HF Propagation on QRZCQ - The database for radio hams

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:	137
Spot number:	93
X-Ray index:	A0.0
A index:	4
Kp index:	0

Conditions 00-10MHz:	Good
Conditions 10-20MHz:	Excellent
Conditions 20-30MHz:	Excellent
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 70cm between AS and AS is 42%
Probability of QSO on 2m between NA and NA is 35%
Probability of QSO on 2m between AS and AS is 75%
Probability of QSO on 2m between OC and OC is 2%
Probability of QSO on 6m between NA and NA is 52%
Probability of QSO on 6m between EU and EU is 47%
Probability of QSO on 6m between OC and OC is 24%
Probability of QSO on 10m between EU and AF is 35%
Probability of QSO on 10m between NA and SA is 3%
Probability of QSO on 12m between EU and AF is 73%
Probability of QSO on 12m between NA and SA is 6%
Probability of QSO on 12m between NA and AF is 9%
Probability of QSO on 15m between NA and SA is 16%
Probability of QSO on 15m between NA and EU is 7%
Probability of QSO on 15m between AS and SA is 20%
Probability of QSO on 15m between EU and AF is 61%
Probability of QSO on 15m between AS and AF is 58%
Probability of QSO on 15m between EU and NA is 5%
Probability of QSO on 15m between AF and NA is 19%
Probability of QSO on 15m between NA and AF is 24%
Probability of QSO on 15m between SA and EU is 45%
Probability of QSO on 17m between AF and NA is 14%
Probability of QSO on 17m between NA and SA is 6%
Probability of QSO on 17m between SA and AF is 100%
Probability of QSO on 17m between EU and AF is 43%
Probability of QSO on 17m between NA and AF is 24%
Probability of QSO on 17m between EU and NA is 9%
Probability of QSO on 20m between NA and SA is 7%
Probability of QSO on 20m between AF and NA is 6%
Probability of QSO on 20m between EU and SA is 15%
Probability of QSO on 20m between SA and EU is 13%
Probability of QSO on 20m between OC and SA is 3%
Probability of QSO on 20m between AS and AF is 45%
Probability of QSO on 20m between SA and AF is 60%
Probability of QSO on 20m between SA and NA is 8%
Probability of QSO on 20m between NA and EU is 12%
Probability of QSO on 20m between NA and AF is 40%
Probability of QSO on 20m between AF and SA is 20%
Probability of QSO on 20m between EU and AS is 15%
Probability of QSO on 20m between EU and NA is 20%
Probability of QSO on 20m between SA and OC is 4%
Probability of QSO on 20m between AF and EU is 15%
Probability of QSO on 20m between AS and SA is 26%
Probability of QSO on 20m between AS and EU is 37%
Probability of QSO on 20m between EU and AF is 44%
Probability of QSO on 20m between AS and NA is 26%
Probability of QSO on 30m between AS and EU is 27%
Probability of QSO on 30m between AS and SA is 13%
Probability of QSO on 30m between EU and NA is 7%
Probability of QSO on 30m between AS and AF is 21%
Probability of QSO on 30m between AS and NA is 15%
Probability of QSO on 30m between AF and SA is 35%
Probability of QSO on 30m between AF and NA is 25%
Probability of QSO on 30m between EU and AF is 39%
Probability of QSO on 30m between EU and SA is 23%
Probability of QSO on 30m between NA and AF is 21%
Probability of QSO on 30m between AF and EU is 32%
Probability of QSO on 30m between OC and NA is 16%
Probability of QSO on 30m between SA and EU is 15%
Probability of QSO on 30m between SA and AF is 29%
Probability of QSO on 30m between EU and OC is 27%
Probability of QSO on 40m between OC and AS is 1%
Probability of QSO on 40m between EU and AF is 42%
Probability of QSO on 40m between OC and NA is 100%
Probability of QSO on 40m between EU and SA is 28%
Probability of QSO on 40m between EU and AS is 4%
Probability of QSO on 40m between SA and AF is 29%
Probability of QSO on 40m between AS and EU is 24%
Probability of QSO on 40m between AS and AF is 33%
Probability of QSO on 40m between SA and EU is 34%
Probability of QSO on 40m between NA and AF is 18%
Probability of QSO on 40m between EU and NA is 1%
Probability of QSO on 60m between EU and AF is 24%
Probability of QSO on 60m between EU and SA is 32%
Probability of QSO on 80m between EU and SA is 4%
Probability of QSO on 160m between NA and EU is 1%
Probability of QSO on 160m between EU and SA is 0%

* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database

PROPAGATION BASED ON DX-CLUSTER

Conditions at 00-10MHz (9%) based on DX-Cluster
Spots de	dx AF	dx AS	dx EU	dx NA	dx OC	dx SA
AF	0%	0%	0%	0%	0%	0%
AS	0%	0%	2%	0%	0%	0%
EU	6%	0%	8%	3%	0%	4%
NA	2%	0%	6%	28%	0%	3%
OC	0%	0%	0%	0%	12%	0%
SA	0%	0%	9%	2%	0%	19%

Conditions at 10-20MHz (41%) based on DX-Cluster
Spots de	dx AF	dx AS	dx EU	dx NA	dx OC	dx SA
AF	0%	0%	1%	0%	0%	0%
AS	0%	1%	0%	2%	0%	0%
EU	1%	3%	5%	15%	0%	1%
NA	4%	11%	28%	19%	1%	3%
OC	0%	1%	1%	1%	2%	0%
SA	1%	0%	3%	4%	0%	1%

Conditions at 20-30MHz (52%) based on DX-Cluster
Spots de	dx AF	dx AS	dx EU	dx NA	dx OC	dx SA
AF	0%	0%	0%	0%	0%	0%
AS	1%	0%	4%	4%	0%	1%
EU	2%	4%	1%	9%	3%	2%
NA	3%	9%	29%	10%	4%	7%
OC	1%	2%	2%	2%	1%	1%
SA	0%	1%	1%	4%	0%	1%

Conditions at 50-54MHz (1%) based on DX-Cluster
Spots de	dx AF	dx AS	dx EU	dx NA	dx OC	dx SA
AF	0%	0%	0%	0%	0%	0%
AS	0%	0%	0%	0%	0%	0%
EU	0%	0%	0%	0%	0%	0%
NA	0%	0%	0%	100%	0%	0%
OC	0%	0%	0%	0%	0%	0%
SA	0%	0%	0%	0%	0%	0%

