AR.5002.44 Confidence: 40% PACIFIC flags: Moderate F-spread, F2x cusp not found, 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 2026.02.28 (059) 01:10:00 FF202605902280110009039031101000005018000000001107501000080502560000000040000 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 5.25 5.3 5.35 5.4 5.45 5.5 5.55 5.6 5.65 5.7 5.75 5.8 295.000 297.500 300.000 297.500 295.000 295.000 305.000 305.000 305.000 305.000 320.000 320.000 312.500 305.000 295.000 300.000 305.000 306.875 308.750 310.625 312.500 314.375 316.250 318.125 320.000 321.875 323.750 325.625 327.500 329.375 331.250 333.125 335.000 335.000 335.848 336.801 337.879 339.108 340.522 342.168 344.106 346.422 349.240 352.741 357.208 363.105 371.250 383.232 402.594 439.193 51 0 51 0 51 54 54 60 60 60 51 51 0 57 48 0 60 0 0 0 0 54 57 0 57 0 0 0 0 0 0 0 54 54 54 51 0 54 0 0 0 51 0 0 0 0 0 57 0 0 1.171875 0.390625 1.171875 1.171875 1.171875 1.171875 0.390625 0.390625 0.390625 0.390625 -0.390625 -0.390625 1.953125 0.390625 1.953125 1.953125 -0.390625 1.171875 0.390625 0.390625 -0.390625 -0.390625 -0.390625 2.734375 -0.390625 -0.390625 -0.390625 -0.390625 1.953125 -1.171875 1.171875 2.734375 -1.171875 -1.171875 -1.171875 2.734375 1.171875 -1.953125 -1.171875 1.953125 1.953125 -1.953125 -0.390625 -1.953125 0.390625 1.171875 1.171875 -1.171875 1.953125 2.734375 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 146.885 150.0 155.0 160.0 165.0 170.0 175.0 180.0 183.771 185.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 220.656 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 317.876 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 0.2 0.234 0.307 0.343 0.354 0.352 0.345 0.333 0.317 0.294 0.262 0.22 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.205 0.226 0.247 0.268 0.289 0.31 0.33 0.351 0.354 0.452 0.594 0.769 0.978 1.223 1.506 1.829 2.19 2.585 3.007 3.443 3.88 4.301 4.691 5.036 5.326 5.551 5.706 5.787 5.8 5.796 5.762 5.694 5.598 5.478 5.339 5.184 5.018 4.843 4.662 4.478 4.292 4.106 3.923 3.742 3.565 3.392 3.225 3.063 2.907 2.757 2.613 2.475 2.343 2.218 2.098 1.984 1.875 1.772 1.675 1.582 1.494 1.411 1.332 1.258 1.187 1.121 1.058 0.998 0.942 0.889 0.838 0.791 0.746 0.704 0.664 0.626 0.591 0.557 0.525 0.496 0.467 0.441 0.416 0.392 0.37 0.349 0.329 0.31 0.293 0.276 0.26 0.245 0.231 0.218 0.206 -18.791 2.435 -0.142 -98.783 2.416 -1.259 0.618 -0.212