Hourly STD Solar and Geophysical Report


Valid for 2338Z, 2014/04/20

This information is updated every 30-minutes and is valid
for the periods 00-03, 03-06, ..., 21-24 UTC.

Boulder K-Indices for the Current UTC Day: 3213 443*
Planetary K-Indices for the Current UTC Day: 3213 544*

An asterisk (*) denotes unavailable or missing data.

Running Estimated 24-Hour Planetary A-Index: 19 (UNSETTLED)

Boulder K-Indices for the Last UTC Day: 3433 3321
Planetary K-Indices for the Last UTC Day: 4433 2332

Yesterday's Boulder A-Index: 14
Yesterday's Planetary A-Index: 15

Current 10.7 cm solar radio flux: 163 sfu.

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