anchor.diff:  [/search?stationIds={stationIds}&fields={fields}&observedFrom={observedFrom}&observedUntil={observedUntil}&observedPeriod={observedPeriod}]
   
   #### Example
  -`https://point-observation.weather.mg/search?stationIds=3007237,3007300&fields=meteoGroupStationId,meteoGroupStationName,stationLocation,stationTimeZoneName,airTemperatureInCelsius,airTemperatureInFahrenheit,feelsLikeTemperatureInCelsius,feelsLikeTemperatureInFahrenheit,airPressureInHectoPascal,windSpeedInMeterPerSecond,windSpeedInKilometerPerHour,windSpeedInMilePerHour,windSpeedInBeaufort,windSpeedInKnot,windDirectionInDegree,dewPointTemperatureInCelsius,dewPointTemperatureInFahrenheit,relativeHumidityInPercent,effectiveCloudCoverInOcta,visibilityInMeter,visibilityInKilometers,visibilityInNauticalMile,visibilityInStatuteMile,weatherCode,windGustInMeterPerSecond,windGustInKilometerPerHour,windGustInMilePerHour,windGustInBeaufort,windGustInKnot,precipitationAmountInMillimeter,precipitationAmountInInch,pressureTendencyCode,pressureChangeInHectoPascal,temperatureMaxInDegreeCelsius,temperatureMaxInFahrenheit,temperatureMinInDegreeCelsius,temperatureMinInFahrenheit,precipitationAmountInMillimeter,precipitationAmountInInch,sunshineDurationInHours&observedPeriod=PT0S,PT1H,PT3H,PT12H,PT24H&observedFrom=2016-10-15T08:00:00Z&observedUntil=2016-10-15T10:00:00Z`
  +`https://point-observation.weather.mg/search?stationIds=3007237,3007300&fields=meteoGroupStationId,meteoGroupStationName,stationLocation,stationTimeZoneName,airTemperatureInCelsius,airTemperatureInFahrenheit,airTemperatureInKelvin,feelsLikeTemperatureInCelsius,feelsLikeTemperatureInFahrenheit,feelsLikeTemperatureInKelvin,airPressureInHectoPascal,windSpeedInMeterPerSecond,windSpeedInKilometerPerHour,windSpeedInMilesPerHour,windSpeedInBeaufort,windSpeedInKnots,windDirectionInDegree,dewPointTemperatureInCelsius,dewPointTemperatureInFahrenheit,relativeHumidityInPercent,effectiveCloudCoverInOcta,visibilityInMeter,visibilityInKilometer,visibilityInNauticalMile,visibilityInStatuteMile,weatherCode,windGustInMeterPerSecond,windGustInKilometerPerHour,windGustInMilesPerHour,windGustInBeaufort,windGustInKnots,precipitationAmountInMillimeter,precipitationAmountInInch,pressureTendencyCode,pressureChangeInHectoPascal,temperatureMaxInCelsius,temperatureMaxInFahrenheit,temperatureMaxInKelvin,temperatureMinInCelsius,temperatureMinInFahrenheit,temperatureMinInKelvin,precipitationAmountInMillimeter,precipitationAmountInInch,sunshineDurationInHours,sunshineDurationInMinutes&observedPeriod=PT0S,PT1H,PT3H,PT12H,PT24H&observedFrom=2016-10-15T08:00:00Z&observedUntil=2016-10-15T10:00:00Z`
   
   + Response 200 (application/json)
   
  
positive.code:           {
              "observations": [
                {
                  "dewPointTemperatureInCelsius": 3,
                  "observedPeriod": "PT0S",
                  "feelsLikeTemperatureInCelsius": 3.9,
                  "meteoGroupStationName": "Pleucadeuc",
                  "airPressureInHectoPascal": 1005.5,
                  "stationTimeZoneName": "Europe/Prague",
                  "effectiveCloudCoverInOcta": 5,
                  "observedUntil": "2016-10-15T08:00:00Z",
                  "dewPointTemperatureInFahrenheit": 37.4,
                  "windSpeedInMeterPerSecond": 0.5144445,
                  "airTemperatureInCelsius": 3.4,
                  "observedFrom": "2016-10-15T08:00:00Z",
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "visibilityInNauticalMile": 1.0799999,
                  "feelsLikeTemperatureInFahrenheit": 39.02,
                  "windSpeedInMilePerHour": 1.1507794,
                  "visibilityInKilometers": 2,
                  "windSpeedInKilometerPerHour": 1.852,
                  "windSpeedInBeaufort": 1,
                  "visibilityInMeter": 2000,
                  "windDirectionInDegree": 210,
