2025-12-01 00:06:29,395 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_071088_20251007 as 2025-10-07-21-54-43_L8_nzd0330_ms.tif 2025-12-01 00:06:36,416 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_071088_20251023 as 2025-10-23-21-54-41_L8_nzd0330_ms.tif 2025-12-01 00:06:44,225 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_071088_20251108 as 2025-11-08-21-54-45_L8_nzd0330_ms.tif 2025-12-01 00:06:51,572 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_071089_20251007 as 2025-10-07-21-55-07_L8_nzd0330_ms.tif 2025-12-01 00:06:59,456 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_071089_20251023 as 2025-10-23-21-55-05_L8_nzd0330_ms.tif 2025-12-01 00:07:08,424 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_071089_20251108 as 2025-11-08-21-55-09_L8_nzd0330_ms.tif 2025-12-01 00:07:15,367 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_072088_20251014 as 2025-10-14-22-00-55_L8_nzd0330_ms.tif 2025-12-01 00:07:22,067 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_072088_20251030 as 2025-10-30-22-00-56_L8_nzd0330_ms.tif 2025-12-01 00:07:26,378 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_072089_20251014 as 2025-10-14-22-01-19_L8_nzd0330_ms.tif 2025-12-01 00:07:30,526 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_072089_20251030 as 2025-10-30-22-01-20_L8_nzd0330_ms.tif 2025-12-01 00:07:36,517 - satellite_download_logger - ERROR - Could not save metadata for LANDSAT/LC09/C02/T1_TOA/LC09_071088_20251015 that failed. Failed to open the image file data/nzd0330/L9/ms/2025-10-15-21-54-51_L9_nzd0330_ms.tif 2025-12-01 00:07:43,491 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_071088_20251116 as 2025-11-16-21-54-49_L9_nzd0330_ms.tif 2025-12-01 00:07:50,283 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_071089_20251116 as 2025-11-16-21-55-13_L9_nzd0330_ms.tif 2025-12-01 00:07:56,073 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_072088_20251107 as 2025-11-07-22-01-01_L9_nzd0330_ms.tif 2025-12-01 00:08:01,930 - satellite_download_logger - ERROR - Could not save metadata for LANDSAT/LC09/C02/T1_TOA/LC09_072088_20251123 that failed. Failed to open the image file data/nzd0330/L9/ms/2025-11-23-22-00-59_L9_nzd0330_ms.tif 2025-12-01 00:08:07,319 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_072089_20251107 as 2025-11-07-22-01-25_L9_nzd0330_ms.tif 2025-12-01 00:08:07,434 - satellite_download_logger - INFO - Please read the following information carefully: 2025-12-01 00:08:07,435 - 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. 2025-12-01 00:08:07,435 - 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. 2025-12-01 00:08:07,435 - satellite_download_logger - INFO - --------------------------------------------------------------------------------------------------------------------- 2025-12-01 00:08:07,436 - satellite_download_logger - INFO - Extracting shorelines for L5 Minimum Shoreline Length: 500 2025-12-01 00:08:07,438 - satellite_download_logger - INFO - WARNING: CoastSat has hard-coded the value for the minimum shoreline length for L7 to 200 2025-12-01 00:08:07,438 - satellite_download_logger - INFO - Extracting shorelines for L7 Minimum Shoreline Length: 200 2025-12-01 00:08:07,439 - satellite_download_logger - INFO - Extracting shorelines for L8 Minimum Shoreline Length: 500 2025-12-01 00:08:07,462 - satellite_download_logger - WARNING - L8 2025-10-07-21-54-43: Skipped due to cloud cover 21.30% > threshold 10.00% 2025-12-01 00:08:07,484 - satellite_download_logger - WARNING - L8 2025-10-07-21-55-07: Skipped due to cloud cover 24.45% > threshold 10.00% 2025-12-01 00:08:07,511 - satellite_download_logger - WARNING - L8 2025-10-14-22-00-55: Skipped due to cloud cover 10.49% > threshold 10.00% 2025-12-01 00:08:07,514 - satellite_download_logger - INFO - L8 2025-10-14-22-01-19 cloud cover : 0.00% 2025-12-01 00:08:07,545 - satellite_download_logger - INFO - L8 2025-10-14-22-01-19: sand: 0.00% ,whitewater: 0.00% ,water: 4.47% 2025-12-01 00:08:07,545 - satellite_download_logger - INFO - L8 2025-10-14-22-01-19: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:07,548 - satellite_download_logger - ERROR - L8 2025-10-14-22-01-19: 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. 2025-12-01 00:08:07,601 - satellite_download_logger - INFO - L8 2025-10-23-21-54-41 cloud cover : 0.00% 2025-12-01 00:08:07,789 - satellite_download_logger - INFO - L8 2025-10-23-21-54-41: sand: 0.00% ,whitewater: 0.25% ,water: 49.40% 2025-12-01 00:08:07,791 - satellite_download_logger - INFO - L8 2025-10-23-21-54-41: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:07,795 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-12-01 00:08:07,795 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 475 2025-12-01 00:08:07,795 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 475 2025-12-01 00:08:07,795 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 475 2025-12-01 00:08:07,813 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 475 2025-12-01 00:08:08,427 - satellite_download_logger - INFO - L8 2025-10-23-21-55-05 cloud cover : 0.00% 2025-12-01 00:08:08,786 - satellite_download_logger - INFO - L8 2025-10-23-21-55-05: sand: 