2025-10-01 01:39:03,830 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193031_20250827 as 2025-08-27-10-05-47_L8_sar2249_ms.tif 2025-10-01 01:39:08,365 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193031_20250912 as 2025-09-12-10-05-53_L8_sar2249_ms.tif 2025-10-01 01:39:12,804 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250827 as 2025-08-27-10-06-10_L8_sar2249_ms.tif 2025-10-01 01:39:18,084 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250912 as 2025-09-12-10-06-16_L8_sar2249_ms.tif 2025-10-01 01:39:21,537 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194031_20250903 as 2025-09-03-10-12-02_L8_sar2249_ms.tif 2025-10-01 01:39:26,788 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194032_20250903 as 2025-09-03-10-12-25_L8_sar2249_ms.tif 2025-10-01 01:39:31,262 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250904 as 2025-09-04-10-05-55_L9_sar2249_ms.tif 2025-10-01 01:39:36,664 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250920 as 2025-09-20-10-05-58_L9_sar2249_ms.tif 2025-10-01 01:39:41,016 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250904 as 2025-09-04-10-06-19_L9_sar2249_ms.tif 2025-10-01 01:39:45,524 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250920 as 2025-09-20-10-06-22_L9_sar2249_ms.tif 2025-10-01 01:39:50,019 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194031_20250911 as 2025-09-11-10-12-08_L9_sar2249_ms.tif 2025-10-01 01:39:55,441 - satellite_download_logger - ERROR - Could not save metadata for LANDSAT/LC09/C02/T1_TOA/LC09_194031_20250927 that failed. Failed to open the image file data/sar2249/L9/ms/2025-09-27-10-12-12_L9_sar2249_ms.tif 2025-10-01 01:40:02,028 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194032_20250911 as 2025-09-11-10-12-32_L9_sar2249_ms.tif 2025-10-01 01:40:06,385 - satellite_download_logger - ERROR - Could not save metadata for LANDSAT/LC09/C02/T1_TOA/LC09_194032_20250927 that failed. Failed to open the image file data/sar2249/L9/ms/2025-09-27-10-12-35_L9_sar2249_ms.tif 2025-10-01 01:40:06,441 - satellite_download_logger - INFO - Please read the following information carefully: 2025-10-01 01:40:06,441 - 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 01:40:06,441 - 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 01:40:06,441 - satellite_download_logger - INFO - --------------------------------------------------------------------------------------------------------------------- 2025-10-01 01:40:06,443 - satellite_download_logger - INFO - Extracting shorelines for L5 Minimum Shoreline Length: 500 2025-10-01 01:40:06,444 - satellite_download_logger - INFO - WARNING: CoastSat has hard-coded the value for the minimum shoreline length for L7 to 200 2025-10-01 01:40:06,444 - satellite_download_logger - INFO - Extracting shorelines for L7 Minimum Shoreline Length: 200 2025-10-01 01:40:06,446 - satellite_download_logger - INFO - Extracting shorelines for L8 Minimum Shoreline Length: 500 2025-10-01 01:40:06,450 - satellite_download_logger - INFO - L8 2025-08-27-10-05-47 cloud cover : 0.00% 2025-10-01 01:40:06,480 - satellite_download_logger - INFO - L8 2025-08-27-10-05-47: sand: 0.00% ,whitewater: 0.00% ,water: 43.20% 2025-10-01 01:40:06,480 - 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 01:40:06,482 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:06,482 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 96 2025-10-01 01:40:06,482 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 96 2025-10-01 01:40:06,482 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 96 2025-10-01 01:40:06,482 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 96 2025-10-01 01:40:06,774 - satellite_download_logger - WARNING - L8 2025-08-27-10-06-10: Skipped due to cloud cover 66.48% > threshold 10.00% 2025-10-01 01:40:06,778 - satellite_download_logger - INFO - L8 2025-09-03-10-12-02 cloud cover : 0.00% 2025-10-01 01:40:06,802 - satellite_download_logger - INFO - L8 2025-09-03-10-12-02: sand: 0.00% ,whitewater: 0.00% ,water: 41.96% 2025-10-01 01:40:06,802 - satellite_download_logger - INFO - L8 2025-09-03-10-12-02: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:40:06,804 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:06,804 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 94 2025-10-01 01:40:06,804 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 94 2025-10-01 01:40:06,804 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 94 2025-10-01 01:40:06,804 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 94 2025-10-01 01:40:07,037 - satellite_download_logger - INFO - L8 2025-09-03-10-12-25 cloud cover : 0.00% 2025-10-01 01:40:07,059 - satellite_download_logger - INFO - L8 2025-09-03-10-12-25: sand: 0.00% ,whitewater: 0.00% ,water: 4.02% 2025-10-01 01:40:07,059 - satellite_download_logger - INFO - L8 2025-09-03-10-12-25: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:40:07,060 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 0 shorelines 2025-10-01 01:40:07,257 - satellite_download_logger - INFO - L8 2025-09-12-10-05-53 cloud cover : 0.00% 2025-10-01 01:40:07,281 - satellite_download_logger - INFO - L8 2025-09-12-10-05-53: sand: 0.00% ,whitewater: 0.00% ,water: 42.20% 2025-10-01 01:40:07,281 - 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 01:40:07,283 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:07,283 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 94 2025-10-01 01:40:07,283 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 94 2025-10-01 01:40:07,283 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 94 2025-10-01 01:40:07,283 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 94 2025-10-01 01:40:07,546 - satellite_download_logger - INFO - L8 2025-09-12-10-06-16 cloud cover : 0.00% 2025-10-01 01:40:07,570 - satellite_download_logger - INFO - L8 2025-09-12-10-06-16: sand: 0.00% ,whitewater: 0.00% ,water: 42.27% 2025-10-01 01:40:07,571 - 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 01:40:07,574 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:07,574 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 96 2025-10-01 01:40:07,574 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 96 2025-10-01 01:40:07,574 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 96 2025-10-01 01:40:07,574 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 96 2025-10-01 01:40:07,807 - satellite_download_logger - INFO - Extracting shorelines for L9 Minimum Shoreline Length: 500 2025-10-01 01:40:07,811 - satellite_download_logger - INFO - L9 2025-09-04-10-05-55 cloud cover : 0.00% 2025-10-01 01:40:07,835 - satellite_download_logger - INFO - L9 2025-09-04-10-05-55: sand: 0.00% ,whitewater: 0.00% ,water: 41.93% 2025-10-01 01:40:07,836 - 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 01:40:07,837 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:07,837 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 94 2025-10-01 01:40:07,837 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 94 2025-10-01 01:40:07,837 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 94 2025-10-01 01:40:07,837 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 94 2025-10-01 01:40:08,080 - satellite_download_logger - INFO - L9 2025-09-04-10-06-19 cloud cover : 0.00% 2025-10-01 01:40:08,110 - satellite_download_logger - INFO - L9 2025-09-04-10-06-19: sand: 0.00% ,whitewater: 0.00% ,water: 42.07% 2025-10-01 01:40:08,110 - 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 01:40:08,112 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:08,112 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 94 2025-10-01 01:40:08,112 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 94 2025-10-01 01:40:08,112 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 94 2025-10-01 01:40:08,112 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 94 2025-10-01 01:40:08,343 - satellite_download_logger - INFO - L9 2025-09-11-10-12-08 cloud cover : 0.00% 2025-10-01 01:40:08,371 - satellite_download_logger - INFO - L9 2025-09-11-10-12-08: sand: 0.00% ,whitewater: 0.00% ,water: 42.00% 2025-10-01 01:40:08,372 - satellite_download_logger - INFO - L9 2025-09-11-10-12-08: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:40:08,373 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:08,373 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 98 2025-10-01 01:40:08,373 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 98 2025-10-01 01:40:08,373 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 98 2025-10-01 01:40:08,373 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 98 2025-10-01 01:40:08,624 - satellite_download_logger - INFO - L9 2025-09-11-10-12-32 cloud cover : 0.00% 2025-10-01 01:40:08,636 - satellite_download_logger - INFO - L9 2025-09-11-10-12-32: sand: 0.00% ,whitewater: 0.00% ,water: 0.00% 2025-10-01 01:40:08,637 - satellite_download_logger - INFO - L9 2025-09-11-10-12-32: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-10-01 01:40:08,640 - satellite_download_logger - ERROR - L9 2025-09-11-10-12-32: 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 01:40:08,643 - satellite_download_logger - INFO - L9 2025-09-20-10-05-58 cloud cover : 0.00% 2025-10-01 01:40:08,671 - satellite_download_logger - INFO - L9 2025-09-20-10-05-58: sand: 0.00% ,whitewater: 0.00% ,water: 42.45% 2025-10-01 01:40:08,671 - 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 01:40:08,673 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:08,673 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 99 2025-10-01 01:40:08,673 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 99 2025-10-01 01:40:08,673 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 99 2025-10-01 01:40:08,673 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 99 2025-10-01 01:40:08,918 - satellite_download_logger - INFO - L9 2025-09-20-10-06-22 cloud cover : 0.00% 2025-10-01 01:40:08,945 - satellite_download_logger - INFO - L9 2025-09-20-10-06-22: sand: 0.00% ,whitewater: 0.00% ,water: 42.48% 2025-10-01 01:40:08,945 - 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 01:40:08,946 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-10-01 01:40:08,946 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 99 2025-10-01 01:40:08,946 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 99 2025-10-01 01:40:08,946 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 99 2025-10-01 01:40:08,946 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 99