Tools

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DOY Calendar

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The day of year (DOY) is the sequential day number starting with day 1 on January 1st

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DOY: 273
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Sky noise

Sky brightness at 50 MHz, useful for antenna calibrations and measure radar's sensitivity.

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Over JRO

Main antenna radiation pattern for several experiments.

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PATTERN ANTENNA CUTS
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Kp Index

The K-index, are used to characterize the magnitude of geomagnetic storms. Kp is an excellent indicator of disturbances in the Earth's magnetic field (NOAA/SWPC).

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MUF Index

The value of MUF is diferent in various milestones of the country.

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Using IRI 2016 version

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