2025-10-01 01:15:58,347 - satellite_download_logger - ERROR - Could not save metadata for LANDSAT/LC08/C02/T1_TOA/LC08_192032_20250820 that failed. Failed to open the image file data/sar1713/L8/ms/2025-08-20-10-00-00_L8_sar1713_ms.tif 2025-10-01 01:16:05,261 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_192032_20250905 as 2025-09-05-10-00-04_L8_sar1713_ms.tif 2025-10-01 01:16:09,708 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193031_20250827 as 2025-08-27-10-05-47_L8_sar1713_ms.tif 2025-10-01 01:16:13,102 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193031_20250912 as 2025-09-12-10-05-53_L8_sar1713_ms.tif 2025-10-01 01:16:16,412 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250827 as 2025-08-27-10-06-10_L8_sar1713_ms.tif 2025-10-01 01:16:20,725 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250912 as 2025-09-12-10-06-16_L8_sar1713_ms.tif 2025-10-01 01:16:29,353 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_192031_20250913 as 2025-09-13-09-59-46_L9_sar1713_ms.tif 2025-10-01 01:16:33,664 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_192032_20250913 as 2025-09-13-10-00-10_L9_sar1713_ms.tif 2025-10-01 01:16:38,208 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250904 as 2025-09-04-10-05-55_L9_sar1713_ms.tif 2025-10-01 01:16:43,356 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250920 as 2025-09-20-10-05-58_L9_sar1713_ms.tif 2025-10-01 01:16:47,750 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250904 as 2025-09-04-10-06-19_L9_sar1713_ms.tif 2025-10-01 01:16:51,293 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250920 as 2025-09-20-10-06-22_L9_sar1713_ms.tif 2025-10-01 01:16:51,338 - satellite_download_logger - INFO - Please read the following information carefully: 2025-10-01 01:16:51,338 - 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. 2025-10-01 01:16:51,338 - 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. 2025-10-01 01:16:51,338 - satellite_download_logger - INFO - --------------------------------------------------------------------------------------------------------------------- 2025-10-01 01:16:51,340 - satellite_download_logger - INFO - Extracting shorelines for L5 Minimum Shoreline Length: 500 2025-10-01 01:16:51,342 - satellite_download_logger - INFO - WARNING: CoastSat has hard-coded the value for the minimum shoreline length for L7 to 200 2025-10-01 01:16:51,342 - satellite_download_logger - INFO - Extracting shorelines for L7 Minimum Shoreline Length: 200 2025-10-01 01:16:51,344 - satellite_download_logger - INFO - Extracting shorelines for L8 Minimum Shoreline Length: 500 2025-10-01 01:16:51,350 - satellite_download_logger - INFO - L8 2025-08-27-10-05-47 cloud cover : 0.00% 2025-10-01 01:16:51,378 - satellite_download_logger - INFO - L8 2025-08-27-10-05-47: sand: 0.00% ,whitewater: 0.00% ,water: 52.46% 2025-10-01 01:16:51,379 - satellite_download_logger - INFO - L8 2025-08-27-10-05-47: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:51,380 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:51,380 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 95 2025-10-01 01:16:51,380 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 95 2025-10-01 01:16:51,380 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 95 2025-10-01 01:16:51,382 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 94 2025-10-01 01:16:51,774 - satellite_download_logger - INFO - L8 2025-08-27-10-06-10 cloud cover : 0.00% 2025-10-01 01:16:51,803 - satellite_download_logger - INFO - L8 2025-08-27-10-06-10: sand: 0.00% ,whitewater: 0.00% ,water: 52.34% 2025-10-01 01:16:51,803 - satellite_download_logger - INFO - L8 2025-08-27-10-06-10: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:51,804 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:51,804 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 97 2025-10-01 01:16:51,804 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 97 2025-10-01 01:16:51,804 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 97 2025-10-01 01:16:51,806 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 96 2025-10-01 01:16:52,151 - satellite_download_logger - INFO - L8 2025-09-05-10-00-04 cloud cover : 0.00% 2025-10-01 01:16:52,182 - satellite_download_logger - INFO - L8 2025-09-05-10-00-04: sand: 0.00% ,whitewater: 0.00% ,water: 54.22% 2025-10-01 01:16:52,182 - satellite_download_logger - INFO - L8 2025-09-05-10-00-04: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:52,183 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:52,183 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 93 2025-10-01 01:16:52,184 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 93 2025-10-01 01:16:52,184 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 93 2025-10-01 01:16:52,185 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 92 2025-10-01 01:16:52,476 - satellite_download_logger - INFO - L8 2025-09-12-10-05-53 cloud cover : 0.00% 2025-10-01 01:16:52,503 - satellite_download_logger - INFO - L8 2025-09-12-10-05-53: sand: 0.00% ,whitewater: 0.00% ,water: 54.41% 2025-10-01 01:16:52,504 - satellite_download_logger - INFO - L8 2025-09-12-10-05-53: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:52,505 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:52,505 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 97 2025-10-01 01:16:52,505 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 