<xarray.Dataset>
Dimensions: (atrack: 16778, pol: 2, xtrack: 25187)
Coordinates:
* pol (pol) object 'VV' 'VH'
* atrack (atrack) int64 0 1 2 3 4 5 ... 16773 16774 16775 16776 16777
* xtrack (xtrack) int64 0 1 2 3 4 5 ... 25182 25183 25184 25185 25186
Data variables:
digital_number (pol, atrack, xtrack) uint16 dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
time (atrack) datetime64[ns] dask.array<chunksize=(4195,), meta=np.ndarray>
longitude (atrack, xtrack) float32 dask.array<chunksize=(4195, 4198), meta=np.ndarray>
latitude (atrack, xtrack) float32 dask.array<chunksize=(4195, 4198), meta=np.ndarray>
incidence (atrack, xtrack) float32 dask.array<chunksize=(4195, 4198), meta=np.ndarray>
elevation (atrack, xtrack) float32 dask.array<chunksize=(4195, 4198), meta=np.ndarray>
sigma0_raw (pol, atrack, xtrack) float64 dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
nesz (pol, atrack, xtrack) float32 dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
gamma0_raw (pol, atrack, xtrack) float64 dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
negz (pol, atrack, xtrack) float32 dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
sigma0 (pol, atrack, xtrack) float64 dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
gamma0 (pol, atrack, xtrack) float64 dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
Attributes:
footprint: POLYGON ((-67.84221143971432 20.72564283093837, -70.2216...
coverage: 251km * 170km (xtrack * atrack )
pixel_xtrack_m: 10.0
pixel_atrack_m: 10.2
ipf_version: 2.84
swath_type: IW
polarizations: VV VH
product_type: GRD
mission: SENTINEL-1
satellite: A
start_date: 2017-09-07 10:30:20.936409
stop_date: 2017-09-07 10:30:45.935264
path: /home/alevieux/Documents/Data/S1A_IW_GRDH_1SDV_20170907T...
denoised: {'VH': False, 'VV': False}
subdataset: IW
geometry: {'VH': {'atrack': atracks xtracks ...
Conventions: CF-1.7
- atrack: 16778
- pol: 2
- xtrack: 25187
digital_number
(pol, atrack, xtrack)
uint16
dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 1.69 GB | 70.44 MB |
Shape | (2, 16778, 25187) | (2, 4195, 4198) |
Count | 1235 Tasks | 24 Chunks |
Type | uint16 | numpy.ndarray |
|
|
time
(atrack)
datetime64[ns]
dask.array<chunksize=(4195,), meta=np.ndarray>
| Array | Chunk |
Bytes | 134.22 kB | 33.56 kB |
Shape | (16778,) | (4195,) |
Count | 4 Tasks | 4 Chunks |
Type | datetime64[ns] | numpy.ndarray |
|
|
longitude
(atrack, xtrack)
float32
dask.array<chunksize=(4195, 4198), meta=np.ndarray>
- standard_name :
- longitude
- units :
- degrees_east
| Array | Chunk |
Bytes | 1.69 GB | 70.44 MB |
Shape | (16778, 25187) | (4195, 4198) |
Count | 1676 Tasks | 24 Chunks |
Type | float32 | numpy.ndarray |
|
|
latitude
(atrack, xtrack)
float32
dask.array<chunksize=(4195, 4198), meta=np.ndarray>
- standard_name :
- latitude
- units :
- degrees_north
| Array | Chunk |
Bytes | 1.69 GB | 70.44 MB |
Shape | (16778, 25187) | (4195, 4198) |
Count | 1676 Tasks | 24 Chunks |
Type | float32 | numpy.ndarray |
|
|
incidence
(atrack, xtrack)
float32
dask.array<chunksize=(4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 1.69 GB | 70.44 MB |
