2025-06-01 00:03:01,611 - satellite_download_logger - ERROR - Could not save metasdata for LANDSAT/LC08/C02/T1_TOA/LC08_074085_20250419 that failed. Failed to open the image file data/nzd0085/L8/ms/2025-04-19-22-11-17_L8_nzd0085_ms.tif 2025-06-01 00:03:07,801 - satellite_download_logger - INFO - Successfully downloaded image id LANDSAT/LC08/C02/T1_TOA/LC08_074085_20250505 as 2025-05-05-22-11-12_L8_nzd0085_ms.tif 2025-06-01 00:03:14,098 - satellite_download_logger - INFO - Successfully downloaded image id LANDSAT/LC08/C02/T1_TOA/LC08_074085_20250521 as 2025-05-21-22-11-16_L8_nzd0085_ms.tif 2025-06-01 00:03:23,401 - satellite_download_logger - INFO - Successfully downloaded image id LANDSAT/LC09/C02/T1_TOA/LC09_074084_20250529 as 2025-05-29-22-10-51_L9_nzd0085_ms.tif 2025-06-01 00:03:30,618 - satellite_download_logger - ERROR - Could not save metasdata for LANDSAT/LC09/C02/T1_TOA/LC09_074085_20250427 that failed. Failed to open the image file data/nzd0085/L9/ms/2025-04-27-22-11-32_L9_nzd0085_ms.tif 2025-06-01 00:03:36,836 - satellite_download_logger - INFO - Successfully downloaded image id LANDSAT/LC09/C02/T1_TOA/LC09_074085_20250513 as 2025-05-13-22-11-22_L9_nzd0085_ms.tif 2025-06-01 00:03:44,089 - satellite_download_logger - INFO - Successfully downloaded image id LANDSAT/LC09/C02/T1_TOA/LC09_074085_20250529 as 2025-05-29-22-11-15_L9_nzd0085_ms.tif 2025-06-01 00:03:44,110 - satellite_download_logger - INFO - Please read the following information carefully: 2025-06-01 00:03:44,110 - 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. 2025-06-01 00:03:44,110 - 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. 2025-06-01 00:03:44,110 - satellite_download_logger - INFO - --------------------------------------------------------------------------------------------------------------------- 2025-06-01 00:03:44,112 - satellite_download_logger - INFO - Extracting shorelines for L5 Minimum Shoreline Length: 500 2025-06-01 00:03:44,113 - satellite_download_logger - INFO - WARNING: CoastSat has hard-coded the value for the minimum shoreline length for L7 to 200 2025-06-01 00:03:44,113 - satellite_download_logger - INFO - Extracting shorelines for L7 Minimum Shoreline Length: 200 2025-06-01 00:03:44,115 - satellite_download_logger - INFO - Extracting shorelines for L8 Minimum Shoreline Length: 500 2025-06-01 00:03:44,118 - satellite_download_logger - INFO - Processing image L8 2025-05-05-22-11-12 2025-06-01 00:03:44,118 - satellite_download_logger - INFO - L8 2025-05-05-22-11-12 cloud cover : 0.00% 2025-06-01 00:03:44,168 - satellite_download_logger - INFO - L8 2025-05-05-22-11-12: sand: 0.00% ,whitewater: 0.00% ,water: 59.79% 2025-06-01 00:03:44,168 - satellite_download_logger - INFO - L8 2025-05-05-22-11-12: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-06-01 00:03:44,169 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-06-01 00:03:44,170 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 91 2025-06-01 00:03:44,170 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 91 2025-06-01 00:03:44,170 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 91 2025-06-01 00:03:44,177 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 90 2025-06-01 00:03:44,561 - satellite_download_logger - INFO - Processing image L8 2025-05-21-22-11-16 2025-06-01 00:03:44,561 - satellite_download_logger - INFO - L8 2025-05-21-22-11-16 cloud cover : 0.00% 2025-06-01 00:03:44,627 - satellite_download_logger - INFO - L8 2025-05-21-22-11-16: sand: 0.00% ,whitewater: 0.00% ,water: 49.83% 2025-06-01 00:03:44,628 - satellite_download_logger - INFO - L8 2025-05-21-22-11-16: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-06-01 00:03:44,629 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 3 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-06-01 00:03:44,629 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 71 2025-06-01 00:03:44,630 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 71 2025-06-01 00:03:44,630 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 71 2025-06-01 00:03:44,631 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 70 2025-06-01 00:03:44,929 - satellite_download_logger - INFO - Extracting shorelines for L9 Minimum Shoreline Length: 500 2025-06-01 00:03:44,933 - satellite_download_logger - ERROR - Skipping L9 2025-05-13-22-11-22 due to cloud cover percentage exceeding cloud threshold: 27.94% > 10.00%. 2025-06-01 00:03:44,936 - satellite_download_logger - INFO - Processing image L9 2025-05-29-22-10-51 2025-06-01 00:03:44,936 - satellite_download_logger - INFO - L9 2025-05-29-22-10-51 cloud cover : 0.00% 2025-06-01 00:03:44,985 - satellite_download_logger - INFO - L9 2025-05-29-22-10-51: sand: 0.00% ,whitewater: 0.00% ,water: 43.90% 2025-06-01 00:03:44,985 - satellite_download_logger - INFO - L9 2025-05-29-22-10-51: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-06-01 00:03:44,986 - satellite_download_logger - ERROR - L9 2025-05-29-22-10-51: 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/python3.10/site-packages/coastsat/SDS_shoreline.py", line 686, in extract_shorelines contours_mwi, t_mndwi = find_wl_contours1( File "/home/ubuntu/.local/lib/python3.10/site-packages/coastsat/SDS_shoreline.py", line 981, in find_wl_contours1 raise ValueError("no valid pixels found in reference shoreline buffer.") ValueError: no valid pixels found in reference shoreline buffer. 2025-06-01 00:03:44,988 - satellite_download_logger - INFO - Processing image L9 2025-05-29-22-11-15 2025-06-01 00:03:44,988 - satellite_download_logger - INFO - L9 2025-05-29-22-11-15 cloud cover : 0.00% 2025-06-01 00:03:45,064 - satellite_download_logger - INFO - L9 2025-05-29-22-11-15: sand: 0.00% ,whitewater: 1.81% ,water: 53.59% 2025-06-01 00:03:45,064 - satellite_download_logger - INFO - L9 2025-05-29-22-11-15: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-06-01 00:03:45,066 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 3 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-06-01 00:03:45,066 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 95 2025-06-01 00:03:45,066 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 95 2025-06-01 00:03:45,066 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 95 2025-06-01 00:03:45,068 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 93