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 2026.02.27 (058) 00:50:00 FF202605802270050009039031101000005018000000001107501000080502560000000040000 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 4.15 295.000 300.000 302.500 305.000 315.000 318.125 321.250 324.375 327.500 330.625 333.750 336.875 340.000 343.125 346.250 349.375 352.500 355.625 358.750 361.875 365.000 355.000 335.000 330.000 325.000 324.500 324.000 323.500 336.838 356.337 387.548 445.553 51 57 0 60 54 0 54 0 0 0 0 0 63 0 60 0 0 0 0 57 54 57 54 54 51 0 51 0 0 0 0 0 0.390625 1.171875 0.390625 0.390625 0.390625 0.390625 -0.390625 -0.390625 0.390625 0.390625 -1.953125 1.171875 -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 1.171875 1.171875 1.953125 -2.734375 93.502 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 146.596 150.0 155.0 160.0 165.0 170.0 175.0 180.0 183.191 185.0 190.0 195.0 200.0 205.0 210.0 215.0 219.787 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 315.824 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 0.2 0.234 0.307 0.343 0.354 0.352 0.345 0.333 0.316 0.292 0.261 0.217 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.208 0.229 0.25 0.271 0.292 0.313 0.334 0.354 0.357 0.439 0.557 0.712 0.897 1.096 1.305 1.519 1.739 1.964 2.196 2.433 2.677 2.927 3.181 3.435 3.681 3.903 4.071 4.148 4.15 4.137 4.089 4.013 3.913 3.793 3.66 3.516 3.366 3.211 3.055 2.9 2.746 2.596 2.45 2.309 2.174 2.044 1.92 1.802 1.69 1.585 1.485 1.39 1.301 1.218 1.139 1.065 0.996 0.931 0.87 0.813 0.76 0.71 0.663 0.619 0.578 0.54 0.504 0.471 0.44 0.411 0.383 0.358 0.334 0.312 0.291 0.272 0.254 0.237 0.221 0.207 -18.791 2.435 -0.142 -88.476 -12.269 7.87 -3.298 0.136