2026-03-16T16:47:55.425896 ... 2...
array(['2026-03-16T16:47:55.425896000', '2026-03-16T16:47:56.276897000',\n",
+ "<xarray.Dataset> Size: 2GB\n",
+ "Dimensions: (\n",
+ " VH_conditions_antenna_pattern_azimuth_time: 27,\n",
+ " VH_conditions_antenna_pattern_count: 730,\n",
+ " VH_conditions_attitude_azimuth_time: 25,\n",
+ " VH_conditions_doppler_centroid_azimuth_time: 27,\n",
+ " VH_conditions_doppler_centroid_degree: 3,\n",
+ " ...\n",
+ " VV_quality_calibration_azimuth_time: 27,\n",
+ " VV_quality_calibration_ground_range: 668,\n",
+ " VV_quality_azimuth_swath: 3,\n",
+ " VV_quality_azimuth_azimuth_time: 1688,\n",
+ " VV_quality_range_azimuth_time: 26,\n",
+ " VV_quality_range_ground_range: 671)\n",
+ "Coordinates: (12/58)\n",
+ " * VH_conditions_antenna_pattern_azimuth_time (VH_conditions_antenna_pattern_azimuth_time) datetime64[ns] 216B ...\n",
+ " * VH_conditions_antenna_pattern_count (VH_conditions_antenna_pattern_count) int64 6kB ...\n",
+ " * VH_conditions_attitude_azimuth_time (VH_conditions_attitude_azimuth_time) datetime64[ns] 200B ...\n",
+ " * VH_conditions_doppler_centroid_azimuth_time (VH_conditions_doppler_centroid_azimuth_time) datetime64[ns] 216B ...\n",
+ " * VH_conditions_doppler_centroid_degree (VH_conditions_doppler_centroid_degree) int64 24B ...\n",
+ " * VH_conditions_gcp_azimuth_time (VH_conditions_gcp_azimuth_time) datetime64[ns] 80B ...\n",
+ " ... ...\n",
+ " VV_quality_azimuth_last_range_sample (VV_quality_azimuth_swath) int32 12B dask.array<chunksize=(3,), meta=np.ndarray>\n",
+ " VV_quality_azimuth_line (VV_quality_azimuth_swath, VV_quality_azimuth_azimuth_time) int32 20kB dask.array<chunksize=(3, 1688), meta=np.ndarray>\n",
+ " * VV_quality_range_azimuth_time (VV_quality_range_azimuth_time) datetime64[ns] 208B ...\n",
+ " VV_quality_range_line (VV_quality_range_azimuth_time) int32 104B dask.array<chunksize=(26,), meta=np.ndarray>\n",
+ " * VV_quality_range_ground_range (VV_quality_range_ground_range) float64 5kB ...\n",
+ " VV_quality_range_pixel (VV_quality_range_ground_range) int32 3kB dask.array<chunksize=(671,), meta=np.ndarray>\n",
+ "Dimensions without coordinates: VH_quality_azimuth_azimuth_time,\n",
+ " VV_quality_azimuth_azimuth_time\n",
+ "Data variables: (12/78)\n",
+ " VH_conditions_antenna_pattern_elevation_angle (VH_conditions_antenna_pattern_azimuth_time, VH_conditions_antenna_pattern_count) float32 79kB dask.array<chunksize=(27, 730), meta=np.ndarray>\n",
+ " VH_conditions_antenna_pattern_incidence_angle (VH_conditions_antenna_pattern_azimuth_time, VH_conditions_antenna_pattern_count) float32 79kB dask.array<chunksize=(27, 730), meta=np.ndarray>\n",
+ " VH_conditions_antenna_pattern_roll (VH_conditions_antenna_pattern_azimuth_time) float64 216B dask.array<chunksize=(27,), meta=np.ndarray>\n",
+ " VH_conditions_antenna_pattern_slant_range_time_ap (VH_conditions_antenna_pattern_azimuth_time, VH_conditions_antenna_pattern_count) float64 158kB dask.array<chunksize=(27, 730), meta=np.ndarray>\n",
