ᏱᐂኳẼࡢᅜ㝿ືྥ
ሗ㏻ಙ◊✲ᶵᵓᏱᐂ⎔ቃࣥࣇ࢛࣐ࢸࢡࢫ◊✲ᐊ ▼ Ᏺ
ࡣࡌࡵ
ᏱᐂኳẼணሗࡣࡁࡃ㟁㞳ᅪほ ࣭ண ௦⾲ࡉࢀࡿ㡿ᇦணሗࠊኴ㝧࣭ኴ㝧㢼௦⾲
ࡉࢀࡿ⌫ணሗศࡅࡽࢀࡿࠋ࠸ࡎࢀࡢணሗࡘ࠸࡚ࡶࠊྛᅜࡢ㛵㐃ᶵ㛵ࡢሗඹ᭷࣭
ほ ༠ຊࡀྍḞ࡛࠶ࡾࠊྂࡃࡽᅜ㝿㐃ᦠࡀ㐍ࢇ࡛ࡁࡓศ㔝ࡢ୍ࡘゝ࠼ࡿࠋ
㏆ᖺࠊ≉2009ᖺࢆቃᅜ㐃ࢆ୰ᚰከࡃࡢᶵ㛵ࡀᏱᐂኳẼ㛵ࡍࡿ࣮࣡ࢡࢩࣙࢵࣉࢆ
❧ࡕୖࡆࠊ᪤ࡑࡢ୍㒊ࡣᐃᖖ⤌⧊Ⓨᒎࡋ࡚࠸ࡿࠋࡑࡢከࡃࡀẼ㇟ࡸᏱᐂ⏝㛵ࡍࡿ
⌧ᴗᶵ㛵࡛࠶ࡾࠊᏱᐂኳẼሗࡀᐇ⏝ᐤࡋ࡚࠸ࡿࡇࡢ୍ࡘࡢ⾲ࢀゝ࠼ࡿࠋࡑࢀ
ྠࠊ୍㒊ࡢศ㔝࡛ࡣᑟᶒத࠸ࡀ⇚Ⅿ࡞ࡗ࡚ࡁ࡚࠸ࡿ⌧≧ࡀ࠶ࡿࠋ
㯪᫂ᮇࡢᅜ㝿༠ຊ
ᏱᐂኳẼሗࡣᐇ⏝ศ㔝࡛ࡣࡲࡎ▷Ἴ㏻ಙࡢศ㔝࡛ᚲせࡉࢀࡓࡓࡵࠊᅜ㝿㟁Ẽ㏻ಙ㐃
ྜ↓⥺㏻ಙ㒊㛛㸦ITU-R㸧࡛ࡢ㆟ㄽࡀ┒ࢇ⾜ࢃࢀࡓࠋITUࡣ1865ᖺタ❧ࡉࢀࡓࠊୡ⏺
࡛ࡶࡗࡶྂࡃࡽ࠶ࡿᅜ㝿ᶵ㛵࡛࠶ࡾࠊࡑࡢṔྐࡣᅜ㝿㐃┕ࡼࡾࡶྂ࠸ࠋITU-R ࡛ࡣࠊ
ྛ࿘Ἴᩘࡢ㟁Ἴఏᦙࡸࡑࡢ⫼ᬒሗࡘ࠸࡚ࠊᐇィ ࢆࡶྛᅜࡀࣔࢹࣝࢆᥦࠊᇶᮏ
ⓗဨ୍⮴ࡼࡾ່࿌ࡋ࡚ᢎㄆࡉࢀࡿࣉࣟࢭࢫࡼࡿᶆ‽ࢆ⾜ࡗ࡚࠸ࡿࠋ
ࡇࡢάື࠾࠸࡚᪥ᮏࡣ⌧ᅾࠊ㛗ᇶ⥺࠾ࡅࡿ㛗Ἴࡢ㟁⏺ᙉᗘࣔࢹࣝࡢᥦࡸGNSS 㛵ࡍࡿࣇ࢛࣮࣐ࢵࢺࡢᥦࢆ⾜ࡗ࡚࠸ࡿࠋࡋࡋ࡞ࡀࡽ㏆ᖺࡣᦠᖏ㟁ヰ࡞ࡢ㟁Ἴఏᦙࡢ ᶆ‽ࡀὶ࡛࠶ࡾࠊᏱᐂኳẼ㛵㐃ࡢᥦࡣᑡ࡞ࡃ࡞ࡗ࡚࠸ࡿࡢࡀ⌧≧࡛࠶ࡿࠋ
ࡲࡓࠊᏱᐂኳẼணሗࡢࡓࡵࡢࣜࣝࢱ࣒ሗඹ᭷ࡋ࡚ࡣࠊᅜ㝿ᆅ⌫ᖺタ❧ࡉࢀࡓ ᅜ㝿⤌⧊ᅜ㝿࢘ࣝࢩࢢ࣒ࣛ
ୡ⏺᪥ᴗົ㸦IUWDS㸧ࡀ※
ὶゝ࠼ࡿࠋࡇࡢ᪥ᮏࢆ
ྵࡴ 7 ᅜࡢ㛫࡛ࢸࣞࢵࢡ ࢫࢆ⏝࠸ࡓ㐃⤡⥙ࢆᩚഛࡋࠊ 㟁Ἴ≧ែࡢࢀ㛵ࡍࡿ㆙
ሗᴗົࢆ㛤ጞࡋࠊࡑࡢᚋࡢᏱ ᐂኳẼணሗ⧅ࡀࡿࠋ⌧ᅾࡣ ᅜ 㝿 Ᏹ ᐂ ⎔ ቃ ࢧ ࣮ ࣅ ࢫ 㸦 International Space Weather Services; ISES㸧
ࡋ࡚16ᅜࡀຍ┕ࠊᏱᐂኳ Ẽሗࢆࣜࣝࢱ࣒࡛ඹ
Space Weather Workshop (NOAA)
European Space Weather Long-Term Sustainability WG㻌
2011~2014
ᅜෆ WG
