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Глобальный индекс рисков (Global Risks Index)
The Global Risks Index · GRX-IDX-SPC · HTE Hazard and threat exposure

Индекс подверженности космической погоде

0–10 index of space-weather exposure as the product of the space-weather hazard and space-service dependence sub-indices; mostly modelled and expert inputs, so its grade is capped.

Page GRX-IDX-SPCEdition Baseline Edition 2026Evidence close 2026-09-30Indicator Standard IDX.SPC.weather.space_weather_exposureValues not yet publishedMethod v1.0.0-draft
FIG 1 · Method card
Aggregation

product

equal weights · floor 0.1 where geometric

Неопределённость

1,000 draws

normalisation, weights, aggregation

Структура

2 components

6 leaf indicators

Охват

67% minimum

modelled share ≤ 20%

From the Indicator Standard definition of this index.
6
leaf indicators
2
components
1,000
Monte Carlo draws
5
series read it
01Строительство

From indicators to the composite

A first-order view of where severe space weather would disrupt the most; a screening measure pending observed impact data.

computation
How Space-weather exposure is computed
Graph11 nodes
Граф
01Индикаторы
02Sub-indices
03Domain index
04Опора
05Совокупный
100%
Указатель
  1. Амплитуда геоэлектрического поля при периоде повторяемости 100 лет
    Indicator · IND · V/km
    Modelled peak horizontal geoelectric field at the surface for a 1-in-100-year geomagnetic storm, combining geomagnetic latitude, storm-time magnetic field variation and regional ground conductivity, in volts per kilometre.
  2. Severe geomagnetic storm days per year
    Indicator · IND · d/a
    Average annual number of days on which planetary geomagnetic activity reaches NOAA G4 (severe) or G5 (extreme), that is Kp of 8- or more, averaged over the latest two full solar cycles.
  3. Strong solar radiation storm days per year
    Indicator · IND · d/a
    Average annual number of days with energetic proton flux at NOAA S3 (strong) or above, averaged over the latest two full solar cycles.
  4. ВВП в видах деятельности, зависящих от ГНСС, доля
    Indicator · IND · %
    Share of GDP generated by activities that cannot operate normally without satellite positioning, navigation or timing (logistics, aviation, maritime, precision agriculture, telecom and financial timing), from a dependence mapping of sector value added; target-only, model-based.
  5. Критически важные услуги, зависящие от спутников без резерва, доля
    Indicator · IND · %
    Share of assessed critical service functions (communications to remote areas, broadcast, maritime and aviation safety, Earth observation for warning, timing) that rely on satellite links without a tested terrestrial fallback; expert-assessed.
  6. Высоковольтные сети в зонах высокой геоэлектрической опасности, доля
    Indicator · IND · %
    Share of transmission line length at 220 kV or above lying where the 100-year geoelectric field exceeds 2 V/km; modelled from grid topology and geoelectric hazard maps.
  7. Space-weather hazard sub-index
    Sub-index · SUB · w 1 · 50.0%
    Composite of the local 100-year geoelectric field with the global frequency of severe geomagnetic and strong radiation storms.
  8. Space-service dependence sub-index
    Sub-index · SUB · w 1 · 50.0%
    Composite of GNSS-dependent GDP share, satellite-reliant critical services without backup and high-voltage grid in high geoelectric hazard zones.
  9. Индекс подверженности космической погоде
    Domain index · IDX · product
    0–10 index of space-weather exposure as the product of the space-weather hazard and space-service dependence sub-indices; mostly modelled and expert inputs, so its grade is capped.
  10. Подверженность угрозам
    Pillar · PILLAR · 5 indices
    What can strike, how often, how hard and who and what stands in its way?
  11. NXS-GRX (canonical data, provenance and risk) Composite Risk
    Composite · COMPOSITE · four pillars
    Composite = (HTE × VUL × MSF × LCC)^(1/4), each pillar on 0–10 floored at 0.1; pillar = expert-weighted geometric mean of its domain indices
Не запускалсяВыполняетсяГотово
FIG 2. 6 indicators, 2 components, real Indicator Standard weights (the bar under each node is its share). Select a node to trace what it feeds and what feeds it; Simulate run plays the computation in order. Schematic of the construction; source: Indicator Standard composite definitions.
02Симулятор

Run this index’s own aggregation

Set each component, change the aggregation or the weight uncertainty, and watch the interval, the class probability and each component’s contribution respond.