Shape | (16778, 25187) | (4195, 4198) |
Count | 1676 Tasks | 24 Chunks |
Type | float32 | numpy.ndarray |
|
|
elevation
(atrack, xtrack)
float32
dask.array<chunksize=(4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 1.69 GB | 70.44 MB |
Shape | (16778, 25187) | (4195, 4198) |
Count | 1676 Tasks | 24 Chunks |
Type | float32 | numpy.ndarray |
|
|
sigma0_raw
(pol, atrack, xtrack)
float64
dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 6.76 GB | 281.77 MB |
Shape | (2, 16778, 25187) | (2, 4195, 4198) |
Count | 10843 Tasks | 24 Chunks |
Type | float64 | numpy.ndarray |
|
|
nesz
(pol, atrack, xtrack)
float32
dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 3.38 GB | 140.88 MB |
Shape | (2, 16778, 25187) | (2, 4195, 4198) |
Count | 11726 Tasks | 24 Chunks |
Type | float32 | numpy.ndarray |
|
|
gamma0_raw
(pol, atrack, xtrack)
float64
dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 6.76 GB | 281.77 MB |
Shape | (2, 16778, 25187) | (2, 4195, 4198) |
Count | 9517 Tasks | 24 Chunks |
Type | float64 | numpy.ndarray |
|
|
negz
(pol, atrack, xtrack)
float32
dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 3.38 GB | 140.88 MB |
Shape | (2, 16778, 25187) | (2, 4195, 4198) |
Count | 10400 Tasks | 24 Chunks |
Type | float32 | numpy.ndarray |
|
|
sigma0
(pol, atrack, xtrack)
float64
dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 6.76 GB | 281.77 MB |
Shape | (2, 16778, 25187) | (2, 4195, 4198) |
Count | 16871 Tasks | 24 Chunks |
Type | float64 | numpy.ndarray |
|
|
gamma0
(pol, atrack, xtrack)
float64
dask.array<chunksize=(2, 4195, 4198), meta=np.ndarray>
| Array | Chunk |
Bytes | 6.76 GB | 281.77 MB |
Shape | (2, 16778, 25187) | (2, 4195, 4198) |
Count | 15545 Tasks | 24 Chunks |
Type | float64 | numpy.ndarray |
|
|
- footprint :
- POLYGON ((-67.84221143971432 20.72564283093837, -70.22162571215458 21.14758369556577, -70.51434171237564 19.64044158236074, -68.15836401927538 19.21519321274318, -67.84221143971432 20.72564283093837))
- coverage :
- 251km * 170km (xtrack * atrack )
- pixel_xtrack_m :
- 10.0
- pixel_atrack_m :
- 10.2
- ipf_version :
- 2.84
- swath_type :
- IW
- polarizations :
- VV VH
- product_type :
- GRD
- mission :
- SENTINEL-1
- satellite :
- A
- start_date :
- 2017-09-07 10:30:20.936409
- stop_date :
- 2017-09-07 10:30:45.935264
- path :
- /home/alevieux/Documents/Data/S1A_IW_GRDH_1SDV_20170907T103020_20170907T103045_018268_01EB76_992F.SAFE
- denoised :
- {'VH': False, 'VV': False}
- subdataset :
- IW
- geometry :
- {'VH': {'atrack': atracks xtracks lut_f \
0 [] [] <function noise_lut_azi.<locals>.<lambda> at 0...
geometry
0 POLYGON ((0.000 0.000, 0.000 25187.000, 16778.... , 'xtrack': lut_f \
0 <xsarlib.sentinel.xml_mappings.noise_lut_range...
1 <xsarlib.sentinel.xml_mappings.noise_lut_range...
2 <xsarlib.sentinel.xml_mappings.noise_lut_range...
3 <xsarlib.sentinel.xml_mappings.noise_lut_range...
4 <xsarlib.sentinel.xml_mappings.noise_lut_range...
5 <xsarlib.sentinel.xml_mappings.noise_lut_range...
6 <xsarlib.sentinel.xml_mappings.noise_lut_range...
7 <xsarlib.sentinel.xml_mappings.noise_lut_range...
8 <xsarlib.sentinel.xml_mappings.noise_lut_range...
