Sun data and propagation
Current HF propagation
TODAYS SUN DATA AND HF PROPAGATION
| Todays sun data |  Latest EIT-304 image // Sun images from NASA | |
| Flux index: | 81 | |
| Spot number: | 25 | |
| X-Ray index: | A0.0 | |
| A index: | 4 | |
| Kp index: | 1 | |
| Conditions 00-10MHz: | Fair |
| Conditions 10-20MHz: | Fair |
| Conditions 20-30MHz: | Fair |
| We are working on the algorithm, conditions shown here may not correlate with real conditions. The best check is always to power up your HF rig and listen on every band to be sure! | |
GRAPHICAL SUN DATA HISTORY
PROPAGATION BASED ON WSPRNET* (ALPHA)
| Probability of QSO on 23cm between OC and OC is 10% |  |
| Probability of QSO on 23cm between AS and AS is 66% | |
| Probability of QSO on 70cm between NA and NA is 20% | |
| Probability of QSO on 2m between NA and NA is 29% | |
| Probability of QSO on 2m between AS and EU is 1% | |
| Probability of QSO on 6m between AS and AS is 98% | |
| Probability of QSO on 6m between OC and OC is 7% | |
| Probability of QSO on 6m between NA and NA is 64% | |
| Probability of QSO on 6m between EU and EU is 41% | |
| Probability of QSO on 15m between AS and AF is 53% | |
| Probability of QSO on 15m between EU and NA is 15% | |
| Probability of QSO on 15m between EU and AF is 33% | |
| Probability of QSO on 17m between EU and AF is 46% | |
| Probability of QSO on 17m between AS and AF is 8% | |
| Probability of QSO on 20m between AS and AF is 36% | |
| Probability of QSO on 20m between AF and NA is 32% | |
| Probability of QSO on 20m between OC and AF is 33% | |
| Probability of QSO on 20m between AS and OC is 4% | |
| Probability of QSO on 20m between EU and AF is 57% | |
| Probability of QSO on 20m between NA and OC is 12% | |
| Probability of QSO on 20m between NA and EU is 34% | |
| Probability of QSO on 20m between NA and AF is 6% | |
| Probability of QSO on 30m between OC and AF is 4% | |
| Probability of QSO on 30m between AF and EU is 12% | |
| Probability of QSO on 30m between AF and OC is 24% | |
| Probability of QSO on 30m between EU and AF is 18% | |
| Probability of QSO on 40m between EU and AF is 8% | |
| Probability of QSO on 40m between SA and OC is 13% | |
| Probability of QSO on 40m between NA and AF is 10% | |
| Probability of QSO on 60m between NA and EU is 78% | |
| Probability of QSO on 80m between AS and EU is 100% | |
| Probability of QSO on 80m between OC and NA is 17% | |
* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database
PROPAGATION BASED ON DX-CLUSTER
|
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
HISTORICAL PROPAGATION DATA
Last 30 days of HF propagation
| Date and Time | Flux idx. | Spot num. | X-Ray idx. | X-Ray num | A-Index | K-Index | 00-10MHz | 10-20MHz | 20-30MHz |
| 2021-07-27 00:00:00 | 82 | 24 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-26 12:00:00 | 82 | 24 | A0.0 | 0 | 3 | 1 | Fair | Fair | Fair |
| 2021-07-26 00:00:00 | 84 | 35 | A0.0 | 0 | 3 | 1 | Fair | Fair | Fair |
| 2021-07-25 12:00:00 | 84 | 35 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-25 00:00:00 | 87 | 46 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-24 12:00:00 | 87 | 46 | A0.0 | 0 | 4 | 2 | Fair | Poor | Closed |
| 2021-07-24 00:00:00 | 89 | 77 | A0.0 | 0 | 4 | 2 | Fair | Poor | Closed |
| 2021-07-23 12:00:00 | 89 | 77 | A0.0 | 0 | 11 | 1 | Fair | Fair | Fair |
| 2021-07-23 00:00:00 | 94 | 86 | A0.0 | 0 | 11 | 1 | Fair | Normal | Normal |
| 2021-07-22 12:00:00 | 94 | 86 | A0.0 | 0 | 6 | 4 | Closed | Poor | Closed |
| 2021-07-22 00:00:00 | 87 | 59 | A0.0 | 0 | 6 | 0 | Fair | Fair | Fair |
| 2021-07-21 12:00:00 | 87 | 59 | A0.0 | 0 | 10 | 2 | Fair | Poor | Closed |