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
2022-05-27 00:00:00	137	93	A0.0	0	4	0	Good	Excellent	Excellent
2022-05-26 12:00:00	137	93	A0.0	0	6	1	Good	Excellent	Excellent
2022-05-26 00:00:00	147	137	A0.0	0	6	2	Normal	Excellent	Excellent
2022-05-25 12:00:00	147	137	A0.0	0	4	2	Normal	Excellent	Excellent
2022-05-25 00:00:00	158	132	A0.0	0	4	1	Good	Excellent	Excellent
2022-05-24 12:00:00	158	132	A0.0	0	5	1	Good	Excellent	Excellent
2022-05-24 00:00:00	165	138	A0.0	0	5	0	Good	Excellent	Excellent
2022-05-23 12:00:00	165	138	A0.0	0	11	2	Normal	Excellent	Excellent
2022-05-23 00:00:00	167	110	A0.0	0	11	1	Good	Excellent	Excellent
2022-05-22 12:00:00	167	110	A0.0	0	10	2	Normal	Excellent	Excellent
2022-05-22 00:00:00	166	109	A0.0	0	10	0	Good	Excellent	Excellent
2022-05-21 12:00:00	166	109	A0.0	0	12	1	Good	Excellent	Excellent
2022-05-21 00:00:00	173	154	A0.0	0	12	4	Fair	Good	Good
2022-05-20 12:00:00	173	154	A0.0	0	10	3	Normal	Excellent	Excellent
2022-05-20 00:00:00	180	147	A0.0	0	10	2	Normal	Excellent	Excellent
2022-05-19 12:00:00	180	147	A0.0	0	7	2	Normal	Excellent	Excellent
2022-05-19 00:00:00	171	153	A0.0	0	7	2	Normal	Excellent	Excellent
2022-05-18 12:00:00	171	153	A0.0	0	12	2	Normal	Excellent	Excellent
2022-05-18 00:00:00	162	173	A0.0	0	12	2	Fair	Good	Excellent
2022-05-17 12:00:00	162	173	A0.0	0	10	3	Fair	Good	Excellent
2022-05-17 00:00:00	154	129	A0.0	0	10	1	Good	Excellent	Excellent
2022-05-16 12:00:00	154	129	A0.0	0	12	3	Normal	Excellent	Excellent
2022-05-16 00:00:00	153	105	A0.0	0	12	1	Good	Excellent	Excellent
2022-05-15 12:00:00	153	105	A0.0	0	7	2	Normal	Excellent	Excellent
2022-05-15 00:00:00	150	120	A0.0	0	7	2	Normal	Excellent	Excellent
2022-05-14 12:00:00	150	120	A0.0	0	7	2	Normal	Excellent	Excellent
2022-05-14 00:00:00	133	112	A0.0	0	7	3	Normal	Excellent	Excellent
2022-05-13 12:00:00	133	112	A0.0	0	8	2	Normal	Excellent	Excellent
2022-05-13 00:00:00	133	84	A0.0	0	8	2	Normal	Excellent	Excellent
2022-05-12 12:00:00	133	84	A0.0	0	6	1	Good	Excellent	Excellent
2022-05-12 00:00:00	116	62	A0.0	0	6	2	Fair	Poor	Closed
2022-05-11 12:00:00	116	62	A0.0	0	3	1	Fair	Fair	Fair
2022-05-11 00:00:00	117	71	A0.0	0	3	1	Fair	Fair	Fair
2022-05-10 12:00:00	117	71	A0.0	0	8	1	Fair	Fair	Fair
2022-05-10 00:00:00	119	89	A0.0	0	8	0	Fair	Normal	Normal
2022-05-09 12:00:00	119	89	A0.0	0	6	2	Poor	Fair	Fair
2022-05-09 00:00:00	118	66	A0.0	0	6	2	Fair	Poor	Closed
2022-05-08 12:00:00	118	66	A0.0	0	3	2	Fair	Poor	Closed
2022-05-08 00:00:00	119	64	A0.0	0	3	2	Fair	Poor	Closed
2022-05-07 12:00:00	119	64	A0.0	0	5	1	Fair	Fair	Fair
2022-05-07 00:00:00	120	85	A0.0	0	5	1	Fair	Normal	Normal
2022-05-06 12:00:00	120	85	A0.0	0	4	1	Fair	Normal	Normal
2022-05-06 00:00:00	130	64	A0.0	0	4	1	Excellent	Excellent	Excellent
2022-05-05 12:00:00	130	64	A0.0	0	6	1	Excellent	Excellent	Excellent
2022-05-05 00:00:00	114	53	A0.0	0	6	2	Fair	Poor	Closed
2022-05-04 12:00:00	114	53	A0.0	0	7	2	Fair	Poor	Closed
2022-05-04 00:00:00	112	69	A0.0	0	7	2	Fair	Poor	Closed
2022-05-03 12:00:00	112	69	A0.0	0	6	2	Fair	Poor	Closed
2022-05-03 00:00:00	109	36	A0.0	0	6	1	Fair	Fair	Fair
2022-05-02 12:00:00	109	36	A0.0	0	9	1	Fair	Fair	Fair
2022-05-02 00:00:00	120	50	A0.0	0	9	2	Fair	Poor	Closed
2022-05-01 12:00:00	120	50	A0.0	0	18	2	Poor	Closed	Closed
2022-05-01 00:00:00	124	90	A0.0	0	18	2	Fair	Good	Good
2022-04-30 12:00:00	124	90	A0.0	0	15	3	Fair	Good	Good
2022-04-30 00:00:00	132	118	A0.0	0	15	2	Fair	Good	Good
2022-04-29 12:00:00	132	118	A0.0	0	14	2	Fair	Good	Good
2022-04-29 00:00:00	142	95	A0.0	0	14	3	Fair	Good	Good
2022-04-28 12:00:00	142	95	A0.0	0	21	2	Fair	Good	Good
2022-04-28 00:00:00	150	126	A0.0	0	21	5	Fair	Normal	Normal
2022-04-27 12:00:00	150	126	A0.0	0	3	1	Good	Excellent	Excellent