ᅜ㝿Ᏹᐂ⎔ቃࢧ࣮ࣅࢫ 㸦ISES㸧 ᅜ㝿⛉Ꮫ
㆟
Asia-Oceania Space Weather Alliance (NICT) 2010㹼 ᅜ㝿㟁Ẽ㏻ಙ㐃ྜ㻌
↓⥺㏻ಙ㒊㛛
㟁Ἴఏᦙ(SG3)㻌
ISWI (International Space Weather Initiative) Ᏹᐂᖹ⏝ጤဨ㻌 WG
㸦UN/COPUOS㸧
ୡ⏺Ẽ㇟ᶵᵓ㻌 㸦WMO)
ICTSW (International Coordinate Team for Space Weather) 2009~
ᅜ㝿Ẹ㛫⯟✵ᶵ㛵 㸦ICAO)
IAVSWOPSG (International Airways Volcano Watch Operations Group) 2009~
ᅜ㐃㻌
㻯㻳㻹㻿㻌 Space Weather WG㻌
ᏱᐂኳẼ㛵㐃ࡢᅜ㝿ᶵ㛵
第１１回 「宇宙環境シンポジウム」講演論文集 25
This document is provided by JAXA.
᭷ࡍࡿࠊࣔࢹ࣭ࣝほ ᡭἲ࡞ࡢሗࢆ⾜ࡗ࡚࠸ࡿࠋ
άⓎࡍࡿᅜ㐃ࡢάື
2009ᖺ㡭ࢆቃࠊᅜ㐃ࡢ」ᩘࡢᶵ㛵࡛ᏱᐂኳẼ㛵ࡍࡿ㆟ㄽࡀࡰྠ┒ࢇ࡞ࡾࠊ
࣮࣡࢟ࣥࢢࢢ࣮ࣝࣉࡢタ❧ࡀ┦ḟ࠸ࡔࠋ
ୡ⏺Ẽ㇟ᶵ㛵㸦World Meteorological Organization; WMO㸧ࡣ2009ᖺᏱᐂኳẼࣉࣟ
ࢢ࣒ࣛ㛫ㄪᩚࢳ࣮࣒㸦Inter-programme Coordination Team of Space Weather; ICTSW㸧
ࢆタ❧ࠊᖺ 1 ᅇࡢྜࡢ᭶୍ᅇࡢࢸࣞࢥࣥࢆ㛤ദࡍࡿ࡞㠀ᖖάⓎ࡞άືࢆᒎ㛤ࡋ
࡚࠸ࡿࠋICTSWࡣ2015ᖺࡽࡢ4ᖺィ⏬ࢆ⌧ᅾ᳨ウࡋ࡚࠾ࡾࠊࡑࡢ୰࡛ࡣ⤌⧊ࡢᐃᖖ
ࡀᥦࡉࢀ࡚࠸ࡿࠋࡲࡓࠊICTSWࡣᚋ㏙ࡍࡿICAOࡢሗධຊࡢᑓ㛛⤌⧊ࡋ࡚㔜せ
࡞ᙺࢆᯝࡓࡋ࡚࠸ࡿࠋ
ICAO㸦International Civil Aviation Organization: ᅜ㝿Ẹ㛫⯟✵ᶵ㛵㸧࡛ࡣࠊ⯟✵㐠⏝
࠾ࡅࡿᏱᐂኳẼሗ⏝ࡢ⩏ົࢆ᳨ウࡋ࡚࠾ࡾࠊ⌧ᅾࠊẼ㇟ሗࢆつᐃࡍࡿ➨ 3 ᒓ
᭩ࡢᨵゞࢆ᳨ウࡋ࡚࠸ࡿࠋࡇࡢⓎຠࡣᡃࡀᅜࢆྵࡴᅜෆἲࡢᨵゞࢆ㏻ࡌ࡚ࠊຍ┕ᅜࡍ࡚