+ " VH_conditions_antenna_pattern_swath (VH_conditions_antenna_pattern_azimuth_time) <U3 324B dask.array<chunksize=(27,), meta=np.ndarray>\n",
+ " VH_conditions_antenna_pattern_terrain_height (VH_conditions_antenna_pattern_azimuth_time) float64 216B dask.array<chunksize=(27,), meta=np.ndarray>\n",
+ " ... ...\n",
+ " VV_quality_calibration_beta_nought (VV_quality_calibration_azimuth_time, VV_quality_calibration_ground_range) float32 72kB dask.array<chunksize=(27, 668), meta=np.ndarray>\n",
+ " VV_quality_calibration_dn (VV_quality_calibration_azimuth_time, VV_quality_calibration_ground_range) float32 72kB dask.array<chunksize=(27, 668), meta=np.ndarray>\n",
+ " VV_quality_calibration_gamma (VV_quality_calibration_azimuth_time, VV_quality_calibration_ground_range) float32 72kB dask.array<chunksize=(27, 668), meta=np.ndarray>\n",
+ " VV_quality_calibration_sigma_nought (VV_quality_calibration_azimuth_time, VV_quality_calibration_ground_range) float32 72kB dask.array<chunksize=(27, 668), meta=np.ndarray>\n",
+ " VV_quality_azimuth_noise_azimuth_lut (VV_quality_azimuth_swath, VV_quality_azimuth_azimuth_time) float32 20kB dask.array<chunksize=(3, 1688), meta=np.ndarray>\n",
+ " VV_quality_range_noise_range_lut (VV_quality_range_azimuth_time, VV_quality_range_ground_range) float32 70kB dask.array<chunksize=(26, 671), meta=np.ndarray>\n",
+ "Attributes: (2)
- VH_conditions_antenna_pattern_azimuth_time: 27
- VH_conditions_antenna_pattern_count: 730
- VH_conditions_attitude_azimuth_time: 25
- VH_conditions_doppler_centroid_azimuth_time: 27
- VH_conditions_doppler_centroid_degree: 3
- VH_conditions_gcp_azimuth_time: 10
- VH_conditions_gcp_ground_range: 21
- VH_conditions_orbit_azimuth_time: 17
- VH_conditions_orbit_axis: 3
- VH_measurements_azimuth_time: 16689
- VH_measurements_ground_range: 26642
- VH_quality_calibration_azimuth_time: 27
- VH_quality_calibration_ground_range: 668
- VH_quality_azimuth_swath: 3
- VH_quality_azimuth_azimuth_time: 1688
- VH_quality_range_azimuth_time: 26
- VH_quality_range_ground_range: 671
- VV_conditions_antenna_pattern_azimuth_time: 27
- VV_conditions_antenna_pattern_count: 730
- VV_conditions_attitude_azimuth_time: 25
- VV_conditions_doppler_centroid_azimuth_time: 27
- VV_conditions_doppler_centroid_degree: 3
- VV_conditions_gcp_azimuth_time: 10
- VV_conditions_gcp_ground_range: 21
- VV_conditions_orbit_azimuth_time: 17
- VV_conditions_orbit_axis: 3
- VV_measurements_azimuth_time: 16689
- VV_measurements_ground_range: 26642
- VV_quality_calibration_azimuth_time: 27
- VV_quality_calibration_ground_range: 668
- VV_quality_azimuth_swath: 3
- VV_quality_azimuth_azimuth_time: 1688
- VV_quality_range_azimuth_time: 26
- VV_quality_range_ground_range: 671
VH_conditions_antenna_pattern_azimuth_time
(VH_conditions_antenna_pattern_azimuth_time)
datetime64[ns]
2026-03-16T16:47:55.425896 ... 2...
