To download observation data, click on File/Observation link. Please be patient, it may take a while to zip a large observation.
| Data rate | Center Frequency | Station | Instrument | Size (MB) | File/Observation | Plot | Start (UTC) | End (UTC) |
|---|---|---|---|---|---|---|---|---|
| 1 | — | K2MFF Node 20 | Grape 1 Legacy | 3.8819 | 2026-02-28T000000Z_N0000020_G1_FN20vr_FRQ_WWV10.csv | 2026-02-28 00:00:00 | 2026-02-28 23:59:00 | |
| 1 | — | KD8CGH Node 22 | Grape 1 Legacy | 3.8825 | 2026-02-28T000000Z_N0000022_G1_EN91he_FRQ_WWV10.csv | 2026-02-28 00:00:00 | 2026-02-28 23:59:00 | |
| 1 | — | K0WWX Node 27 | Grape 1 Legacy | 3.8820 | 2026-02-28T000000Z_N0000027_G1_DM79lw_FRQ_WWV2p5.csv | 2026-02-28 00:00:00 | 2026-02-28 23:59:00 | |
| 1 | — | W7LUX Node 29 | Grape 1 Legacy | 3.8818 | 2026-02-28T000000Z_N0000029_G1_DM45dc_FRQ_WWV10.csv | 2026-02-28 00:00:00 | 2026-02-28 23:59:00 | |
| 1 | — | KA2VLP | magnetometer | 1.8816 | OBS2026-02-28T00:00.zip | 2026-02-28 00:00:00 | 2026-02-28 23:59:00 | |
| 1 | — | pa0rwt Grape-1 Fldigi | Grape 1 Legacy | 3.8801 | 2026-02-28T000000Z_N0000035_C1_JO33lg_FRQ_CHU14.csv | 2026-02-28 00:00:00 | 2026-02-28 23:59:00 | |
| 1 | — | KE9SA Node 56 | Grape 1 Legacy | 3.8823 | 2026-02-28T000000Z_N0000056_G1_EN54qa_FRQ_WWV10.csv | 2026-02-28 00:00:00 | 2026-02-28 23:59:00 | |
| 1 | — | K9ATR Node 47 | Grape 1 Legacy | 3.8819 | 2026-02-28T000000Z_N0000047_G1_EN71cn_FRQ_WWV10.csv | 2026-02-28 00:00:00 | 2026-02-28 23:59:00 |