| 2021-07-21 00:00:00 | 83 | 45 | A0.0 | 0 | 8 | 3 | Fair | Poor | Closed |
| 2021-07-20 12:00:00 | 83 | 45 | A0.0 | 0 | 7 | 3 | Fair | Poor | Closed |
| 2021-07-20 00:00:00 | 80 | 42 | A0.0 | 0 | 7 | 2 | Fair | Poor | Closed |
| 2021-07-19 12:00:00 | 80 | 42 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-19 00:00:00 | 77 | 53 | A0.0 | 0 | 4 | 2 | Fair | Poor | Closed |
| 2021-07-18 12:00:00 | 77 | 53 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-18 00:00:00 | 75 | 35 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-17 12:00:00 | 75 | 35 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-17 00:00:00 | 74 | 22 | A0.0 | 0 | 4 | 2 | Fair | Fair | Fair |
| 2021-07-16 12:00:00 | 74 | 22 | A0.0 | 0 | 10 | 0 | Fair | Fair | Fair |
| 2021-07-16 00:00:00 | 72 | 23 | A0.0 | 0 | 10 | 3 | Fair | Poor | Closed |
| 2021-07-15 12:00:00 | 72 | 23 | A0.0 | 0 | 14 | 2 | Poor | Closed | Closed |
| 2021-07-15 00:00:00 | 72 | 11 | A0.0 | 0 | 14 | 3 | Poor | Closed | Closed |
| 2021-07-14 12:00:00 | 72 | 11 | A0.0 | 0 | 5 | 2 | Fair | Poor | Closed |
| 2021-07-14 00:00:00 | 72 | 22 | A0.0 | 0 | 7 | 1 | Fair | Fair | Fair |
| 2021-07-13 12:00:00 | 72 | 22 | A0.0 | 0 | 7 | 1 | Fair | Fair | Fair |
| 2021-07-13 00:00:00 | 74 | 23 | A0.0 | 0 | 7 | 3 | Fair | Poor | Closed |
| 2021-07-12 12:00:00 | 74 | 23 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-12 00:00:00 | 74 | 24 | A0.0 | 0 | 5 | 1 | Fair | Fair | Fair |
| 2021-07-11 12:00:00 | 74 | 24 | A0.0 | 0 | 6 | 1 | Fair | Fair | Fair |
| 2021-07-11 00:00:00 | 74 | 23 | A0.0 | 0 | 6 | 2 | Fair | Poor | Closed |
| 2021-07-10 12:00:00 | 74 | 23 | A0.0 | 0 | 5 | 1 | Fair | Fair | Fair |
| 2021-07-10 00:00:00 | 73 | 23 | A0.0 | 0 | 5 | 2 | Fair | Poor | Closed |
| 2021-07-09 12:00:00 | 73 | 23 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-09 00:00:00 | 76 | 25 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-07-08 12:00:00 | 76 | 25 | A0.0 | 0 | 6 | 2 | Fair | Fair | Fair |
| 2021-07-08 00:00:00 | 83 | 52 | A0.0 | 0 | 6 | 2 | Fair | Poor | Closed |
| 2021-07-07 12:00:00 | 83 | 52 | A0.0 | 0 | 8 | 2 | Fair | Poor | Closed |
| 2021-07-07 00:00:00 | 89 | 43 | A0.0 | 0 | 8 | 2 | Fair | Fair | Fair |
| 2021-07-06 12:00:00 | 89 | 43 | A0.0 | 0 | 7 | 2 | Fair | Poor | Closed |
| 2021-07-06 00:00:00 | 91 | 60 | A0.0 | 0 | 7 | 2 | Fair | Poor | Closed |
| 2021-07-05 12:00:00 | 91 | 60 | A0.0 | 0 | 3 | 2 | Fair | Poor | Closed |
| 2021-07-05 00:00:00 | 94 | 81 | A0.0 | 0 | 3 | 1 | Fair | Normal | Normal |
| 2021-07-04 12:00:00 | 94 | 81 | A0.0 | 0 | 4 | 1 | Fair | Normal | Normal |
| 2021-07-04 00:00:00 | 95 | 72 | A0.0 | 0 | 4 | 0 | Fair | Fair | Fair |
| 2021-07-03 12:00:00 | 95 | 72 | A0.0 | 0 | 5 | 1 | Fair | Fair | Fair |
| 2021-07-03 00:00:00 | 94 | 56 | A0.0 | 0 | 6 | 1 | Fair | Fair | Fair |
| 2021-07-02 12:00:00 | 94 | 56 | A0.0 | 0 | 7 | 1 | Fair | Fair | Fair |
| 2021-07-02 00:00:00 | 94 | 53 | A0.0 | 0 | 7 | 1 | Fair | Fair | Fair |
| 2021-07-01 12:00:00 | 94 | 53 | A0.0 | 0 | 14 | 1 | Fair | Poor | Closed |
| 2021-07-01 00:00:00 | 93 | 56 | A0.0 | 0 | 14 | 4 | Closed | Closed | Closed |
| 2021-06-30 12:00:00 | 93 | 56 | A0.0 | 0 | 5 | 3 | Fair | Poor | Closed |
| 2021-06-30 00:00:00 | 89 | 50 | A0.0 | 0 | 5 | 1 | Fair | Fair | Fair |
| 2021-06-29 12:00:00 | 89 | 50 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-06-29 00:00:00 | 87 | 32 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-06-28 12:00:00 | 87 | 32 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-06-28 00:00:00 | 82 | 16 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
| 2021-06-27 12:00:00 | 82 | 16 | A0.0 | 0 | 4 | 1 | Fair | Fair | Fair |
