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scivision committed Jul 2, 2020
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Expand Up @@ -103,7 +103,7 @@ import georinex as gr
```

Uses speculative time preallocation `gr.load(..., fast=True)` by default.
Set `fast=False` or `ReadRinex.py -strict` to fall back to double-read strict (slow) preallocation.
Set `fast=False` or `georinex_read -strict` to fall back to double-read strict (slow) preallocation.
Please open a GitHub issue if this is a problem.

### Time limits
Expand Down Expand Up @@ -283,7 +283,7 @@ To convert ECEF to Latitude, Longitude, Altitude or other coordinate systems, us

Read location from NetCDF4 / HDF5 file can be accomplished in a few ways:

* using `PlotRXlocation.py` script, which loads and plots all RINEX and .nc files in a directory
* using `georinex_loc` script, which loads and plots all RINEX and .nc files in a directory
* using `xarray`
```python
obs = xarray.open_dataset('my.nc)
Expand Down Expand Up @@ -318,13 +318,13 @@ OBS3 / NAV3 are not yet updated to new fast pure Python method.

Done on 5 year old Haswell laptop:
```sh
time ./ReadRinex.py tests/CEDA00USA_R_20182100000_23H_15S_MO.rnx.gz -u E
time georinex_read tests/CEDA00USA_R_20182100000_23H_15S_MO.rnx.gz -u E
```

> real 48.6 s

```sh
time ./ReadRinex.py tests/CEDA00USA_R_20182100000_23H_15S_MO.rnx.gz -u E -m C1C
time georinex_read tests/CEDA00USA_R_20182100000_23H_15S_MO.rnx.gz -u E -m C1C
```

> real 17.6 s
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