jklondon
Posts: 23
Joined: Thu Dec 31, 2015 1:58 pm

Sensehat Readings Making No Sense

Tue Jan 12, 2016 9:34 am

Hi,

I understand the sensors are not the best but struggling to explain the negative correlation between temperature and pressure (I might be missing something obvious perhaps)

See attached image taken over ~10 hours in cooling room (where heater was turned off)
sensehat_readings.gif
sensehat_readings.gif (17.79 KiB) Viewed 614 times
Thanks
JK

jklondon
Posts: 23
Joined: Thu Dec 31, 2015 1:58 pm

Re: Sensehat Readings Making No Sense

Tue Jan 12, 2016 9:35 am

Sorry for small image but upload limits here tiny. First line at top is temperature, second one is pressure and third is humidity.

jklondon
Posts: 23
Joined: Thu Dec 31, 2015 1:58 pm

Re: Sensehat Readings Making No Sense

Wed Jan 13, 2016 5:38 pm

Any idea - perhaps the board is faulty or the product is?

User avatar
karrika
Posts: 1123
Joined: Mon Oct 19, 2015 6:21 am
Location: Finland

Re: Sensehat Readings Making No Sense

Wed Jan 13, 2016 6:38 pm

Without any scientific backgroud it looks as the humidity is getting lower at the same time as pressure is getting higher. This is the way things work. Rain and low pressure.

The temperature is a very local thing. Perhaps the temp is getting lower at night?

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