Ionogram Characteristics
| Date/Time (UT) |
foF2 |
foF1 |
foE |
fmin |
hmF2 |
hmF1 |
hmE |
M(3000) |
TEC |
| 2026-02-21 00:00:01 | 3.95 | | | 1.15 | 350.1 | | | 2.804 | 4.208 |
| 2026-02-21 00:05:02 | 3.85 | | | 1.70 | 368.4 | | | 2.734 | 4.587 |
| 2026-02-21 00:10:02 | 3.85 | | | 1.50 | 375.6 | | | 2.657 | 4.605 |
| 2026-02-21 00:15:01 | 3.85 | | | 1.40 | 383.8 | | | 2.647 | 4.865 |
| 2026-02-21 00:20:02 | 3.90 | | | 1.50 | 379.0 | | | 2.679 | 4.536 |
| 2026-02-21 00:25:02 | 3.90 | | | 1.50 | 363.3 | | | 2.717 | 3.759 |
| 2026-02-21 00:30:01 | 3.90 | | | 1.15 | 362.7 | | | 2.747 | 3.830 |
| 2026-02-21 00:35:02 | 3.90 | | | 1.50 | 364.3 | | | 2.748 | 4.110 |
| 2026-02-21 00:40:02 | 3.85 | | | 1.50 | 347.1 | | | 2.842 | 3.177 |
| 2026-02-21 00:45:01 | 3.80 | | | 1.15 | 351.7 | | | 2.800 | 3.520 |
| 2026-02-21 00:50:02 | 3.85 | | | 1.50 | 374.2 | | | 2.694 | 4.681 |
| 2026-02-21 00:55:02 | 3.85 | | | 1.50 | 384.4 | | | 2.590 | 4.896 |
| 2026-02-21 01:00:01 | 3.80 | | | 1.15 | 384.6 | | | 2.592 | 4.752 |
| 2026-02-21 01:05:02 | 3.80 | | | 1.50 | 383.7 | | | 2.600 | 4.176 |
| 2026-02-21 01:10:02 | 3.45 | | | 1.50 | 359.2 | | | 2.711 | 2.488 |
| 2026-02-21 01:15:01 | 3.65 | | | 1.65 | 393.3 | | | 2.603 | 4.323 |
| 2026-02-21 01:20:02 | 3.65 | | | 1.50 | 377.4 | | | 2.662 | 3.429 |
| 2026-02-21 01:25:02 | 3.55 | | | 1.50 | 382.9 | | | 2.598 | 3.256 |
| 2026-02-21 01:30:01 | 3.45 | | | 1.50 | 360.7 | | | 2.767 | 2.521 |
| 2026-02-21 01:35:02 | 3.45 | | | 1.50 | 373.3 | | | 2.663 | 3.081 |
| 2026-02-21 01:40:02 | 3.30 | | | 1.50 | 359.9 | | | 2.759 | 2.463 |
| 2026-02-21 01:45:01 | 3.45 | | | 1.25 | 398.5 | | | 2.593 | 4.127 |
| 2026-02-21 01:50:02 | 3.45 | | | 1.50 | 397.5 | | | 2.531 | 3.766 |
| 2026-02-21 01:55:02 | 3.20 | | | 1.80 | 361.8 | | | 2.738 | 2.118 |
| 2026-02-21 02:00:01 | 3.45 | | | 1.35 | 384.3 | | | 2.632 | 3.205 |
| 2026-02-21 02:05:02 | 3.45 | | | 1.50 | 396.6 | | | 2.539 | 3.653 |
| 2026-02-21 02:10:02 | 3.45 | | | 1.50 | 391.9 | | | 2.608 | 3.438 |
| 2026-02-21 02:15:01 | 3.45 | | | 1.25 | 388.1 | | | 2.595 | 3.305 |
| 2026-02-21 02:20:02 | 3.45 | | | 1.55 | 383.5 | | | 2.564 | 2.987 |
| 2026-02-21 02:25:02 | 3.30 | | | 1.50 | 366.6 | | | 2.730 | 2.416 |
| 2026-02-21 02:30:01 | 3.55 | | | 1.05 | 402.6 | | | 2.492 | 4.095 |
| 2026-02-21 02:35:02 | 3.55 | | | 1.50 | 402.8 | | | 2.524 | 4.140 |
| 2026-02-21 02:40:02 | 3.60 | | | 1.55 | 411.0 | | | 2.474 | 4.481 |
| 2026-02-21 02:45:01 | 3.50 | | | 1.55 | 404.1 | | | 2.553 | 4.172 |
| 2026-02-21 02:50:02 | 3.55 | | | 1.50 | 406.0 | | | 2.492 | 4.087 |
| 2026-02-21 02:55:02 | 3.45 | | | 1.50 | 397.3 | | | 2.564 | 3.710 |
| 2026-02-21 03:00:01 | 3.50 | | | 1.15 | 403.9 | | | 2.545 | 4.091 |
| 2026-02-21 03:05:02 | 3.50 | | | 1.50 | 407.9 | | | 2.530 | 4.446 |
| 2026-02-21 03:10:02 | 3.50 | | | 1.50 | 402.6 | | | 2.530 | 4.163 |
| 2026-02-21 03:15:01 | 3.55 | | | 1.50 | 406.1 | | | 2.475 | 4.347 |
| 2026-02-21 03:20:02 | 3.40 | | | 1.50 | 386.3 | | | 2.606 | 3.547 |
