This schema makes use of advanced keywords that prevents us from rendering pretty documentation for it. Showing the full schema as a fallback for now!
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://schemas.intelligence.ai/nasa/gcn/v4.1.0/notices/icecube/lvk_nu_track_search.schema.json",
"title": "IceCube LVK Alert Nu Track Search",
"description": "IceCube LVK Coincident Neutrino Track Search",
"type": "object",
"allOf": [
{
"description": "Alert information (alert_datetime and alert_type) from LVK alert notices",
"$ref": "../core/Alert.schema.json"
},
{
"description": "ID (ref_ID) of LVK alert notice",
"$ref": "../core/FollowUp.schema.json"
},
{
"$ref": "../core/AdditionalInfo.schema.json"
},
{
"description": "Record/Sequence number of LVK alerts",
"$ref": "../core/Reporter.schema.json"
},
{
"$ref": "../core/DateTime.schema.json"
}
],
"properties": {
"coincident_events": {
"description": "An array of summary of information for each coincident neutrino track event",
"type": "array",
"items": {
"$ref": "#/$defs/coincevent"
}
},
"most_probable_direction": {
"description": "Most likely source direction based on all coincident events and GW localizations",
"$ref": "../core/Localization.schema.json"
},
"n_events_coincident": {
"description": "Number of IceCube events in spatial and temporal coincidence with the GW map",
"type": "number"
},
"neutrino_flux_sensitivity_range": {
"description": "Time integrated flux sensitivity ranges assuming an E^-2 spectrum (E^2 dN/dE) within the GW map localization",
"$ref": "#/$defs/fluxlimits"
},
"pval_bayesian": {
"description": "P-value from LLAMA Bayesian search; consistency with background expectations [0-1]",
"type": [
"number",
"null"
]
},
"pval_generic": {
"description": "P-value from generic transient search; consistency with background expectations [0-1]",
"type": [
"number",
"null"
]
}
},
"$defs": {
"coincevent": {
"type": "object",
"allOf": [
{
"$ref": "../core/Localization.schema.json"
}
],
"properties": {
"event_dt": {
"description": "Time difference between LVK alert time and neutrino candidate [sec]",
"type": "number"
},
"event_pval_bayesian": {
"description": "Per-event P-value from LLAMA Bayesian search; consistency with background expectations [0-1]",
"type": [
"number",
"null"
]
},
"event_pval_generic": {
"description": "Per-event P-value from generic transient search; consistency with background expectations [0-1]",
"type": [
"number",
"null"
]
}
}
},
"fluxlimits": {
"type": "object",
"properties": {
"flux_sensitivity": {
"description": "Time integrated flux sensitivity range (min, max) [GeV cm^-2] assuming an E^-2 spectrum (E^2 dN/dE) found within the 90% region of GW map localization",
"type": "array",
"items": {
"type": "number"
}
},
"sensitive_energy_range": {
"description": "Energy sensitivity range (lower, upper) [GeV] assuming an E^-2 spectrum (E^2 dN/dE)",
"type": "array",
"items": {
"type": "number"
}
}
}
}
}
}