:Data_list: RTST-today.txt
:Created: 2026 Jun 07 1445 UTC
# Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center.
# Please send comments and suggestions to swpc.webmaster@noaa.gov
#
# Label: Hap = 3 hour Planetary A Geomagnetic index updated hourly.
# Label: int.ap = Integral of Planetary Ap Geomagnetic index over the previous 33 values
# Label: +70 = Correction factor at 70N Geomagnetic latitude
# Label: +50 = Correction factor at 50N Geomagnetic latitude
# Label: +30 = Correction factor at 30N Geomagnetic latitude
# Label: -30 = Correction factor at 30S Geomagnetic latitude
# Label: -50 = Correction factor at 50S Geomagnetic latitude
# Label: -70 = Correction factor at 70S Geomagnetic latitude
# Source: Hap is from USAF Hourly Magnetometer Analysis Report
# Missing Data: linearly interpolated: 0 = not interpolated
#
#    STORM Time Empirical Ionospheric Correction Model
#
# UTC  Hap int.ap  +70  +50  +30  -30  -50  -70  interpolated
#------------------------------------------------------------
   0    9  432.4  0.95 0.96 0.97 1.05 1.03 1.01       1
   1   10  405.0  0.96 0.97 0.97 1.05 1.04 1.02       1
   2   11  341.4  0.97 0.98 0.99 1.04 1.04 1.04       0
   3   12  351.0  0.97 0.98 0.98 1.04 1.04 1.03       1
   4   10  326.3  0.98 0.99 0.99 1.04 1.04 1.04       1
   5    8  275.2  0.99 1.00 1.00 1.03 1.04 1.04       0
   6    7  280.0  0.99 1.00 1.00 1.03 1.04 1.04       1