AR.5002.44 Confidence: 45% PACIFIC flags: Severe F-spread, F2x cusp not found, Multiple candidates for F2o cusp, One of F2 cusps was derived from the other, Unidentified traces above foF2 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 2026.10.31 (304) 05:30:00 FF202630410310530009039031101000005014000000001107501000080502560000000040000 3.35 3.4 3.45 3.5 3.55 3.6 3.65 3.7 3.75 3.8 3.85 3.9 3.95 4.0 4.05 4.1 4.15 4.2 4.25 4.3 4.35 4.4 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 5.2 340.000 340.000 340.000 340.000 342.500 345.000 347.500 350.000 350.000 348.636 347.273 345.909 344.545 343.182 341.818 340.455 339.091 337.727 336.364 335.000 340.000 340.000 340.000 340.000 340.318 340.684 341.109 341.611 342.210 342.939 343.844 345.000 346.526 348.633 351.733 356.743 366.215 390.895 0 72 72 0 0 0 60 63 63 0 0 0 0 0 0 0 60 66 60 66 60 69 0 0 63 57 57 60 60 0 0 57 57 63 63 0 0 57 1.171875 -0.390625 1.171875 0.390625 0.390625 0.390625 1.171875 1.171875 1.171875 -2.734375 0.390625 1.171875 1.171875 -0.390625 0.390625 1.171875 0.390625 1.171875 1.171875 0.390625 0.390625 1.171875 -0.390625 0.390625 1.171875 -1.953125 0.390625 1.171875 1.171875 2.734375 0.390625 0.390625 0.390625 1.171875 0.390625 0.390625 0.390625 0.390625 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 145.921 150.0 155.0 160.0 165.0 170.0 175.0 180.0 181.841 185.0 190.0 195.0 200.0 205.0 210.0 215.0 217.762 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 317.82 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 0.2 0.234 0.307 0.343 0.354 0.352 0.345 0.332 0.314 0.29 0.256 0.21 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.214 0.235 0.256 0.278 0.299 0.321 0.342 0.354 0.393 0.5 0.639 0.814 1.016 1.233 1.458 1.687 1.919 2.156 2.398 2.647 2.903 3.17 3.449 3.744 4.057 4.394 4.757 5.108 5.2 5.192 5.12 4.986 4.804 4.589 4.351 4.1 3.844 3.588 3.338 3.096 2.864 2.644 2.437 2.243 2.062 1.893 1.737 1.593 1.459 1.337 1.224 1.12 1.025 0.937 0.857 0.784 0.717 0.655 0.599 0.547 0.5 0.457 0.418 0.382 0.349 0.319 0.291 0.266 0.243 0.222 0.203 -18.791 2.435 -0.142 -83.681 -27.283 16.404 -6.514 1.016