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 2026.01.31 (031) 08:00:00 FF202603101310800009039031101000005018000000001107501000080502560000000040000 1.8 1.85 1.9 1.95 2.0 2.05 2.1 2.15 2.2 2.25 2.3 2.35 2.4 2.45 2.5 2.55 2.6 2.65 2.7 2.75 2.8 2.85 2.9 2.95 3.0 3.05 3.1 245.000 245.000 245.000 250.000 260.000 262.500 265.000 267.500 270.000 275.000 275.000 277.500 279.196 281.119 283.317 285.854 288.814 292.314 296.516 301.655 308.083 316.354 327.394 342.875 366.147 405.075 483.459 63 0 60 63 66 0 66 0 69 66 66 0 0 0 72 0 63 66 72 0 63 0 60 0 57 54 51 -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 0.390625 0.390625 -0.390625 -0.390625 0.390625 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 141.031 145.0 150.0 155.0 160.0 165.0 170.0 172.062 175.0 180.0 185.0 190.0 195.0 200.0 203.093 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 294.477 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 0.2 0.234 0.307 0.343 0.354 0.351 0.341 0.325 0.3 0.264 0.213 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.215 0.239 0.264 0.289 0.314 0.339 0.354 0.383 0.485 0.627 0.805 1.031 1.326 1.697 2.055 2.327 2.527 2.677 2.794 2.885 2.957 3.011 3.052 3.08 3.095 3.1 3.1 3.095 3.081 3.059 3.03 2.995 2.955 2.91 2.86 2.807 2.751 2.692 2.631 2.568 2.504 2.44 2.375 2.309 2.244 2.179 2.114 2.05 1.986 1.924 1.863 1.802 1.743 1.685 1.629 1.574 1.52 1.468 1.417 1.367 1.319 1.273 1.227 1.184 1.141 1.1 1.06 1.022 0.984 0.948 0.914 0.88 0.848 0.816 0.786 0.757 0.729 0.702 0.676 0.651 0.626 0.603 0.58 0.559 0.538 0.517 0.498 0.479 0.461 0.444 0.427 0.411 0.396 0.381 0.366 0.352 0.339 0.326 0.314 0.302 0.291 0.28 0.269 0.259 0.249 0.24 0.231 0.222 0.214 0.205 -18.791 2.435 -0.142 -113.647 35.204 -17.255 5.712 -1.398