                  "windSpeedInKnot": 0.99999976,
                  "meteoGroupStationId": "3007237",
                  "relativeHumidityInPercent": 97,
                  "weatherCode": "2",
                  "airTemperatureInFahrenheit": 38.12,
                  "visibilityInStatuteMile": 1.2427424
                },
                {
                  "observedFrom": "2016-10-15T07:00:00Z",
                  "windGustInKnot": 1.5999997,
                  "observedPeriod": "PT1H",
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "meteoGroupStationName": "Pleucadeuc",
                  "precipitationAmountInMillimeter": 0,
                  "windGustInBeaufort": 1,
                  "stationTimeZoneName": "Europe/Prague",
                  "windGustInKilometerPerHour": 2.9632,
                  "observedUntil": "2016-10-15T08:00:00Z",
                  "precipitationAmountInInch": 0,
                  "meteoGroupStationId": "3007237",
                  "windGustInMilePerHour": 1.8412471,
                  "windGustInMeterPerSecond": 0.8231112
                },
                {
                  "observedFrom": "2016-10-15T05:00:00Z",
                  "observedUntil": "2016-10-15T08:00:00Z",
                  "observedPeriod": "PT3H",
                  "pressureTendencyCode": 1,
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "meteoGroupStationName": "Pleucadeuc",
                  "meteoGroupStationId": "3007237",
                  "stationTimeZoneName": "Europe/Prague",
                  "pressureChangeInHectoPascal": 2
                },
                {
                  "observedFrom": "2016-10-14T20:00:00Z",
                  "observedUntil": "2016-10-15T08:00:00Z",
                  "observedPeriod": "PT12H",
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "temperatureMaxInDegreeCelsius": 3.7,
                  "meteoGroupStationName": "Pleucadeuc",
                  "meteoGroupStationId": "3007237",
                  "temperatureMinInDegreeCelsius": 3.1,
                  "stationTimeZoneName": "Europe/Prague",
                  "temperatureMinInFahrenheit": 37.58,
                  "temperatureMaxInFahrenheit": 38.66
                },
                {
                  "observedFrom": "2016-10-14T08:00:00Z",
                  "observedUntil": "2016-10-15T08:00:00Z",
                  "observedPeriod": "PT24H",
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "precipitationAmountInInch": 0.008,
                  "meteoGroupStationName": "Pleucadeuc",
                  "meteoGroupStationId": "3007237",
                  "precipitationAmountInMillimeter": 0.2,
                  "stationTimeZoneName": "Europe/Prague",
                  "sunshineDurationInHours": 12
                },
                {
                  "dewPointTemperatureInCelsius": 2.3,
                  "observedPeriod": "PT0S",
                  "feelsLikeTemperatureInCelsius": 3.1,
                  "meteoGroupStationName": "Pleucadeuc",
                  "airPressureInHectoPascal": 1005.5,
                  "stationTimeZoneName": "Europe/Prague",
                  "effectiveCloudCoverInOcta": 5,
                  "observedUntil": "2016-10-15T09:00:00Z",
                  "dewPointTemperatureInFahrenheit": 36.14,
                  "windSpeedInMeterPerSecond": 0.5144445,
                  "airTemperatureInCelsius": 2.6,
                  "observedFrom": "2016-10-15T09:00:00Z",
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "visibilityInNauticalMile": 1.0799999,
                  "feelsLikeTemperatureInFahrenheit": 37.58,
                  "windSpeedInMilePerHour": 1.1507794,
                  "visibilityInKilometers": 2,
                  "windSpeedInKilometerPerHour": 1.852,
                  "windSpeedInBeaufort": 1,
                  "visibilityInMeter": 2000,
                  "windDirectionInDegree": 230,