࡛ᏱᐂኳẼሗࢆ⏝ࡍࡿ⩏ົࡀⓎ⏕ࡍࡿࡇ࡞ࡿࠋ2014 ᖺ 7 ᭶ࣔࣥࢺ࣮ࣜ࢜ࣝࡢ ICAO ᮏ㒊࡛㛤ദࡉࢀࡓ ICAO/Met ྜ࠾࠸࡚ᮏ௳ࡀ㆟ㄽࡉࢀࡓࡀᑂ㆟༑ศࡼࡾᢎ ㄆࡲ࡛ࡣ⮳ࡽ࡞ࡗࡓࠋᚋ3ᖺ⛬ᗘࡢᮇ㛫࡛ᢎㄆྥࡅࡓㄪᩚࡀ⾜ࢃࢀࡿぢ㎸ࡳ࡛࠶ࡿࠋ ࡶ࠺୍ࡘࡢᅜ㐃࠾ࡅࡿάືࡋ࡚ࡣࠊᏱᐂᖹ⏝ጤဨ㸦Committee of Peaceful Utility of Space; COPUOS㸧ࡀᣲࡆࡽࢀࡿࠋࡇࡇ࡛ࡣ2009ᖺᅜ㝿ᏱᐂኳẼࢽࢩࣕࢸ
ࣈ㸦International Space Weather Initiative; ISWI㸧ࡀタ❧ࡉࢀ㆟ㄽࢆ㛤ጞࠊ2011ᖺࡣ Long-term sustainability WG ⛣ ⾜ ࡋ㆟ ㄽࢆ ⥅ ⥆ࠊ ࠸ࢃ ࡺ ࡿᏱ ᐂ≧ ἣ ㄆ㆑ 㸦Space Situation Awareness; SSA㸧ࡶ㛵㐃ࡍࡿࠊ⾨ᫍ㌶㐨ୖࡢᏳᚰ࣭Ᏻ⏝ࡢ୍ࡘࡋ࡚ࢹ
ࣈࣜ➼୪ࡧᏱᐂኳẼ㛵ࡍࡿ㆟ㄽࡀ⾜ࢃࢀ࡚࠸ࡿࠋ
ࡲࡓࠊᅜ㐃ࡣูࡢ⤌⧊ࡋ࡚Ẽ㇟⾨ᫍࡢࢥࣥࢯ࣮ࢩ࣒࡛࠶ࡿẼ㇟⾨ᫍㄪᩚ㆟
(Coordination Group of Meteorological satellite; CGMS) ࡛ࡶࠊ2013ᖺࡢࡘࡃࡤྜ࡛
space weather ad hoc WGࡀ❧ࡕୖࡆࡽࢀࠊ᳨ウࡀ㛤ጞࡉࢀࡓࠋࡇࡇ࡛ࡣᏱᐂኳẼࡢẼ㇟
⾨ᫍࡢᙳ㡪࠾ࡼࡧࠊẼ㇟⾨ᫍࢆ⏝࠸ࡓᏱᐂኳẼࡢࣔࢽࢱࣜࣥࢢࡀ㆟ㄽࡉࢀ࡚࠸ࡿࠋࡇࡢ ᡂᯝࡢ୍ࡘࡋ࡚ࠊࡦࡲࢃࡾ 8 ྕ࠾ࡼࡧ 9 ྕᦚ㍕ࡉࢀ࡚࠸ࡿᏱᐂ⎔ቃࢹ࣮ࢱྲྀᚓ⨨
㸦SEDA㸧ࡢᏱᐂኳẼணሗࡢ⏝ࡀ⌧ᅾ㐍ࡵࡽࢀ࡚࠸ࡿࠋ
ࡲࡵ
ᏱᐂኳẼࡢᐇ⏝ࡀྛ᪉㠃࡛ලయⓗ᫂☜࡞ࡗ࡚ࡁࡓࡇࢆཷࡅࠊᏱᐂኳẼࡘ࠸࡚
Ꮫ⾡ᶵ㛵࡛ࡢ᳨ウࡽ⌧ᴗᶵ㛵࡛ࡢ࣮ࣝࣝ⛣⾜ࡋ࡚࠸ࡿࡢࡀ⌧ᅾࡢ≧ἣᛮࢃࢀࡿࠋ Ẽ㇟ሗྠᵝࠊᐇ♫࡛⏝ࡉࢀࡿࡇࡀᏱᐂኳẼࡢᮏ㉁࡛࠶ࡿࡇࡽࡇࡢὶࢀࡣ࠶
ࡿࡁጼ㏆࡙࠸࡚࠸ࡿ࠸࠼ࡿࡀࠊࡑࡢ࣮ࣝࣝసࡾࡣᐇ⏝క࠺ูࡢຊᏛࡀാࡃࡇ
ࡶ࠶ࡿࡢ࡛ࠊໃࢆṇࡋࡃᢕᥱࡋࠊᢏ⾡ⓗ࡞⫼ᬒࡽࡢᥦࢆⓗ☜⾜࠺ᚲせࡀ࠶ࡿࠋ
宇宙航空研究開発機構特別資料 JAXA-SP-14-012
26
This document is provided by JAXA.
