AR.5002.44 Confidence: 60% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x cusp, 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 2026.02.01 (032) 09:00:00 FF202603202010900009039031101000005018000000001107501000080502560000000040000 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 4.55 318.333 321.667 325.000 327.500 330.000 330.000 332.500 335.000 340.000 350.000 360.000 370.000 395.159 437.672 524.941 57 51 63 0 51 54 63 60 66 66 66 60 66 0 0 1.171875 1.171875 1.171875 0.390625 0.390625 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.171875 1.953125 1.953125 2.734375 2.8 2.85 2.9 2.95 3.0 3.05 3.1 3.15 3.2 3.25 3.3 3.35 3.4 3.45 3.5 3.55 3.6 3.65 3.7 3.75 3.8 260.000 265.000 265.000 265.000 265.000 265.000 265.000 265.000 270.000 270.000 270.000 270.000 270.000 275.000 280.000 290.000 295.000 300.000 310.000 312.500 315.000 66 69 75 72 69 72 0 66 75 75 0 0 0 0 66 63 0 60 60 0 63 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 1.953125 0.390625 90.271 95.0 100.0 105.0 110.0 115.0 120.0 125.0 126.96 130.0 135.0 140.0 143.921 145.0 150.0 155.0 160.0 160.881 165.0 170.0 175.0 180.0 185.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 242.301 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 304.416 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 765.0 770.0 775.0 780.0 785.0 790.0 795.0 800.0 805.0 810.0 815.0 820.0 825.0 830.0 835.0 840.0 845.0 850.0 855.0 860.0 865.0 870.0 875.0 880.0 885.0 890.0 895.0 900.0 905.0 910.0 915.0 920.0 925.0 930.0 935.0 940.0 945.0 950.0 955.0 960.0 965.0 970.0 975.0 980.0 985.0 990.0 995.0 1000.0 0.2 0.665 0.866 0.967 0.999 0.982 0.93 0.837 0.787 0.787 0.787 0.787 0.787 0.8 0.863 0.925 0.988 0.999 1.134 1.314 1.499 1.684 1.869 2.053 2.237 2.423 2.612 2.803 2.997 3.192 3.385 3.567 3.72 3.811 3.822 3.943 4.079 4.226 4.347 4.422 4.472 4.508 4.535 4.556 4.571 4.581 4.586 4.588 4.588 4.585 4.577 4.564 4.547 4.526 4.501 4.472 4.44 4.404 4.366 4.325 4.282 4.236 4.189 4.139 4.088 4.035 3.981 3.926 3.87 3.813 3.755 3.697 3.638 3.579 3.519 3.46 3.4 3.341 3.281 3.222 3.163 3.104 3.046 2.988 2.931 2.874 2.818 2.762 2.707 2.652 2.599 2.546 2.493 2.442 2.391 2.341 2.291 2.243 2.195 2.148 2.102 2.057 2.012 1.968 1.925 1.883 1.842 1.801 1.761 1.722 1.684 1.646 1.61 1.574 1.538 1.504 1.47 1.437 1.404 1.372 1.341 1.31 1.281 1.251 1.223 1.195 1.167 1.141 1.115 1.089 1.064 1.039 1.015 0.992 0.969 0.947 0.925 0.903 0.882 0.862 0.842 0.823 0.803 0.785 0.767 0.749 0.731 0.714 0.698 0.681 0.666 0.65 0.635 0.62 0.606 0.591 0.578 0.564 0.551 0.538 0.526 0.513 0.501 0.49 0.478 0.467 0.456 0.445 0.435 0.425 0.415 0.405 0.396 0.386 0.377 0.368 0.36 0.351 0.343 0.335 0.327 0.32 0.312 0.305 0.298 0.291 0.284 0.277 -26.501 7.991 -1.219 -71.537 -14.838 6.138 -1.108 -0.075 -77.48 19.181 -4.985 0.401 0.768