- dimensions :
- ['azimuth_time']
- dtype :
- <M8[ns]
- long_name :
- zero doppler azimuth time of antenna pattern measurement
array(['2026-03-16T16:47:55.425896000', '2026-03-16T16:47:56.276897000',\n",
" '2026-03-16T16:47:57.222452000', '2026-03-16T16:47:58.182397000',\n",
" '2026-03-16T16:47:59.031342000', '2026-03-16T16:47:59.983064000',\n",
" '2026-03-16T16:48:00.938898000', '2026-03-16T16:48:01.791954000',\n",
@@ -4228,7 +5690,37 @@
" '2026-03-16T16:48:13.765569000', '2026-03-16T16:48:14.725514000',\n",
" '2026-03-16T16:48:15.578570000', '2026-03-16T16:48:16.526181000',\n",
" '2026-03-16T16:48:17.488182000', '2026-03-16T16:48:18.337127000',\n",
- " '2026-03-16T16:48:19.280627000'], dtype='datetime64[ns]')count
(count)
int64
0 1 2 3 4 5 ... 725 726 727 728 729
array([ 0, 1, 2, ..., 727, 728, 729], shape=(730,))
- other_metadata :
- {'eopf_category': 'eocontainer', 'title': 'S01SIWGRD'}
- stac_discovery :
- {'assets': {'S01SIWGRD_20260316T164754_0025_C039_8EA0_00DBA6_VH': {'href': 'S01SIWGRD_20260316T164754_0025_C039_8EA0_00DBA6_VH'}, 'S01SIWGRD_20260316T164754_0025_C039_8EA0_00DBA6_VV': {'href': 'S01SIWGRD_20260316T164754_0025_C039_8EA0_00DBA6_VV'}}, 'bbox': [18.688345, 39.213028, 15.261218, 41.126934], 'geometry': {'coordinates': [[[15.261218, 40.715069], [18.376741, 41.126934], [18.688345, 39.626194], [15.640784, 39.213028], [15.261218, 40.715069]]], 'type': 'Polygon'}, 'id': 'SAR Standard L1 Product', 'links': [{'href': './.zattrs.json', 'rel': 'self', 'type': 'application/json'}], 'properties': {'constellation': 'sentinel-1', 'created': '2026-03-16T17:57:14.000000Z', 'datetime': '2026-03-16T16:48:07.261108Z', 'end_datetime': '2026-03-16T16:48:19.760381Z', 'eopf:datatake_id': '56230', 'instruments': ['sar'], 'platform': 'sentinel-1c', 'processing:lineage': 'systematic', 'processing:software': {'Sentinel-1 IPF': '004.03'}, 'product:timeliness': 'PT3H', 'product:timeliness_category': 'NRT-3h', 'product:type': 'S01SIWGRD', 'provider': [{'name': 'S1C-PS', 'roles': ['processor']}, {'name': 'ESA', 'roles': ['producer']}], 'sar:frequency_band': 'C', 'sar:instrument_mode': 'IW', 'sar:polarizations': ['VV', 'VH'], 'sar:product_type': 'GRD', 'sat:absolute_orbit': 6792, 'sat:anx_datetime': '2026-03-16T16:37:16.668595', 'sat:orbit_state': 'ascending', 'sat:platform_international_designator': '2024-235A', 'sat:relative_orbit': 146, 'start_datetime': '2026-03-16T16:47:54.761834Z'}, 'stac_extensions': ['https://stac-extensions.github.io/eopf/v1.2.0/schema.json', 'https://stac-extensions.github.io/product/v0.1.0/schema.json', 'https://stac-extensions.github.io/eo/v1.1.0/schema.json', 'https://stac-extensions.github.io/sat/v1.1.0/schema.json', 'https://stac-extensions.github.io/view/v1.0.0/schema.json', 'https://stac-extensions.github.io/scientific/v1.0.0/schema.json', 'https://stac-extensions.github.io/processing/v1.2.0/schema.json', 'https://stac-extensions.github.io/sar/v1.2.0/schema.json'], 'stac_version': '1.1.0', 'type': 'Feature'}