                  "windSpeedInKnot": 0.99999976,
                  "meteoGroupStationId": "3007237",
                  "relativeHumidityInPercent": 98,
                  "weatherCode": "2",
                  "airTemperatureInFahrenheit": 36.68,
                  "visibilityInStatuteMile": 1.2427424
                },
                {
                  "observedFrom": "2016-10-15T08:00:00Z",
                  "windGustInKnot": 1.8999995,
                  "observedPeriod": "PT1H",
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "meteoGroupStationName": "Pleucadeuc",
                  "precipitationAmountInMillimeter": 0,
                  "windGustInBeaufort": 1,
                  "stationTimeZoneName": "Europe/Prague",
                  "windGustInKilometerPerHour": 3.5188,
                  "observedUntil": "2016-10-15T09:00:00Z",
                  "precipitationAmountInInch": 0,
                  "meteoGroupStationId": "3007237",
                  "windGustInMilePerHour": 2.1864808,
                  "windGustInMeterPerSecond": 0.97744447
                },
                {
                  "observedFrom": "2016-10-15T06:00:00Z",
                  "observedUntil": "2016-10-15T09:00:00Z",
                  "observedPeriod": "PT3H",
                  "pressureTendencyCode": 1,
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "meteoGroupStationName": "Pleucadeuc",
                  "meteoGroupStationId": "3007237",
                  "stationTimeZoneName": "Europe/Prague",
                  "pressureChangeInHectoPascal": 2
                },
                {
                  "observedFrom": "2016-10-14T21:00:00Z",
                  "observedUntil": "2016-10-15T09:00:00Z",
                  "observedPeriod": "PT12H",
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "temperatureMaxInDegreeCelsius": 2.5,
                  "meteoGroupStationName": "Pleucadeuc",
                  "meteoGroupStationId": "3007237",
                  "temperatureMinInDegreeCelsius": 2.8,
                  "stationTimeZoneName": "Europe/Prague",
                  "temperatureMinInFahrenheit": 37.04,
                  "temperatureMaxInFahrenheit": 36.5
                },
                {
                  "observedFrom": "2016-10-14T09:00:00Z",
                  "observedUntil": "2016-10-15T09:00:00Z",
                  "observedPeriod": "PT24H",
                  "stationLocation": [
                    -2.2323,
                    47.4593
                  ],
                  "precipitationAmountInInch": 0.004,
                  "meteoGroupStationName": "Pleucadeuc",
                  "meteoGroupStationId": "3007237",
                  "precipitationAmountInMillimeter": 0.1,
                  "stationTimeZoneName": "Europe/Prague",
                  "sunshineDurationInHours": 12
                },
                {
                  "dewPointTemperatureInCelsius": 14.3,
                  "observedPeriod": "PT0S",
                  "feelsLikeTemperatureInCelsius": 14.1,
                  "meteoGroupStationName": "Germ",
                  "airPressureInHectoPascal": 1005.5,
                  "stationTimeZoneName": "Europe/Berlin",
                  "effectiveCloudCoverInOcta": 5,
                  "observedUntil": "2016-10-15T09:00:01Z",
                  "dewPointTemperatureInFahrenheit": 57.739998,
                  "windSpeedInMeterPerSecond": 0.5144445,
                  "airTemperatureInCelsius": 15.1,
                  "observedFrom": "2016-10-15T09:00:01Z",
                  "stationLocation": [
                    13.2323,
                    52.4593
                  ],
                  "visibilityInNauticalMile": 1.0799999,
                  "feelsLikeTemperatureInFahrenheit": 57.38,
                  "windSpeedInMilePerHour": 1.1507794,
                  "visibilityInKilometers": 2,
                  "windSpeedInKilometerPerHour": 1.852,