FIG 3 · Simulator: aggregate space-weather exposure on your numbers
Components (0 to 10)
3.0
5.0
25
1
–
работает в вашем браузере
Contribution of each component (leave one out)
Simulator: the index’s published aggregation run on numbers you set, with 1,000 draws over weights and aggregation. The slider positions are starting points for the explainer, not NXS-GRX values. Simulated on your own inputs; not a measured result.
03Метод

Treatment, normalisation, weighting, aggregation, uncertainty

Treatment
WINSORISE
Outlier rule
|skew| > 2, kurtosis > 3.5
Normalisation
min–max rescaling
Imputation
NONE
Coverage minimum
67% of components
Modelled share cap
20% of weight
Weighting
equal
Aggregation
product
Scale
0 to 10
Неопределённость
1,000 Monte Carlo runs over normalisation, weights, aggregation
Framework basis
IPCC AR6 risk framing (hazard x exposure); NOAA SWPC space weather scales; Hazard Standard space domain
Очень низкийот 0.0 до < 2.0
Низкийот 2.0 до < 3.5
Среднийот 3.5 до < 5.0
Высокийот 5.0 до < 6.5
Очень высокийот 6.5 до 10.0
04Components

2 components, 6 indicators

Space-weather hazard sub-index w 1

Composite of the local 100-year geoelectric field with the global frequency of severe geomagnetic and strong radiation storms.

ИндикаторЕдиницаДоказательная базаИсточникиДоля
Амплитуда геоэлектрического поля при периоде повторяемости 100 летIND.SPC.weather.geoelectric_field_rp100V/kmClass Dusgs-geoelectric-hazard, bgs-geoelectric-models, nexus-gic-model50.0%
Severe geomagnetic storm days per yearIND.SPC.weather.severe_geomagnetic_storm_daysd/aClass Agfz-kp-index, noaa-swpc25.0%
Strong solar radiation storm days per yearIND.SPC.weather.radiation_storm_daysd/aClass Anoaa-swpc, goes-energetic-particles25.0%

Space-service dependence sub-index w 1

Composite of GNSS-dependent GDP share, satellite-reliant critical services without backup and high-voltage grid in high geoelectric hazard zones.

ИндикаторЕдиницаДоказательная базаИсточникиДоля
ВВП в видах деятельности, зависящих от ГНСС, доляIND.SPC.dependence.gnss_dependent_gdp.share%Class Enexus-gnss-dependence-model, national-accounts-value-added, euspa-market-report33.3%
Критически важные услуги, зависящие от спутников без резерва, доляIND.SPC.dependence.satellite_service_exposure.share%Class Enexus-expert-assessment, itu-space-services-filings33.3%
Высоковольтные сети в зонах высокой геоэлектрической опасности, доляIND.SPC.dependence.grid_gic_exposure.share%Class Dosm-power-grid, derived:nis:IND.SPC.weather.geoelectric_field_rp10033.3%
05Домен

Space environment

Space weather and the exposure of space-dependent services.

Sub-domainИндикаторы
Космическая погода3
Space-service dependence3

Anchor frameworks (pillar structure and definitions only): Hazard Standard space domain; NOAA SWPC scales.

