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# Weather Observation Station 17

[Question Link](https://www.hackerrank.com/challenges/weather-observation-station-17/problem?isFullScreen=true)

Query the *Western Longitude*(*LONG\_W*) where the smallest *Northern Latitude* (*LAT\_N*) in **STATION** that is greater than 38.7780. Round your answer to 4 decimal places.

The **STATION** table is described as follows: \
![](https://s3.amazonaws.com/hr-challenge-images/9336/1449345840-5f0a551030-Station.jpg)

where **LAT\_N** is the northern latitude and **LONG\_W** is the western longitude.

```sql
SELECT ROUND(long_w,4)
FROM Station
WHERE lat_n = (SELECT MIN(lat_n) FROM Station WHERE lat_n > 38.7880)
```