97 2025-10-01 01:16:52,505 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 97 2025-10-01 01:16:52,507 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 96 2025-10-01 01:16:52,796 - satellite_download_logger - INFO - L8 2025-09-12-10-06-16 cloud cover : 0.00% 2025-10-01 01:16:52,820 - satellite_download_logger - INFO - L8 2025-09-12-10-06-16: sand: 0.00% ,whitewater: 0.00% ,water: 54.47% 2025-10-01 01:16:52,821 - satellite_download_logger - INFO - L8 2025-09-12-10-06-16: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:52,822 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:52,822 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 97 2025-10-01 01:16:52,822 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 97 2025-10-01 01:16:52,822 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 97 2025-10-01 01:16:52,824 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 96 2025-10-01 01:16:53,120 - satellite_download_logger - INFO - Extracting shorelines for L9 Minimum Shoreline Length: 500 2025-10-01 01:16:53,135 - satellite_download_logger - WARNING - L9 2025-08-28-10-00-04: Skipped due to cloud cover 77.49% > threshold 10.00% 2025-10-01 01:16:53,138 - satellite_download_logger - INFO - L9 2025-09-04-10-05-55 cloud cover : 0.00% 2025-10-01 01:16:53,163 - satellite_download_logger - INFO - L9 2025-09-04-10-05-55: sand: 0.00% ,whitewater: 0.00% ,water: 54.53% 2025-10-01 01:16:53,164 - satellite_download_logger - INFO - L9 2025-09-04-10-05-55: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:53,165 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:53,165 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 99 2025-10-01 01:16:53,165 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 99 2025-10-01 01:16:53,165 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 99 2025-10-01 01:16:53,167 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 97 2025-10-01 01:16:55,720 - satellite_download_logger - INFO - L9 2025-09-04-10-06-19 cloud cover : 0.00% 2025-10-01 01:16:55,865 - satellite_download_logger - INFO - L9 2025-09-04-10-06-19: sand: 0.00% ,whitewater: 0.00% ,water: 54.35% 2025-10-01 01:16:55,865 - satellite_download_logger - INFO - L9 2025-09-04-10-06-19: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:55,867 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:55,867 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 101 2025-10-01 01:16:55,867 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 101 2025-10-01 01:16:55,867 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 101 2025-10-01 01:16:55,869 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 100 2025-10-01 01:16:56,508 - satellite_download_logger - INFO - L9 2025-09-13-09-59-46 cloud cover : 0.00% 2025-10-01 01:16:56,514 - satellite_download_logger - INFO - L9 2025-09-13-09-59-46: sand: 0.00% ,whitewater: 0.00% ,water: 24.69% 2025-10-01 01:16:56,514 - satellite_download_logger - INFO - L9 2025-09-13-09-59-46: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:56,516 - satellite_download_logger - ERROR - L9 2025-09-13-09-59-46: 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. 2025-10-01 01:16:56,519 - satellite_download_logger - INFO - L9 2025-09-13-10-00-10 cloud cover : 0.00% 2025-10-01 01:16:56,540 - satellite_download_logger - INFO - L9 2025-09-13-10-00-10: sand: 0.00% ,whitewater: 0.00% ,water: 54.71% 2025-10-01 01:16:56,541 - satellite_download_logger - INFO - L9 2025-09-13-10-00-10: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:56,542 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:56,542 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 96 2025-10-01 01:16:56,542 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 96 2025-10-01 01:16:56,542 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 96 2025-10-01 01:16:56,543 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 95 2025-10-01 01:16:56,852 - satellite_download_logger - INFO - L9 2025-09-20-10-05-58 cloud cover : 0.00% 2025-10-01 01:16:56,874 - satellite_download_logger - INFO - L9 2025-09-20-10-05-58: sand: 0.00% ,whitewater: 0.00% ,water: 55.08% 2025-10-01 01:16:56,874 - satellite_download_logger - INFO - L9 2025-09-20-10-05-58: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:56,876 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:56,876 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 94 2025-10-01 01:16:56,876 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 94 2025-10-01 01:16:56,876 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 94 2025-10-01 01:16:56,877 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 93 2025-10-01 01:16:57,207 - satellite_download_logger - INFO - L9 2025-09-20-10-06-22 cloud cover : 0.00% 2025-10-01 01:16:57,230 - satellite_download_logger - INFO - L9 2025-09-20-10-06-22: sand: 0.00% ,whitewater: 0.00% ,water: 54.89% 2025-10-01 01:16:57,230 - satellite_download_logger - INFO - L9 2025-09-20-10-06-22: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:16:57,231 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:16:57,231 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 95 2025-10-01 01:16:57,231 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 95 2025-10-01 01:16:57,231 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 95 2025-10-01 01:16:57,233 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 94