อภิธานศัพท์ฟิสิกส์ (อวกาศ)
Completion requirements
อภิธานศัพท์ฟิสิกส์ (อวกาศ)
เลือกดูโดยใช้ดัชนีคำศัพท์
พิเศษ | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ก | ข | ค | ฆ | ง | จ | ฉ | ช | ซ | ฌ | ญ | ฎ | ฏ | ฐ | ฑ | ฒ | ณ | ด | ต | ถ | ท | ธ | น | บ | ป | ผ | ฝ | พ | ฟ | ภ | ม | ย | ร | ล | ว | ศ | ษ | ส | ห | ฬ | อ | ฮ | ทั้งหมด
H |
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H-component of the Geomagnetic Field See GEOMAGNETIC ELEMENTS.
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HIGH ENERGY EVENT Flares (class two or more) with outstanding Centimetric
Bursts and SID. High Energy Protons are reported at the Earth in
case of most of these events occurring on the western part of solar
disk. (Class X flares)
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HIGH FREQUENCY (HF) That portion of the radio frequency spectrum between
between 3 and 30 MHz.
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HIGH LATITUDES With specific reference to zones of geomagnetic activity,
"high latitudes" refers to 50o to 80o geomagnetic.
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HIGH-SPEED STREAM A feature of the SOLAR WIND having velocities that are
about double average solar wind values.
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HOMOLOGOUS FLARES Solar flares that occur repetitively in the same
ACTIVE REGION, with essentially the same position and with a common
pattern of development.
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HYDER FLARE A FILAMENT-associated TWO-RIBBON FLARE, often occurring in
spotless regions. The flare presumably results from the impact
on the CHROMOSPHERE of infalling FILAMENT material.
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