AR.5002.44 Confidence: 65% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x 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 2026.10.16 (289) 08:50:00 FF202628910160850009039031101000005015000000001107501000080502560000000040000 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 6.9 310.000 310.000 310.000 315.000 315.000 315.000 317.500 320.000 322.500 325.000 330.000 330.000 335.000 335.000 340.000 345.000 350.000 355.000 360.000 365.000 370.000 378.194 387.813 399.266 413.133 430.266 451.973 480.368 519.104 575.090 72 0 72 75 75 63 0 69 0 75 78 75 69 63 69 72 0 69 75 0 69 69 72 60 0 0 57 0 51 45 1.171875 0.390625 0.390625 0.390625 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.953125 1.953125 1.953125 1.953125 1.953125 90.007 95.0 100.0 105.0 110.0 115.0 120.0 122.382 125.0 130.0 134.765 135.0 140.0 145.0 147.147 150.0 155.0 160.0 165.0 170.0 175.0 180.0 185.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 305.51 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 765.0 770.0 775.0 780.0 785.0 790.0 795.0 800.0 805.0 810.0 815.0 820.0 825.0 830.0 835.0 840.0 845.0 850.0 855.0 860.0 865.0 870.0 875.0 880.0 885.0 890.0 895.0 900.0 905.0 910.0 915.0 920.0 925.0 930.0 935.0 940.0 945.0 950.0 955.0 960.0 965.0 970.0 975.0 980.0 985.0 990.0 995.0 1000.0 0.2 0.905 1.175 1.313 1.356 1.332 1.257 1.202 1.202 1.202 1.202 1.205 1.267 1.329 1.356 1.432 1.578 1.738 1.91 2.092 2.282 2.479 2.685 2.898 3.119 3.349 3.586 3.831 4.082 4.337 4.593 4.848 5.098 5.338 5.566 5.779 5.975 6.152 6.311 6.45 6.569 6.67 6.752 6.816 6.861 6.889 6.9 6.9 6.896 6.882 6.859 6.828 6.788 6.741 6.687 6.627 6.561 6.489 6.413 6.333 6.248 6.16 6.07 5.976 5.881 5.783 5.684 5.584 5.483 5.38 5.278 5.175 5.072 4.97 4.867 4.765 4.664 4.564 4.464 4.365 4.267 4.171 4.076 3.982 3.889 3.798 3.708 3.62 3.533 3.448 3.364 3.282 3.201 3.122 3.045 2.969 2.895 2.822 2.751 2.681 2.613 2.547 2.482 2.418 2.356 2.295 2.236 2.178 2.122 2.067 2.013 1.96 1.909 1.859 1.811 1.763 1.717 1.672 1.628 1.585 1.543 1.502 1.462 1.424 1.386 1.349 1.313 1.278 1.244 1.211 1.179 1.148 1.117 1.087 1.058 1.03 1.003 0.976 0.95 0.924 0.9 0.876 0.852 0.829 0.807 0.786 0.764 0.744 0.724 0.705 0.686 0.667 0.649 0.632 0.615 0.599 0.583 0.567 0.552 0.537 0.522 0.508 0.495 0.481 0.469 0.456 0.444 0.432 0.42 0.409 0.398 0.387 0.377 0.367 0.357 0.347 0.338 0.329 0.32 0.311 0.303 0.295 0.287 0.279 0.272 0.264 0.257 -27.755 9.433 -1.671 -162.668 7.896 -5.311 2.552 -0.832