Add start/end times to SJG/SJT, stash old metadata

geomagio/Metadata.py

@@ -547,7 +547,7 @@ _INSTRUMENT_METADATA = [
     {
         "network": "NT",
         "station": "SJG",
-        "start_time": None,
+        "start_time": "2023-08-18T19:02:34.000Z",
         "end_time": None,
         "instrument": {
             "type": "FGE",
@@ -579,7 +579,7 @@ _INSTRUMENT_METADATA = [
     {
         "network": "NT",
         "station": "SJT",
-        "start_time": None,
+        "start_time": "2023-08-18T19:02:34.000Z",
         "end_time": None,
         "instrument": {
             "type": "Narod",
@@ -711,4 +711,82 @@ _INSTRUMENT_METADATA = [
     #         },
     #     },
     # },
+    # {
+    #     "network": "NT",
+    #     "station": "SJT",
+    #     "start_time": None,
+    #     "end_time": "2023-08-18T19:02:34.000Z",
+    #     "instrument": {
+    #         "type": "FGE",
+    #         "channels": {
+    #             # each channel maps to a list of components to calculate nT
+    #             # TODO: calculate these lists based on "FGE" type
+    #             "U": [{"channel": "U_Volt", "offset": 27047, "scale": 313.2034}],
+    #             "V": [{"channel": "V_Volt", "offset": 0, "scale": 312.2797}],
+    #             "W": [{"channel": "W_Volt", "offset": 24288, "scale": 311.9576}],
+    #         },
+    #         # this info should get updated when available
+    #         "electronics": {
+    #             "serial": "E0543",
+    #             # these scale values are calculated manually
+    #             "x-scale": 313.2034,  # nT/V
+    #             "y-scale": 312.2797,  # nT/V
+    #             "z-scale": 311.9576,  # nT/V
+    #             "temperature-scale": 0.01,  # V/K
+    #         },
+    #         "sensor": {
+    #             "serial": "S0419",
+    #             # these constants combine with instrument setting for offset
+    #             "x-constant": 36958,  # nT/mA
+    #             "y-constant": 36849,  # nT/mA
+    #             "z-constant": 36811,  # nT/mA
+    #         },
+    #     },
+    # },
+    # {
+    #     "network": "NT",
+    #     "station": "SJG",
+    #     "start_time": None,
+    #     "end_time": "2023-08-18T19:02:34.000Z",
+    #     "instrument": {
+    #         "type": "Narod",
+    #         "channels": {
+    #             "U": [
+    #                 {"channel": "U_Volt", "offset": 0, "scale": 100},
+    #                 {"channel": "U_Bin", "offset": 0, "scale": 500},
+    #             ],
+    #             "V": [
+    #                 {"channel": "V_Volt", "offset": 0, "scale": 100},
+    #                 {"channel": "V_Bin", "offset": 0, "scale": 500},
+    #             ],
+    #             "W": [
+    #                 {"channel": "W_Volt", "offset": 0, "scale": 100},
+    #                 {"channel": "W_Bin", "offset": 0, "scale": 500},
+    #             ],
+    #         },
+    #     },
+    # },
+    # {
+    #     "network": "NT",
+    #     "station": "FRD",
+    #     "start_time": None,
+    #     "end_time": None,
+    #     "instrument": {
+    #         "type": "Narod",
+    #         "channels": {
+    #             "U": [
+    #                 {"channel": "U_Volt", "offset": 0, "scale": 100},
+    #                 {"channel": "U_Bin", "offset": 0, "scale": 500},
+    #             ],
+    #             "V": [
+    #                 {"channel": "V_Volt", "offset": 0, "scale": 100},
+    #                 {"channel": "V_Bin", "offset": 0, "scale": 500},
+    #             ],
+    #             "W": [
+    #                 {"channel": "W_Volt", "offset": 0, "scale": 100},
+    #                 {"channel": "W_Bin", "offset": 0, "scale": 500},
+    #             ],
+    #         },
+    #     },
+    # },
 ]