AR.5002.44 Confidence: 45% PACIFIC flags: Severe F-spread, F2x cusp not found, 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 2026.10.13 (286) 08:00:00 FF202628610130800009039031101000005018000000001107501000080502560000000040000 5.2 5.25 5.3 5.35 5.4 5.45 5.5 5.55 5.6 5.65 5.7 5.75 295.000 297.500 300.000 302.500 305.000 305.000 307.500 310.140 314.408 322.488 343.595 540.321 0 0 0 78 78 69 78 84 78 69 0 57 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 -0.390625 0.390625 92.107 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 138.671 140.0 145.0 150.0 155.0 160.0 165.0 167.343 170.0 175.0 180.0 185.0 190.0 195.0 196.014 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 286.418 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 0.2 0.295 0.386 0.432 0.446 0.441 0.424 0.394 0.349 0.279 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.223 0.266 0.309 0.351 0.394 0.437 0.446 0.507 0.641 0.878 1.163 1.462 1.788 2.16 2.599 3.122 3.703 4.257 4.712 5.059 5.318 5.505 5.635 5.714 5.748 5.75 5.742 5.706 5.644 5.559 5.456 5.336 5.203 5.059 4.907 4.75 4.588 4.424 4.259 4.094 3.93 3.768 3.609 3.454 3.302 3.155 3.012 2.874 2.74 2.612 2.488 2.369 2.256 2.146 2.042 1.942 1.846 1.755 1.668 1.585 1.506 1.431 1.359 1.291 1.226 1.164 1.105 1.049 0.996 0.945 0.897 0.852 0.808 0.767 0.728 0.691 0.656 0.622 0.591 0.56 0.532 0.505 0.479 0.454 0.431 0.409 0.388 0.368 0.349 0.332 0.315 0.298 0.283 0.269 0.255 0.242 0.229 0.218 0.207 -21.304 3.71 -0.299 -97.926 15.18 -9.808 4.852 -2.702