AR.5002.44 Confidence: 70% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, 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 2026.10.18 (291) 08:00:00 FF202629110180800009039031101000005015000000001107501000080502560000000040000 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 6.35 315.000 310.000 305.000 300.000 295.000 292.500 290.000 290.000 290.000 290.000 290.000 290.000 290.000 295.000 300.000 315.000 325.000 330.000 335.000 337.846 341.316 345.641 351.180 358.527 368.744 383.916 408.804 457.137 72 60 72 75 78 0 75 0 75 81 75 75 72 69 72 78 72 0 66 0 69 75 0 0 0 63 66 51 -0.390625 -0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 1.171875 0.390625 0.390625 0.390625 -0.390625 91.959 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 138.448 140.0 145.0 150.0 155.0 160.0 165.0 166.897 170.0 175.0 180.0 185.0 190.0 195.0 195.345 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 295.301 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 0.2 0.305 0.4 0.447 0.462 0.456 0.438 0.406 0.357 0.281 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.229 0.275 0.321 0.367 0.413 0.459 0.462 0.59 0.753 0.944 1.165 1.419 1.711 2.043 2.417 2.83 3.275 3.74 4.208 4.66 5.079 5.451 5.766 6.016 6.198 6.31 6.35 6.35 6.333 6.282 6.2 6.092 5.962 5.814 5.652 5.479 5.297 5.11 4.919 4.727 4.535 4.344 4.156 3.971 3.791 3.615 3.445 3.28 3.121 2.968 2.821 2.68 2.544 2.415 2.292 2.174 2.061 1.954 1.852 1.755 1.663 1.576 1.492 1.413 1.339 1.267 1.2 1.136 1.075 1.018 0.964 0.912 0.863 0.817 0.773 0.732 0.692 0.655 0.62 0.587 0.555 0.525 0.497 0.47 0.445 0.421 0.398 0.377 0.356 0.337 0.319 0.302 0.286 0.27 0.256 0.242 0.229 0.216 0.205 -21.624 3.913 -0.33 -101.309 2.563 -2.195 1.253 -0.268