 500 2025-07-01 00:32:33,618 - satellite_download_logger - INFO - WARNING: CoastSat has hard-coded the value for the minimum shoreline length for L7 to 200 2025-07-01 00:32:33,618 - satellite_download_logger - INFO - Extracting shorelines for L7 Minimum Shoreline Length: 200 2025-07-01 00:32:33,619 - satellite_download_logger - INFO - Extracting shorelines for L8 Minimum Shoreline Length: 500 2025-07-01 00:32:33,623 - satellite_download_logger - INFO - L8 2025-06-08-10-05-16 cloud cover : 0.00% 2025-07-01 00:32:33,633 - satellite_download_logger - INFO - L8 2025-06-08-10-05-16: sand: 0.00% ,whitewater: 0.00% ,water: 12.14% 2025-07-01 00:32:33,633 - satellite_download_logger - INFO - L8 2025-06-08-10-05-16: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-07-01 00:32:33,635 - satellite_download_logger - ERROR - L8 2025-06-08-10-05-16: Could not map shoreline due to error no valid pixels found in reference shoreline buffer. Traceback (most recent call last): File "/home/ubuntu/.local/lib/python3.12/site-packages/coastsat/SDS_shoreline.py", line 1061, in extract_shorelines shoreline, t_mndwi = find_shoreline_optical( ^^^^^^^^^^^^^^^^^^^^^^^ File "/home/ubuntu/.local/lib/python3.12/site-packages/coastsat/SDS_shoreline.py", line 216, in find_shoreline_optical contours_mwi, t_mndwi = find_wl_contours1(im_mndwi, cloud_mask, im_ref_buffer) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/ubuntu/.local/lib/python3.12/site-packages/coastsat/SDS_shoreline.py", line 1426, in find_wl_contours1 raise ValueError("no valid pixels found in reference shoreline buffer.") ValueError: no valid pixels found in reference shoreline buffer. 2025-07-01 00:32:33,639 - satellite_download_logger - INFO - L8 2025-06-08-10-05-39 cloud cover : 0.00% 2025-07-01 00:32:33,667 - satellite_download_logger - INFO - L8 2025-06-08-10-05-39: sand: 0.00% ,whitewater: 0.00% ,water: 48.01% 2025-07-01 00:32:33,668 - satellite_download_logger - INFO - L8 2025-06-08-10-05-39: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-07-01 00:32:33,669 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-07-01 00:32:33,670 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 152 2025-07-01 00:32:33,670 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 152 2025-07-01 00:32:33,670 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 152 2025-07-01 00:32:33,672 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 150 2025-07-01 00:32:33,999 - satellite_download_logger - INFO - L8 2025-06-15-10-11-33 cloud cover : 0.00% 2025-07-01 00:32:34,033 - satellite_download_logger - INFO - L8 2025-06-15-10-11-33: sand: 0.00% ,whitewater: 0.00% ,water: 47.45% 2025-07-01 00:32:34,033 - satellite_download_logger - INFO - L8 2025-06-15-10-11-33: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-07-01 00:32:34,035 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-07-01 00:32:34,035 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 144 2025-07-01 00:32:34,035 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 144 2025-07-01 00:32:34,035 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 144 2025-07-01 00:32:34,037 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 144 2025-07-01 00:32:34,289 - satellite_download_logger - INFO - L8 2025-06-15-10-11-57 cloud cover : 0.00% 2025-07-01 00:32:34,326 - satellite_download_logger - INFO - L8 2025-06-15-10-11-57: sand: 0.00% ,whitewater: 0.00% ,water: 47.55% 2025-07-01 00:32:34,326 - satellite_download_logger - INFO - L8 2025-06-15-10-11-57: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-07-01 00:32:34,327 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-07-01 00:32:34,327 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 144 2025-07-01 00:32:34,327 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 144 2025-07-01 00:32:34,328 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 144 2025-07-01 00:32:34,330 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 144 2025-07-01 00:32:34,620 - satellite_download_logger - INFO - Extracting shorelines for L9 Minimum Shoreline Length: 500 2025-07-01 00:32:34,625 - satellite_download_logger - WARNING - L9 2025-06-16-10-05-43: Skipped due to cloud cover 74.70% > threshold 10.00% 2025-07-01 00:32:34,628 - satellite_download_logger - INFO - L9 2025-06-23-10-11-35 cloud cover : 0.00% 2025-07-01 00:32:34,663 - satellite_download_logger - INFO - L9 2025-06-23-10-11-35: sand: 0.00% ,whitewater: 0.00% ,water: 47.81% 2025-07-01 00:32:34,663 - satellite_download_logger - INFO - L9 2025-06-23-10-11-35: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-07-01 00:32:34,665 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-07-01 00:32:34,665 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 148 2025-07-01 00:32:34,665 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 148 2025-07-01 00:32:34,665 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 148 2025-07-01 00:32:34,667 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 145 2025-07-01 00:32:34,957 - satellite_download_logger - INFO - L9 2025-06-23-10-11-59 cloud cover : 0.00% 2025-07-01 00:32:34,986 - satellite_download_logger - INFO - L9 2025-06-23-10-11-59: sand: 0.00% ,whitewater: 0.00% ,water: 47.81% 2025-07-01 00:32:34,986 - satellite_download_logger - INFO - L9 2025-06-23-10-11-59: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-07-01 00:32:34,988 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-07-01 00:32:34,988 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 148 2025-07-01 00:32:34,988 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 148 2025-07-01 00:32:34,988 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 148 2025-07-01 00:32:34,990 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 145