9 <xsarlib.sentinel.xml_mappings.noise_lut_range...
10 <xsarlib.sentinel.xml_mappings.noise_lut_range...
11 <xsarlib.sentinel.xml_mappings.noise_lut_range...
12 <xsarlib.sentinel.xml_mappings.noise_lut_range...
13 <xsarlib.sentinel.xml_mappings.noise_lut_range...
14 <xsarlib.sentinel.xml_mappings.noise_lut_range...
15 <xsarlib.sentinel.xml_mappings.noise_lut_range...
16 <xsarlib.sentinel.xml_mappings.noise_lut_range...
17 <xsarlib.sentinel.xml_mappings.noise_lut_range...
18 <xsarlib.sentinel.xml_mappings.noise_lut_range...
19 <xsarlib.sentinel.xml_mappings.noise_lut_range...
20 <xsarlib.sentinel.xml_mappings.noise_lut_range...
21 <xsarlib.sentinel.xml_mappings.noise_lut_range...
22 <xsarlib.sentinel.xml_mappings.noise_lut_range...
23 <xsarlib.sentinel.xml_mappings.noise_lut_range...
24 <xsarlib.sentinel.xml_mappings.noise_lut_range...
25 <xsarlib.sentinel.xml_mappings.noise_lut_range...
26 <xsarlib.sentinel.xml_mappings.noise_lut_range...
geometry
0 POLYGON ((0.000 25186.000, 336.000 25186.000, ...
1 POLYGON ((335.000 0.000, 335.000 25186.000, 10...
2 POLYGON ((1006.000 0.000, 1006.000 25186.000, ...
3 POLYGON ((1677.000 0.000, 1677.000 25186.000, ...
4 POLYGON ((2348.000 0.000, 2348.000 25186.000, ...
5 POLYGON ((3019.000 0.000, 3019.000 25186.000, ...
6 POLYGON ((3690.000 0.000, 3690.000 25186.000, ...
7 POLYGON ((4361.000 0.000, 4361.000 25186.000, ...
8 POLYGON ((5032.000 0.000, 5032.000 25186.000, ...
9 POLYGON ((5703.000 0.000, 5703.000 25186.000, ...
10 POLYGON ((6374.000 0.000, 6374.000 25186.000, ...
11 POLYGON ((7045.000 0.000, 7045.000 25186.000, ...
12 POLYGON ((7716.000 0.000, 7716.000 25186.000, ...
13 POLYGON ((8387.000 0.000, 8387.000 25186.000, ...
14 POLYGON ((9058.000 0.000, 9058.000 25186.000, ...
15 POLYGON ((9729.000 0.000, 9729.000 25186.000, ...
16 POLYGON ((10400.000 0.000, 10400.000 25186.000...
17 POLYGON ((11071.000 0.000, 11071.000 25186.000...
18 POLYGON ((11742.000 0.000, 11742.000 25186.000...
19 POLYGON ((12413.000 0.000, 12413.000 25186.000...
20 POLYGON ((13084.000 0.000, 13084.000 25186.000...
21 POLYGON ((13755.000 0.000, 13755.000 25186.000...
22 POLYGON ((14426.000 0.000, 14426.000 25186.000...
23 POLYGON ((15097.000 0.000, 15097.000 25186.000...
24 POLYGON ((15768.000 0.000, 15768.000 25186.000...
25 POLYGON ((16439.000 0.000, 16439.000 25186.000...
26 POLYGON ((16778.000 25186.000, 16778.000 0.000... }, 'VV': {'atrack': atracks xtracks lut_f \
0 [] [] <function noise_lut_azi.<locals>.<lambda> at 0...
geometry
0 POLYGON ((0.000 0.000, 0.000 25187.000, 16778.... , 'xtrack': lut_f \
0 <xsarlib.sentinel.xml_mappings.noise_lut_range...
1 <xsarlib.sentinel.xml_mappings.noise_lut_range...
2 <xsarlib.sentinel.xml_mappings.noise_lut_range...
