AR.5002.44 Confidence: 20% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, F2 cusps do not match, Unidentified traces above foF2, Trace overlaps while constructing baseline Dr. Mangalathayil Ali Abdu INPE, Division of Aeronomy

Av dos Astronautas, 1.758 Jd. Granja - CEP: 12227-010 Sao Jose dos Campos - SP Brasil

maabdu@dae.inpe.br 2026.02.21 (052) 00:40:00 FF202605202210040009039031101000005018000000001107501000080502560000000040000 4.45 4.5 4.55 4.6 4.65 4.7 4.75 4.8 4.85 4.9 4.95 5.0 5.05 5.1 5.15 5.2 5.25 5.3 5.35 5.4 5.45 5.5 5.55 5.6 5.65 5.7 5.75 5.8 5.85 5.9 5.95 6.0 6.05 6.1 6.15 6.2 6.25 6.3 6.35 6.4 6.45 6.5 6.55 6.6 6.65 6.7 6.75 6.8 6.85 6.9 6.95 7.0 7.05 7.1 7.15 7.2 7.25 7.3 7.35 7.4 7.45 7.5 7.55 7.6 7.65 7.7 7.75 7.8 7.85 7.9 7.95 8.0 8.05 8.1 265.000 275.000 280.000 285.500 291.000 296.500 302.000 307.500 313.000 318.500 324.000 329.500 335.000 331.250 327.500 323.750 320.000 315.000 310.000 310.000 305.556 301.111 296.667 292.222 287.778 283.333 278.889 274.444 270.000 272.857 275.714 278.571 281.429 284.286 287.143 290.000 287.500 285.000 285.000 285.000 282.500 280.000 285.000 285.000 285.000 285.000 285.000 285.000 270.000 280.000 282.000 284.000 286.000 288.000 290.000 287.500 285.000 280.000 278.750 290.000 290.000 290.000 295.000 300.000 303.654 307.862 312.759 318.529 325.430 333.829 344.274 357.617 375.257 399.668 63 63 63 60 60 54 60 60 51 0 0 51 51 51 0 0 0 57 60 57 0 57 60 63 0 0 60 63 57 63 0 60 0 63 66 60 0 63 0 60 0 57 63 63 63 63 63 63 51 0 60 0 0 63 63 54 63 57 0 63 0 60 63 63 0 57 0 60 60 57 57 51 51 0 -0.390625 -0.390625 0.390625 -0.390625 -0.390625 -1.171875 -1.171875 1.171875 0.390625 2.734375 -1.171875 -1.171875 -1.171875 -1.171875 -0.390625 0.390625 -1.953125 -0.390625 -1.171875 -1.171875 -0.390625 -1.171875 -1.171875 -0.390625 2.734375 1.171875 1.171875 1.171875 0.390625 0.390625 -2.734375 0.390625 1.953125 1.953125 1.171875 0.390625 1.953125 0.390625 1.171875 1.171875 1.171875 2.734375 1.171875 1.171875 0.390625 0.390625 1.171875 1.171875 1.171875 1.953125 1.171875 -0.390625 2.734375 1.171875 1.953125 -0.390625 1.171875 0.390625 -2.734375 1.953125 0.390625 0.390625 0.390625 0.390625 0.390625 1.171875 1.171875 1.171875 2.734375 -0.390625 1.953125 1.953125 1.171875 1.953125 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 146.167 150.0 155.0 160.0 165.0 170.0 175.0 180.0 182.333 185.0 190.0 195.0 200.0 205.0 210.0 215.0 218.5 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 296.248 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 0.2 0.234 0.307 0.343 0.354 0.352 0.345 0.333 0.315 0.291 0.258 0.213 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.211 0.233 0.254 0.275 0.297 0.318 0.339 0.354 0.382 0.542 0.838 1.199 1.594 2.037 2.548 3.149 3.861 4.682 5.563 6.404 7.109 7.629 7.956 8.094 8.1 8.072 7.954 7.761 7.51 7.216 6.891 6.546 6.192 5.835 5.481 5.135 4.8 4.477 4.17 3.878 3.602 3.342 3.099 2.87 2.658 2.459 2.274 2.103 1.943 1.796 1.659 1.532 1.414 1.306 1.206 1.113 1.027 0.948 0.875 0.807 0.745 0.687 0.634 0.585 0.54 0.498 0.459 0.424 0.391 0.361 0.333 0.307 0.283 0.261 0.241 0.222 0.205 -18.791 2.435 -0.142 -77.52 0.76 -1.26 1.89 -1.618