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Solar
SFI 128
SN 73
A 6
K 1 Quiet
X-Ray B9.3
Wind 401.6 km/s
Aurora 2
Updated 00:00 UTC HamQSL · N0NBH
Day 80/40m Fair 30/20m Good 17/15m Good 12/10m Fair
Night 80/40m Good 30/20m Good 17/15m Good 12/10m Poor

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bands have been weird lately, missing something obvious?

so ive been trying to work some DX the past couple weeks and the bands just feel... off? like 20m which is usually my go-to for europe in the evenings has been mostly dead or just barely there, and then out of nowhere last thursday i heard a ZL station coming in like he was down the street. confused the heck out of me because i wasnt even trying for the pacific, just had the rig on while eating dinner.

i check pskreporter and DXwatch pretty regularly but im still not great at reading the solar flux index numbers and knowing what they actually mean for propagation. i know higher is generally better but like... how high does it need to be before 10m or 12m start doing anything interesting? we had a few days last month where the SFI was up around 180 and i totally missed whatever opening happened because i was at work. feels like im always a step behind. anyone have tips for actually predicting when a good opening is coming instead of just stumbling into it by accident

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  • Sarah Thomas43
    Sarah Thomas43

    yeah the bands have been pretty inconsistent this month, youre not imagining it. the SFI being high doesnt automatically mean great conditions because you also have to watch the K-index and Kp numbers

  • Lisa Chen
    Lisa Chen

    honestly same, im pretty new to HF and the propagation stuff is kind of overwhelming at first. someone told me to just install the DX Toolkit app and watch the alerts, which helps a little. still dont

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yeah the bands have been pretty inconsistent this month, youre not imagining it. the SFI being high doesnt automatically mean great conditions because you also have to watch the K-index and Kp numbers. had a day two weeks ago where SFI was pushing 190 but a geomagnetic storm rolled in and basically killed everything above 40m for most of the day. frustrating as anything.

for 10m and 12m i usually start getting excited when SFI is consistently above 150 and the Kp is sitting at 2 or below. thats when i start checking the DX clusters more obsessively. the ZL thing you mentioned is probably a long path opening, they happen more around dawn and dusk and can be really surprising if you're not expecting it. worth checking what time sunrise was at your QTH versus Auckland, sometimes the math lines up in a way that makes those paths pop open for like a 20-30 minute window. i use a site called VOACAP online to model paths, takes a bit of learning but once you get the hang of it its pretty useful for planning when to actually sit at the radio.

honestly same, im pretty new to HF and the propagation stuff is kind of overwhelming at first. someone told me to just install the DX Toolkit app and watch the alerts, which helps a little. still dont fully understand all the numbers but im learning. the random ZL contact sounds awesome though, thats exactly the kind of thing that makes me want to keep at it

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