                  "windSpeedInBeaufort": 1,
                  "visibilityInMeter": 2000,
                  "windDirectionInDegree": 230,
                  "windSpeedInKnot": 0.99999976,
                  "meteoGroupStationId": "3007300",
                  "relativeHumidityInPercent": 98,
                  "weatherCode": "2",
                  "airTemperatureInFahrenheit": 59.18,
                  "visibilityInStatuteMile": 1.2427424
                },
                {
                  "observedFrom": "2016-10-15T08:00:01Z",
                  "windGustInKnot": 1.8999995,
                  "observedPeriod": "PT1H",
                  "stationLocation": [
                    13.2323,
                    52.4593
                  ],
                  "meteoGroupStationName": "Germ",
                  "precipitationAmountInMillimeter": 0,
                  "windGustInBeaufort": 1,
                  "stationTimeZoneName": "Europe/Berlin",
                  "windGustInKilometerPerHour": 3.5188,
                  "observedUntil": "2016-10-15T09:00:01Z",
                  "precipitationAmountInInch": 0,
                  "meteoGroupStationId": "3007300",
                  "windGustInMilePerHour": 2.1864808,
                  "windGustInMeterPerSecond": 0.97744447
                },
                {
                  "observedFrom": "2016-10-15T06:00:01Z",
                  "observedUntil": "2016-10-15T09:00:01Z",
                  "observedPeriod": "PT3H",
                  "pressureTendencyCode": 1,
                  "stationLocation": [
                    13.2323,
                    52.4593
                  ],
                  "meteoGroupStationName": "Germ",
                  "meteoGroupStationId": "3007300",
                  "stationTimeZoneName": "Europe/Berlin",
                  "pressureChangeInHectoPascal": 2
                },
                {
                  "observedFrom": "2016-10-14T21:00:01Z",
                  "observedUntil": "2016-10-15T09:00:01Z",
                  "observedPeriod": "PT12H",
                  "stationLocation": [
                    13.2323,
                    52.4593
                  ],
                  "temperatureMaxInDegreeCelsius": 16.5,
                  "meteoGroupStationName": "Germ",
                  "meteoGroupStationId": "3007300",
                  "temperatureMinInDegreeCelsius": 12.8,
                  "stationTimeZoneName": "Europe/Berlin",
                  "temperatureMinInFahrenheit": 55.04,
                  "temperatureMaxInFahrenheit": 61.7
                },
                {
                  "observedFrom": "2016-10-14T09:00:01Z",
                  "observedUntil": "2016-10-15T09:00:01Z",
                  "observedPeriod": "PT24H",
                  "stationLocation": [
                    13.2323,
                    52.4593
                  ],
                  "precipitationAmountInInch": 0.004,
                  "meteoGroupStationName": "Germ",
                  "meteoGroupStationId": "3007300",
                  "precipitationAmountInMillimeter": 0.1,
                  "stationTimeZoneName": "Europe/Berlin",
                  "sunshineDurationInHours": 12
                }
              ]
            }
  
negative.code:                 "pressureTendencyCode": 1
                },
                {
                  "locatedAt": [ -2.2323, 47.4593 ],
                  "meteoGroupStationId": "3007237",
                  "meteoGroupStationName": "Pleucadeuc",
                  "stationLocation": [ -2.2323, 47.4593 ],
                  "stationTimeZoneName": "Europe/Prague",
                  "observedFrom": "2016-10-14T20:00:00Z",
                  "observedUntil": "2016-10-15T08:00:00Z",
                  "observedPeriod": "PT12H",
                  "temperatureMaxInCelsius": 3.7,
                  "temperatureMaxInFahrenheit": 38.66,
