add troposphere coefficient offsets

.vscode/settings.json

@@ -5,5 +5,5 @@
     "python3.8InterpreterPath": "/Library/Frameworks/Python.framework/Versions/3.8/bin/python3.8",
     "modulename": "${workspaceFolderBasename}",
     "distname": "${workspaceFolderBasename}",
-    "moduleversion": "1.0.2"
+    "moduleversion": "1.0.3"
 }

RELEASE_NOTES.md

@@ -1,5 +1,11 @@
 # pyspartn Release Notes
 
+### RELEASE 1.0.3
+
+FIXES:
+
+1. Add offsets to SF043, SF045 and SF048 - thanks to @jonathanmuller for contribution.
+
 ### RELEASE 1.0.2
 
 ENHANCEMENTS:

examples/parse_gad.py

@@ -71,8 +71,8 @@ def geta(att: str, i: int = None) -> object:
         lon2 = lon1 + (lonnodes * lonspacing)
         areapoly = (
             f'"{areaid}","POLYGON (({lon1:.3f} {lat1:.3f}, {lon1:.3f} {lat2:.3f},'
-            + f"{lon2:.3f} {lat2:.3f}, {lon2:.3f} {lat1:.3f},"
-            + f'{lon1:.3f} {lat1:.3f}))"\n'
+            f"{lon2:.3f} {lat2:.3f}, {lon2:.3f} {lat1:.3f},"
+            f'{lon1:.3f} {lat1:.3f}))"\n'
         )
         data.append(areapoly)
     return data

pyproject.toml

@@ -7,7 +7,7 @@ name = "pyspartn"
 authors = [{ name = "semuadmin", email = "semuadmin@semuconsulting.com" }]
 maintainers = [{ name = "semuadmin", email = "semuadmin@semuconsulting.com" }]
 description = "SPARTN protocol parser"
-version = "1.0.2"
+version = "1.0.3"
 license = { file = "LICENSE" }
 readme = "README.md"
 requires-python = ">=3.8"

src/pyspartn/_version.py

@@ -8,4 +8,4 @@
 :license: BSD 3-Clause
 """
 
-__version__ = "1.0.2"
+__version__ = "1.0.3"

src/pyspartn/spartnmessage.py

@@ -381,7 +381,12 @@ def _set_attribute_single(
                 val = self._payloadi >> (self._paylenb - offset - attlen) & ((1 << attlen) - 1)
                 # fmt: on
             if atttyp == FL:
-                val = (val * attinfo[2]) + attinfo[3]  # (val * res) + rngmin
+                if len(attinfo) == 6:
+                    val = (
+                        (val * attinfo[2]) + attinfo[3] + attinfo[4]
+                    )  # (val * res) + rngmin + offset
+                else:
+                    val = (val * attinfo[2]) + attinfo[3]  # (val * res) + rngmin
 
         except SPARTNMessageError as err:
             raise err

src/pyspartn/spartntypes_core.py

@@ -71,7 +71,7 @@
 
 # Datafields used in message definitions
 # key (IN, BM, EN): (type length in bits, resolution or n/a, description)
-# key (FL): (type, length in bits, resolution, range minimum, description)
+# key (FL): (type, length in bits, resolution, range minimum, [offset], description)
 SPARTN_DATA_FIELDS = {
     PRN: (PRN, 0, "n/a", "Satellite PRN"),
     "PhaseBias": (PBS, 0, "n/a", "Phase Bias"),
@@ -122,13 +122,13 @@
     "SF040I": (IN, 2, 1, "Ionoshere Poly/Grid block present indicator"),
     "SF041": (EN, 3, 1, "Troposphere equation type"),
     "SF042": (IN, 3, 1, "Troposphere quality"),
-    "SF043": (FL, 8, 0.004, -0.508, "Area average vertical hydrostatic delay"),
+    "SF043": (FL, 8, 0.004, -0.508, 2.3, "Area average vertical hydrostatic delay"),
     "SF044": (IN, 1, 1, "Troposphere polynomial coefficient size indicator"),
-    "SF045": (FL, 7, 0.004, -0.252, "Small troposphere coefficient T00"),
+    "SF045": (FL, 7, 0.004, -0.252, 0.252, "Small troposphere coefficient T00"),
     "SF046a": (FL, 7, 0.001, -0.063, "Small troposphere coefficient T01"),
     "SF046b": (FL, 7, 0.001, -0.063, "Small troposphere coefficient T10"),
     "SF047": (FL, 9, 0.0002, -0.051, "Small troposphere coefficient T11"),
-    "SF048": (FL, 9, 0.004, -1.02, "Large troposphere coefficient T00"),
+    "SF048": (FL, 9, 0.004, -1.02, 0.252, "Large troposphere coefficient T00"),
     "SF049a": (FL, 9, 0.001, -0.255, "Large troposphere coefficient T01"),
     "SF049b": (FL, 9, 0.001, -0.255, "Large troposphere coefficient T10"),
     "SF050": (FL, 11, 0.0002, -0.2046, "Large troposphere coefficient T11"),