AR.5002.44 Confidence: 70% PACIFIC flags: Severe F-spread, 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 2026.10.18 (291) 04:50:00 FF202629110180450009039031101000005015000000001107501000080502560000000040000 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 5.7 345.000 345.000 350.000 351.667 353.333 355.000 356.667 358.333 360.000 365.000 365.000 365.000 365.000 372.500 380.000 400.000 405.000 410.000 411.431 413.385 416.212 420.664 428.712 447.655 546.005 63 66 0 60 60 66 0 0 63 63 63 66 63 60 63 60 60 0 57 0 54 57 54 54 51 -0.390625 -0.390625 -1.171875 -0.390625 -1.171875 -1.171875 2.734375 -1.171875 -1.171875 -1.171875 -0.390625 -1.171875 -0.390625 -1.171875 -1.171875 -1.171875 -0.390625 -1.171875 -1.171875 -0.390625 -1.171875 -0.390625 -0.390625 -0.390625 0.390625 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 146.733 150.0 155.0 160.0 165.0 170.0 175.0 180.0 183.465 185.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 220.198 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 348.174 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 0.2 0.234 0.307 0.343 0.354 0.352 0.345 0.333 0.316 0.293 0.262 0.219 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.206 0.227 0.248 0.269 0.29 0.311 0.332 0.353 0.354 0.441 0.541 0.652 0.78 0.925 1.091 1.279 1.489 1.722 1.978 2.253 2.545 2.851 3.166 3.486 3.805 4.117 4.418 4.7 4.958 5.186 5.377 5.528 5.633 5.69 5.7 5.698 5.678 5.636 5.575 5.497 5.404 5.299 5.184 5.06 4.929 4.793 4.652 4.51 4.365 4.22 4.075 3.931 3.788 3.648 3.51 3.375 3.242 3.114 2.988 2.867 2.749 2.634 2.524 2.417 2.315 2.216 2.12 2.029 1.94 1.856 1.774 1.696 1.622 1.55 1.481 1.415 1.352 1.292 1.234 1.179 1.126 1.075 1.027 0.981 0.936 0.894 0.854 0.815 0.778 0.743 0.71 0.677 0.647 0.617 0.589 0.563 0.537 0.513 0.489 0.467 0.446 0.426 0.406 0.388 0.37 0.353 0.337 0.322 0.307 0.293 0.28 0.267 0.255 0.243 0.232 0.222 0.212 0.202 -18.791 2.435 -0.142 -127.051 -1.408 0.154 0.044 0.285