                  "temperatureMaxInKelvin": 276.85,
                  "temperatureMinInCelsius": 3.1,
                  "temperatureMinInFahrenheit": 37.58,
                  "temperatureMinInKelvin": 276.25
                },
                {
                  "locatedAt": [ -2.2323, 47.4593 ],
                  "meteoGroupStationId": "3007237",
                  "meteoGroupStationName": "Pleucadeuc",
                  "stationLocation": [ -2.2323, 47.4593 ],
                  "stationTimeZoneName": "Europe/Prague",
                  "observedFrom": "2016-10-14T08:00:00Z",
                  "observedUntil": "2016-10-15T08:00:00Z",
                  "observedPeriod": "PT24H",
                  "precipitationAmountInMillimeter": 0.2,
                  "precipitationAmountInInch": 0.008,
                  "sunshineDurationInHours": 12,
                  "sunshineDurationInMinutes": 720.0
                },
                {
                  "locatedAt": [ -2.2323, 47.4593 ],
                  "meteoGroupStationId": "3007237",
                  "meteoGroupStationName": "Pleucadeuc",
                  "stationLocation": [ -2.2323, 47.4593 ],
                  "stationTimeZoneName": "Europe/Prague",
                  "observedFrom": "2016-10-15T09:00:00Z",
                  "observedUntil": "2016-10-15T09:00:00Z",
                  "observedPeriod": "PT0S",
                  "airTemperatureInCelsius": 2.6,
                  "airTemperatureInFahrenheit": 36.68,
                  "airTemperatureInKelvin": 275.75,
                  "feelsLikeTemperatureInCelsius": 3.1,
                  "feelsLikeTemperatureInFahrenheit": 37.58,
                  "feelsLikeTemperatureInKelvin": 276.25,
                  "airPressureInHectoPascal": 1005.5,
                  "windSpeedInMeterPerSecond": 0.5144445,
                  "windSpeedInKilometerPerHour": 1.852,
                  "windSpeedInMilesPerHour": 1.1507794,
                  "windSpeedInBeaufort": 1,
                  "windSpeedInKnots": 0.99999976,
                  "windDirectionInDegree": 230,
                  "dewPointTemperatureInCelsius": 2.3,
                  "dewPointTemperatureInFahrenheit": 36.14,
                  "dewPointTemperatureInKelvin": 275.44998,
                  "relativeHumidityInPercent": 98,
                  "effectiveCloudCoverInOcta": 5,
                  "visibilityInMeter": 2000,
                  "visibilityInKilometer": 2,
                  "visibilityInNauticalMile": 1.0799999,
                  "visibilityInStatuteMile": 1.2427424,
                  "weatherCode": "2"
                },
                {
                  "locatedAt": [ -2.2323, 47.4593 ],
                  "meteoGroupStationId": "3007237",
                  "meteoGroupStationName": "Pleucadeuc",
                  "stationLocation": [ -2.2323, 47.4593 ],
                  "stationTimeZoneName": "Europe/Prague",
                  "observedFrom": "2016-10-15T08:00:00Z",
                  "observedUntil": "2016-10-15T09:00:00Z",
                  "observedPeriod": "PT1H",
                  "windGustInMeterPerSecond": 0.97744447,
                  "windGustInKilometerPerHour": 3.5188,
                  "windGustInMilesPerHour": 2.1864808,
                  "windGustInBeaufort": 1,
                  "windGustInKnots": 1.8999995,
                  "precipitationAmountInMillimeter": 0,
                  "precipitationAmountInInch": 0
                },
                {
                  "locatedAt": [ -2.2323, 47.4593 ],
                  "meteoGroupStationId": "3007237",
                  "meteoGroupStationName": "Pleucadeuc",
                  "stationLocation": [ -2.2323, 47.4593 ],
                  "stationTimeZoneName": "Europe/Prague",
                  "observedFrom": "2016-10-15T06:00:00Z",
                  "observedUntil": "2016-10-15T09:00:00Z",
  