contentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · edit-22 months agoTIL the 1883 eruption of Krakotoa which killed 36,417 people was so loud it was heard 4800KM away and the sound pressure wave travelled the earth over 3 timesen.wikipedia.orgexternal-linkmessage-square4fedilinkarrow-up160arrow-down13file-textcross-posted to: til@lemmy.ca
arrow-up157arrow-down1external-linkTIL the 1883 eruption of Krakotoa which killed 36,417 people was so loud it was heard 4800KM away and the sound pressure wave travelled the earth over 3 timesen.wikipedia.orgcontentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · edit-22 months agomessage-square4fedilinkfile-textcross-posted to: til@lemmy.ca
minus-squareThrowawayPermanente@sh.itjust.workslinkfedilinkarrow-up7·2 months agoThe sound of the largest explosion is estimated to have been 180dB at 160km distance, and SPL falls off by 6 dB for each doubling of distance, so at the commonly used 1m distance it would have been over 280 dB.
minus-squareKogasa@programming.devlinkfedilinkarrow-up1·2 months agoAnd 286dB at 0.5m, and 292dB at 0.25m, and infinity dB at 0m
The sound of the largest explosion is estimated to have been 180dB at 160km distance, and SPL falls off by 6 dB for each doubling of distance, so at the commonly used 1m distance it would have been over 280 dB.
And 286dB at 0.5m, and 292dB at 0.25m, and infinity dB at 0m