# Haversine Formulas (Or ACOS/COS/SINor SQT) Not functioning with Sensor Location

**URL:** <https://community.thunkable.com/t/haversine-formulas-or-acos-cos-sinor-sqt-not-functioning-with-sensor-location/2753592>\
**Category:** Issues / Bugs\
**Tags:** help\
**Created:** [December 17, 2023, 9:35pm UTC](https://community.thunkable.com/t/haversine-formulas-or-acos-cos-sinor-sqt-not-functioning-with-sensor-location/2753592 "2023-12-17T21:35:58Z")\
**Posts on this page:** 1\
**Showing post:** 16

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**Author:** ![tatiang](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/tatiang/32/55482_2.png) [@tatiang](https://community.thunkable.com/u/tatiang)\
**Post date:** [December 24, 2023, 7:37pm UTC](https://community.thunkable.com/t/haversine-formulas-or-acos-cos-sinor-sqt-not-functioning-with-sensor-location/2753592/16 "2023-12-24T19:37:40Z")

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This is what I’ve always used for my [Air Quality app](https://community.thunkable.com/t/find-your-aqi-air-quality-app/1001836) and it’s been fine for my needs which are to the nearest 0.25 miles. I haven’t tested it with more specificity than that.

 ![image](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/0/5/058e8ed87917537ed0760c534c340b7001c242b3.png)

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_[View the full topic](https://community.thunkable.com/t/haversine-formulas-or-acos-cos-sinor-sqt-not-functioning-with-sensor-location/2753592)._