3 <xsarlib.sentinel.xml_mappings.noise_lut_range...
4 <xsarlib.sentinel.xml_mappings.noise_lut_range...
5 <xsarlib.sentinel.xml_mappings.noise_lut_range...
6 <xsarlib.sentinel.xml_mappings.noise_lut_range...
7 <xsarlib.sentinel.xml_mappings.noise_lut_range...
8 <xsarlib.sentinel.xml_mappings.noise_lut_range...
9 <xsarlib.sentinel.xml_mappings.noise_lut_range...
10 <xsarlib.sentinel.xml_mappings.noise_lut_range...
11 <xsarlib.sentinel.xml_mappings.noise_lut_range...
12 <xsarlib.sentinel.xml_mappings.noise_lut_range...
13 <xsarlib.sentinel.xml_mappings.noise_lut_range...
14 <xsarlib.sentinel.xml_mappings.noise_lut_range...
15 <xsarlib.sentinel.xml_mappings.noise_lut_range...
16 <xsarlib.sentinel.xml_mappings.noise_lut_range...
17 <xsarlib.sentinel.xml_mappings.noise_lut_range...
18 <xsarlib.sentinel.xml_mappings.noise_lut_range...
19 <xsarlib.sentinel.xml_mappings.noise_lut_range...
20 <xsarlib.sentinel.xml_mappings.noise_lut_range...
21 <xsarlib.sentinel.xml_mappings.noise_lut_range...
22 <xsarlib.sentinel.xml_mappings.noise_lut_range...
23 <xsarlib.sentinel.xml_mappings.noise_lut_range...
24 <xsarlib.sentinel.xml_mappings.noise_lut_range...
25 <xsarlib.sentinel.xml_mappings.noise_lut_range...
26 <xsarlib.sentinel.xml_mappings.noise_lut_range...
geometry
0 POLYGON ((0.000 25186.000, 336.000 25186.000, ...
1 POLYGON ((335.000 0.000, 335.000 25186.000, 10...
2 POLYGON ((1006.000 0.000, 1006.000 25186.000, ...
3 POLYGON ((1677.000 0.000, 1677.000 25186.000, ...
4 POLYGON ((2348.000 0.000, 2348.000 25186.000, ...
5 POLYGON ((3019.000 0.000, 3019.000 25186.000, ...
6 POLYGON ((3690.000 0.000, 3690.000 25186.000, ...
7 POLYGON ((4361.000 0.000, 4361.000 25186.000, ...
8 POLYGON ((5032.000 0.000, 5032.000 25186.000, ...
9 POLYGON ((5703.000 0.000, 5703.000 25186.000, ...
10 POLYGON ((6374.000 0.000, 6374.000 25186.000, ...
11 POLYGON ((7045.000 0.000, 7045.000 25186.000, ...
12 POLYGON ((7716.000 0.000, 7716.000 25186.000, ...
13 POLYGON ((8387.000 0.000, 8387.000 25186.000, ...
14 POLYGON ((9058.000 0.000, 9058.000 25186.000, ...
15 POLYGON ((9729.000 0.000, 9729.000 25186.000, ...
16 POLYGON ((10400.000 0.000, 10400.000 25186.000...
17 POLYGON ((11071.000 0.000, 11071.000 25186.000...
18 POLYGON ((11742.000 0.000, 11742.000 25186.000...
19 POLYGON ((12413.000 0.000, 12413.000 25186.000...
20 POLYGON ((13084.000 0.000, 13084.000 25186.000...
21 POLYGON ((13755.000 0.000, 13755.000 25186.000...
22 POLYGON ((14426.000 0.000, 14426.000 25186.000...
23 POLYGON ((15097.000 0.000, 15097.000 25186.000...
24 POLYGON ((15768.000 0.000, 15768.000 25186.000...
25 POLYGON ((16439.000 0.000, 16439.000 25186.000...
26 POLYGON ((16778.000 25186.000, 16778.000 0.000... }}
- Conventions :
- CF-1.7