AR.5002.44 Confidence: 40% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, F2 cusps do not match, 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 2026.04.01 (091) 01:50:00 FF202609104010150009039031101000005018000000001107501000080502560000000040000 2.7 2.75 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 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 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 6.7 320.000 330.000 335.000 340.000 345.000 345.000 347.500 350.000 352.857 355.714 358.571 361.429 364.286 367.143 370.000 375.000 377.500 380.000 380.000 382.500 385.000 400.000 395.000 397.500 400.000 402.000 404.000 406.000 408.000 410.000 410.000 410.000 415.000 417.500 420.000 422.500 425.000 427.500 430.000 432.500 435.000 437.500 440.000 435.000 437.500 440.000 437.500 435.000 440.000 441.667 443.333 445.000 445.000 450.000 455.000 460.000 465.000 467.500 470.000 470.000 475.000 480.000 480.000 480.000 480.000 481.667 483.333 485.000 486.250 487.500 488.750 490.000 493.000 496.000 499.000 502.000 505.000 510.000 515.000 525.000 530.000 57 51 0 54 57 60 0 60 54 0 0 0 0 51 51 60 57 54 54 0 54 57 51 0 48 0 0 0 0 54 57 0 57 54 0 0 54 0 0 0 54 0 57 54 48 57 0 54 57 54 51 54 54 0 0 54 51 0 51 57 0 54 0 57 57 0 0 57 0 0 0 48 0 0 0 0 57 0 54 51 51 0.390625 0.390625 0.390625 0.390625 -0.390625 -0.390625 -0.390625 0.390625 -0.390625 1.171875 0.390625 0.390625 1.171875 0.390625 0.390625 0.390625 -0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 1.171875 0.390625 1.171875 1.171875 1.953125 2.734375 0.390625 1.171875 -0.390625 0.390625 0.390625 0.390625 1.171875 0.390625 2.734375 -1.171875 -0.390625 0.390625 1.171875 0.390625 -0.390625 1.953125 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 0.390625 0.390625 0.390625 1.171875 0.390625 1.171875 0.390625 1.171875 0.390625 0.390625 0.390625 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 147.438 150.0 155.0 160.0 165.0 170.0 175.0 180.0 184.876 185.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 222.314 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 417.471 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 765.0 770.0 775.0 780.0 785.0 790.0 795.0 800.0 805.0 810.0 815.0 820.0 825.0 830.0 835.0 840.0 845.0 850.0 855.0 860.0 865.0 870.0 875.0 880.0 885.0 890.0 895.0 900.0 905.0 910.0 915.0 920.0 0.2 0.234 0.307 0.343 0.354 0.352 0.345 0.334 0.318 0.295 0.266 0.225 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.201 0.221 0.242 0.262 0.283 0.303 0.324 0.344 0.354 0.408 0.487 0.564 0.645 0.732 0.829 0.937 1.055 1.185 1.326 1.476 1.634 1.798 1.968 2.14 2.316 2.495 2.675 2.857 3.041 3.226 3.414 3.604 3.795 3.989 4.186 4.386 4.588 4.793 5.002 5.213 5.427 5.643 5.858 6.071 6.275 6.459 6.606 6.689 6.7 6.697 6.677 6.638 6.582 6.511 6.426 6.33 6.223 6.108 5.985 5.855 5.721 5.583 5.441 5.298 5.153 5.007 4.862 4.717 4.573 4.43 4.289 4.15 4.014 3.88 3.749 3.621 3.496 3.374 3.255 3.14 3.027 2.918 2.813 2.71 2.611 2.515 2.422 2.332 2.245 2.161 2.08 2.001 1.926 1.853 1.783 1.715 1.649 1.586 1.526 1.467 1.411 1.357 1.305 1.255 1.206 1.16 1.115 1.072 1.03 0.991 0.952 0.915 0.88 0.846 0.813 0.781 0.751 0.722 0.694 0.667 0.641 0.616 0.592 0.569 0.547 0.526 0.505 0.485 0.467 0.448 0.431 0.414 0.398 0.382 0.368 0.353 0.34 0.326 0.314 0.301 0.29 0.278 0.267 0.257 0.247 0.237 0.228 0.219 0.211 0.202 -18.791 2.435 -0.142 -178.139 -34.506 24.318 -10.713 3.883