Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2017 August 31 Explanation: Swinging around the lunar nearside on August 21, the Lunar Reconnaissance Orbiter turned to look back on a bright, Full Earth. As anticipated its Narrow Angle Camera scann
spaceと気象に関するaurora_lummoxのブックマーク (5)
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aurora_lummox 2017/10/08
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Real-time (Quicklook) Dst Index Monthly Plot and Table
(The data for this month in the wdc-like format is here.) WDC for Geomagnetism, Kyoto Hourly Equatorial Dst Values (REAL-TIME) DECEMBER 2024 unit=nT UT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 DAY 1 12 12 16 14 14 19 21 16 3 8 11 9 5 1 4 6 9 13 14 9 7 10 8 10 2 10 6 5 4 2 1 2 4 4 6 6 7 10 11 12 9 8 8 12 13 5 9 10 11 3 -2 -4 3 10 5 -4 -7 -7 -8 -8 -7 -9 -4 -1 -1 2 3 4 -14 -20 -
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