AR.5002.44 Confidence: 70% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, 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) 08:40:00 FF202603101310840009039031101000005018000000001107501000080502560000000040000 2.55 2.6 2.65 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 3.4 310.000 312.500 315.000 320.000 325.000 340.000 310.000 317.500 325.000 335.573 348.048 362.987 381.200 403.898 432.968 471.533 525.150 604.772 57 0 63 66 66 60 57 66 66 69 60 0 60 57 57 51 0 0 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 1.171875 2.734375 1.171875 90.947 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 135.901 140.0 145.0 150.0 155.0 160.0 161.803 165.0 170.0 175.0 180.0 185.0 187.704 190.0 195.0 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 325.0 330.0 331.583 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 765.0 770.0 775.0 780.0 785.0 790.0 795.0 800.0 805.0 810.0 815.0 820.0 825.0 830.0 835.0 840.0 845.0 850.0 855.0 860.0 865.0 870.0 875.0 880.0 885.0 890.0 895.0 900.0 905.0 910.0 915.0 920.0 925.0 930.0 935.0 940.0 945.0 950.0 955.0 960.0 965.0 970.0 975.0 0.2 0.426 0.556 0.622 0.642 0.633 0.604 0.554 0.475 0.345 0.311 0.311 0.311 0.311 0.311 0.311 0.311 0.352 0.416 0.48 0.544 0.607 0.642 0.672 0.749 0.845 0.953 1.069 1.19 1.316 1.448 1.59 1.742 1.904 2.076 2.251 2.423 2.582 2.723 2.846 2.951 3.04 3.116 3.18 3.234 3.278 3.315 3.345 3.368 3.384 3.395 3.4 3.4 3.399 3.394 3.384 3.371 3.354 3.334 3.31 3.284 3.255 3.223 3.189 3.153 3.115 3.076 3.035 2.992 2.949 2.904 2.859 2.813 2.766 2.719 2.671 2.624 2.576 2.528 2.48 2.432 2.384 2.336 2.289 2.242 2.196 2.15 2.104 2.059 2.014 1.97 1.927 1.884 1.842 1.801 1.76 1.72 1.68 1.641 1.603 1.566 1.529 1.493 1.458 1.423 1.389 1.356 1.324 1.292 1.261 1.23 1.2 1.171 1.142 1.115 1.087 1.061 1.034 1.009 0.984 0.96 0.936 0.913 0.89 0.868 0.846 0.825 0.804 0.784 0.765 0.746 0.727 0.709 0.691 0.673 0.656 0.64 0.624 0.608 0.593 0.578 0.563 0.549 0.535 0.522 0.508 0.495 0.483 0.471 0.459 0.447 0.436 0.425 0.414 0.403 0.393 0.383 0.373 0.364 0.355 0.346 0.337 0.328 0.32 0.312 0.304 0.296 0.289 0.281 0.274 0.267 0.26 0.254 0.247 0.241 0.235 0.229 0.223 0.217 0.212 0.206 0.201 -24.119 5.723 -0.657 -163.901 32.195 -16.806 6.784 -2.151