LAT Flare Example

gcn/notices/core/Statistics.example.json

@@ -1,6 +1,8 @@
 {
   "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Statistics.schema.json",
   "far": 0.001,
+  "net_count_rate": 2000,
+  "background_count_rate": 250,
   "rate_snr": 5.2,
   "rate_duration": 10,
   "rate_energy_range": [100, 1000],

gcn/notices/core/Statistics.schema.json

@@ -9,6 +9,14 @@
       "type": "number",
       "description": "False alarm rate: the rate of occurrence of non-astrophysical events that are of the same intensity or significance as the current event [Hz]"
     },
+    "net_count_rate": {
+      "type": "number",
+      "description": "Net count rate of the transient above the background [counts/s]"
+    },
+    "backgound_count_rate": {
+      "type": "number",
+      "description": "Mean count per second of the background for the transient [counts/s]"
+    },
     "rate_snr": {
       "type": "number",
       "description": "Rate signal to noise ratio [dimensionless]"

gcn/notices/fermi/lat/flare.alert.example.json

@@ -0,0 +1,29 @@
+{
+  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/fermi/lat/flare.alert.schema.json",
+  "alert_datetime": "2024-06-02T00:05:00.00Z",
+  "alert_tense": "current",
+  "alert_type": "initial",
+  "mission": "Fermi",
+  "instrument": "LAT",
+  "record_number": 1,
+  "trigger_time": "2024-06-01T00:00:00.0Z",
+  "observation_start": "2024-06-01T00:00:00.0Z",
+  "observation_stop": "2024-06-01T12:00:00.0Z",
+  "event_name": ["FSRQ OP 313"],
+  "id": ["240601000"],
+  "ra": 232.0,
+  "dec": -53.1,
+  "ra_dec_error": 10,
+  "containment_probability": 0.9,
+  "systematic_included": false,
+  "healpix_url": "https://heasarc.gsfc.nasa.gov/lat/trigger/240601000/current/240601000_locmap.fits",
+  "redshift": 0.6,
+  "flux": 3.1e-6,
+  "flux_error": 0.4e-6,
+  "flux_date": "2014-02-19",
+  "flux_factor": 24,
+  "alpha": 1.8,
+  "alpha_error": 0.1,
+  "alpha_4FGL": 2.34,
+  "alpha_error_4FGL": 0.02
+}

gcn/notices/fermi/lat/flare.alert.schema.json

@@ -0,0 +1,56 @@
+{
+  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/fermi/lat/flare.alert.schema.json",
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "title": "Alert",
+  "description": "BurstCube Trigger Alert",
+  "type": "object",
+  "allOf": [
+    {
+      "$ref": "../../core/Alert.schema.json"
+    },
+    {
+      "$ref": "../../core/Reporter.schema.json"
+    },
+    {
+      "$ref": "../../core/DateTime.schema.json"
+    },
+    {
+      "$ref": "../../core/Event.schema.json"
+    },
+    {
+      "$ref": "../../core/Localization.schema.json"
+    },
+    {
+      "$ref": "../../core/Redshift.schema.json"
+    },
+    { "$ref": "../../core/spectral/models/PowerLaw.schema.json" }
+  ],
+  "properties": {
+    "$schema": true,
+
+    "flux": {
+      "type": "number",
+      "description": "Daily averaged gamma-ray flux [ph/cm2/s]"
+    },
+    "flux_date": {
+      "type": "string",
+      "description": "Date of the observed average gamma-ray flux in the format [YYYY-MM-DD]"
+    },
+    "flux_increase": {
+      "type": "number",
+      "description": "Factor by which the flux has increased with respect to the average flux in the fourth Fermi-LAT catalog (4FGL)"
+    },
+    "flux_date": {
+      "type": "string",
+      "description": "Date of the observed average gamma-ray flux in the format [YYYY-MM-DD]"
+    },
+    "alpha_4FGL": {
+      "type": "number",
+      "description": "Photon index value from the 4FGL catalog"
+    },
+    "alpha_error_4FGL": {
+      "type": "number",
+      "description": "1-sigma uncertainty of alpha_4FGL"
+    }
+  }
+}