What I realized: The arrival time is not quite accurate in my case. The script says 19:35, but the records show the peak at 20:25.
[email protected] schrieb am Dienstag, 18. Januar 2022 um 20:39:22 UTC+1: > An improvement could be to also extract data for the 2nd wave from the > other direction. > > [email protected] schrieb am Dienstag, 18. Januar 2022 um 20:35:59 > UTC+1: > >> Obsessed? You're just wrong in the right way :D ;) >> >> I really like this thread, and your script. Here is my result: >> >> distance to eruption 16894.9 km arrival at 1642272882 (2022-01-15 >> 19:54:41) >> >> Google Earth Pro tells me, the distance is 16880.6km. >> >> [image: hunga_tonga.png] >> [email protected] schrieb am Dienstag, 18. Januar 2022 um 18:40:46 UTC+1: >> >>> I may be starting to obsess a bit, but give the attached python script a >>> try. You may have to install additional modules, e.g. geopy and sqlite3. >>> >>> 1. On line 9, specify your location >>> 2. On line 14, specify the range of hours you want to examine, around >>> the event. >>> 3. On line 25, you may need to adjust the query if your pressure data is >>> not in the barometer column of the archive table >>> 3. Move to the directory containing your weewx.sdb database, or on line >>> 22, specify its full path. >>> 4. Run the script >>> >>> The script calculates the distance from the eruption to your location, >>> the travel time to your location at the speed of sound, and then queries >>> and plots, and saves the barometer data for a time range around the >>> estimated arrival time. It also remove any linear trend and plots the >>> difference from that linear trend. >>> >>> Follow up with any improvements! >>> >>> Mine looks like this: >>> [image: hunga_tonga.png] >>> >> -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/0b623a6f-4b4b-4016-a861-860c4e0bbc5cn%40googlegroups.com.