06Индикаторы

All 6 space environment indicators

FIG 4 · Indicators in scope, by domain and sub-domain
SPC · 6
Area is the number of indicator definitions; colour is the pillar the domain feeds (Macroeconomy and Space feed through their indices). Select a block to filter the table. Source: Indicator Standard Nexus Indicator Standard register.
ИндикаторДоменSub-domainКомпонентЕдиницаУровниCrosswalks
Severe geomagnetic storm days per yearIND.SPC.weather.severe_geomagnetic_storm_daysSPCКосмическая погодаhazardd/aGLOBALUNDRR_HIPS_2025 ET0101 EMDAT nat-ext-spa-geo
Амплитуда геоэлектрического поля при периоде повторяемости 100 летIND.SPC.weather.geoelectric_field_rp100SPCКосмическая погодаhazardV/kmCOUNTRY, ADM1, GRID
Strong solar radiation storm days per yearIND.SPC.weather.radiation_storm_daysSPCКосмическая погодаhazardd/aGLOBALUNDRR_HIPS_2025 ET0104 EMDAT nat-ext-spa-ene
ВВП в видах деятельности, зависящих от ГНСС, доляIND.SPC.dependence.gnss_dependent_gdp.shareSPCSpace-service dependenceподверженность%COUNTRY, PORTFOLIOUNDRR_HIPS_2025 ET0102
Критически важные услуги, зависящие от спутников без резерва, доляIND.SPC.dependence.satellite_service_exposure.shareSPCSpace-service dependencevulnerability%COUNTRY
Высоковольтные сети в зонах высокой геоэлектрической опасности, доляIND.SPC.dependence.grid_gic_exposure.shareSPCSpace-service dependenceподверженность%COUNTRY, ADM1
07Котировка

Space-weather exposure index, world

The world reading of this index, every country as a tile and the largest movements since the previous edition.

NXS-GRX · SPC · 195 profiles · 0–10 scale
Space-weather exposure index, world
–
Значения публикуются с выпуском; здесь появятся интервал, класс и изменение.
Предыдущий выпуск
–
Range since 2016
–
Совокупный показатель с учётом взаимосвязей
–
Показатель взаимосвязанности S
–
Pulse, последняя неделя
–
Outlook, 12 months
–
Метод
Indicator Standard 1.0 · NXS-GRX 2026
Выборки
1,000
Space-weather exposure index, world, by edition

Опубликованных значений пока нет. Первый выпуск отобразит здесь историю с интервальной полосой и границами классов.

The line is the point value by edition; the band is the 90% interval; dashed lines are the class bounds at 2, 3.5, 5 and 6.5.
Изменений пока нет. Начиная со второго выпуска здесь будут перечисляться изменения по сравнению с предыдущим выпуском вместе с показателями, которые их обусловили.
08Значения

Country values

FIG 5 · Space-weather exposure index: countries (values when released)
Загрузка карты
АндорраАнтигуа и БарбудаБахрейнБарбадосКоморские ОстроваКабо-ВердеДоминикаМикронезия (Федеративные Штаты)ГренадаКирибатиСент-Китс и НевисСент-ЛюсияЛихтенштейнМонакоМальдивские ОстроваМаршалловы ОстроваМальтаМаврикийНауруПалауСингапурСан-МариноСан-Томе и ПринсипиСейшельские ОстроваТонгаТувалуСвятой ПрестолСент-Винсент и ГренадиныСамоа
Equal Earth · Natural Earth 1:110mValues when released
Until the first edition is released the map shows UN M49 regions or the Nexus Reports edition; it then shows this index’s classes with each country’s interval on hover. Countries are listed by name, never ordered by value.
Тайлы
/api/v1/public/grix/risk-products/tiles/spc/{z}/{x}/{y}.mvt
Ключ наблюдения
nis:IDX.SPC.weather.space_weather_exposure:{ISO3}:{YEAR}:A
10Validity

Crosswalks and validity checks

Crosswalks map leaf indicators to source code lists; established indices are used for validity checks, never re-weighted as inputs.

Code systemLeaf indicators mapped
UNDRR_HIPS_20253
EMDAT2
11По всему Nexus

Platforms, standards and ways to take part

Field and service platforms of GCRI, GRF and GRA, the Nexus Risk Standards for this domain, learning, working groups and open calls. Every link is a live page.

12Цитирование

Цитирование и повторное использование

GCRI Canada (2026). The Global Risks Index (NXS-GRX): Space-weather exposure index (GRX-IDX-SPC), Baseline Edition 2026. Preparatory working draft. https://risksindex.com/indices/space-weather-exposure/ UNI NXS-GRX-AR-000129.

See this index in every country profile

Each profile shows this index with its interval and class once released.