AR.5002.44 Confidence: 70% PACIFIC flags: Moderate F-spread, Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, Trace overlaps while constructing baseline 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 2026.02.19 (050) 08:40:00 FF202605002190840009039031101000005018000000001107501000080502560000000040000 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 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 4.6 245.000 245.000 245.000 245.000 240.000 245.000 250.000 255.000 252.500 250.000 252.500 255.000 255.000 250.000 255.000 255.000 255.000 255.000 255.000 255.000 255.000 280.000 285.000 288.333 291.667 295.000 310.000 311.667 313.333 315.000 320.000 325.000 320.000 335.000 345.000 358.019 375.697 401.078 440.603 510.657 668.872 0 0 0 78 0 60 66 0 0 66 0 75 66 81 75 0 78 78 0 0 0 66 72 54 0 54 54 0 0 51 57 66 63 60 66 0 57 0 0 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 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 -2.734375 -0.390625 0.390625 0.390625 91.08 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 136.439 140.0 145.0 150.0 155.0 160.0 162.878 165.0 170.0 175.0 180.0 185.0 189.317 190.0 195.0 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 305.408 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 765.0 770.0 775.0 780.0 785.0 790.0 795.0 800.0 805.0 810.0 815.0 820.0 825.0 830.0 835.0 840.0 845.0 850.0 855.0 860.0 865.0 870.0 875.0 880.0 885.0 890.0 895.0 900.0 905.0 910.0 915.0 920.0 925.0 930.0 935.0 940.0 945.0 950.0 955.0 960.0 0.2 0.402 0.525 0.587 0.606 0.597 0.571 0.525 0.452 0.334 0.283 0.283 0.283 0.283 0.283 0.283 0.283 0.309 0.37 0.431 0.492 0.553 0.606 0.617 0.711 0.828 0.973 1.159 1.412 1.799 2.43 3.025 3.399 3.656 3.85 4.003 4.127 4.23 4.316 4.387 4.446 4.495 4.533 4.562 4.583 4.595 4.6 4.6 4.597 4.587 4.572 4.55 4.523 4.49 4.453 4.412 4.367 4.318 4.266 4.211 4.153 4.094 4.032 3.968 3.903 3.837 3.77 3.701 3.633 3.564 3.494 3.425 3.355 3.286 3.216 3.148 3.079 3.012 2.945 2.878 2.812 2.748 2.684 2.621 2.558 2.497 2.437 2.378 2.32 2.263 2.207 2.152 2.098 2.046 1.994 1.943 1.894 1.846 1.798 1.752 1.707 1.662 1.619 1.577 1.536 1.496 1.456 1.418 1.381 1.344 1.309 1.274 1.24 1.207 1.175 1.144 1.113 1.084 1.055 1.026 0.999 0.972 0.946 0.92 0.896 0.872 0.848 0.825 0.803 0.781 0.76 0.74 0.72 0.7 0.681 0.663 0.645 0.627 0.61 0.594 0.578 0.562 0.547 0.532 0.517 0.503 0.49 0.476 0.463 0.451 0.438 0.427 0.415 0.404 0.393 0.382 0.372 0.361 0.352 0.342 0.333 0.324 0.315 0.306 0.298 0.29 0.282 0.274 0.267 0.259 0.252 0.245 0.239 0.232 0.226 0.22 0.214 0.208 0.202 -23.739 5.414 -0.595 -150.056 56.031 -28.474 7.599 -1.191