Update README.md

README.md

@@ -21,11 +21,11 @@ The data comes from the Météo France database, made available as open source s
 
 |Features     | Description                                                                    |
 |-------------|--------------------------------------------------------------------------------|
-| LAT         | latitude, negative south (in degrees and millionths of degree)                 |
-| LON         | longitude, negative west of GREENWICH (in degrees and millionths of a degree)  |
-| ALTI        | altitude of the base of the shelter or rain gauge (in mm)                      |
-| AAAAMMJJHH  | date of measurement (year, month, day and time)                                |
-| T           | instant temperature under cover (in °C and 1/10)                               |
+| LAT         | Latitude, negative south (in degrees and millionths of degree)                 |
+| LON         | Longitude, negative west of GREENWICH (in degrees and millionths of a degree)  |
+| ALTI        | Altitude of the base of the shelter or rain gauge (in mm)                      |
+| AAAAMMJJHH  | Date of measurement (year, month, day and time)                                |
+| T           | Instant temperature under cover (in °C and 1/10)                               |
 
 
 - 'LAT' latitude, negative south (in degrees and millionths of degree)