0.00% ,whitewater: 0.27% ,water: 49.61% 2025-12-01 00:08:08,788 - satellite_download_logger - INFO - L8 2025-10-23-21-55-05: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:08,791 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-12-01 00:08:08,791 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 475 2025-12-01 00:08:08,791 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 475 2025-12-01 00:08:08,792 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 475 2025-12-01 00:08:08,803 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 475 2025-12-01 00:08:09,537 - satellite_download_logger - INFO - L8 2025-10-30-22-00-56 cloud cover : 0.00% 2025-12-01 00:08:09,963 - satellite_download_logger - INFO - L8 2025-10-30-22-00-56: sand: 0.01% ,whitewater: 0.75% ,water: 49.33% 2025-12-01 00:08:09,966 - satellite_download_logger - INFO - L8 2025-10-30-22-00-56: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:09,969 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-12-01 00:08:09,970 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 473 2025-12-01 00:08:09,970 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 473 2025-12-01 00:08:09,970 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 473 2025-12-01 00:08:09,981 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 473 2025-12-01 00:08:11,033 - satellite_download_logger - INFO - L8 2025-10-30-22-01-20 cloud cover : 0.00% 2025-12-01 00:08:11,084 - satellite_download_logger - INFO - L8 2025-10-30-22-01-20: sand: 0.00% ,whitewater: 0.00% ,water: 7.18% 2025-12-01 00:08:11,084 - satellite_download_logger - INFO - L8 2025-10-30-22-01-20: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:11,085 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 0 shorelines 2025-12-01 00:08:11,233 - satellite_download_logger - WARNING - L8 2025-11-08-21-54-45: Skipped due to cloud cover 75.33% > threshold 10.00% 2025-12-01 00:08:11,246 - satellite_download_logger - WARNING - L8 2025-11-08-21-55-09: Skipped due to cloud cover 76.58% > threshold 10.00% 2025-12-01 00:08:11,248 - satellite_download_logger - INFO - Extracting shorelines for L9 Minimum Shoreline Length: 500 2025-12-01 00:08:11,351 - satellite_download_logger - WARNING - L9 2025-10-06-22-00-58: Skipped due to cloud cover 86.15% > threshold 10.00% 2025-12-01 00:08:11,410 - satellite_download_logger - INFO - L9 2025-11-07-22-01-01 cloud cover : 0.00% 2025-12-01 00:08:11,690 - satellite_download_logger - INFO - L9 2025-11-07-22-01-01: sand: 0.01% ,whitewater: 0.37% ,water: 49.75% 2025-12-01 00:08:11,692 - satellite_download_logger - INFO - L9 2025-11-07-22-01-01: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:11,696 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 4 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-12-01 00:08:11,696 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 469 2025-12-01 00:08:11,696 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 469 2025-12-01 00:08:11,696 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 469 2025-12-01 00:08:11,741 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 469 2025-12-01 00:08:13,719 - satellite_download_logger - INFO - L9 2025-11-07-22-01-25 cloud cover : 0.00% 2025-12-01 00:08:13,739 - satellite_download_logger - INFO - L9 2025-11-07-22-01-25: sand: 0.00% ,whitewater: 0.00% ,water: 0.00% 2025-12-01 00:08:13,739 - satellite_download_logger - INFO - L9 2025-11-07-22-01-25: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:13,740 - satellite_download_logger - ERROR - L9 2025-11-07-22-01-25: 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. 2025-12-01 00:08:13,767 - satellite_download_logger - INFO - L9 2025-11-16-21-54-49 cloud cover : 5.55% 2025-12-01 00:08:13,933 - satellite_download_logger - INFO - L9 2025-11-16-21-54-49: sand: 0.01% ,whitewater: 1.21% ,water: 46.38% 2025-12-01 00:08:13,935 - satellite_download_logger - INFO - L9 2025-11-16-21-54-49: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:13,937 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-12-01 00:08:13,937 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 179 2025-12-01 00:08:13,979 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 152 2025-12-01 00:08:13,980 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 152 2025-12-01 00:08:13,987 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 152 2025-12-01 00:08:14,679 - satellite_download_logger - INFO - L9 2025-11-16-21-55-13 cloud cover : 5.13% 2025-12-01 00:08:15,088 - satellite_download_logger - INFO - L9 2025-11-16-21-55-13: sand: 0.01% ,whitewater: 1.24% ,water: 46.35% 2025-12-01 00:08:15,090 - satellite_download_logger - INFO - L9 2025-11-16-21-55-13: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-12-01 00:08:15,092 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 3 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-12-01 00:08:15,092 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 199 2025-12-01 00:08:15,126 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 167 2025-12-01 00:08:15,126 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 167 2025-12-01 00:08:15,131 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 167