| 06290 Twenthe |
|
| Coordinates: |
Latitude 52° 16' N. Longitude: 06° 54' E. |
| Elevation: : |
+34,5 m. ASL. |
| Measurements |
19510101 - present. |
| Site characterization: |
Slightly undulating terrain. Woodlands alternated
with meadows and arable land. Airport. |
| Soil type: |
Sand |
| Height of barometer: |
+34,6 m. relative to mean sea level. |
| Height windspeed measurements: |
10 m. ASL. |
Temperature: |
measurements by means of a.... |
| 19510101 - 19671221 |
electrical resistance thermometer housed in a Stevenson
screen (2.2 m above ground level). |
| 19671222 - 19680228 |
electrical resistance thermometer housed in a Stevenson
screen (1.5 m above ground level). |
| 19680301 - 19930630 |
electrical resistance thermometer housed in a Stevenson
screen (1.5 m above ground level). |
| 19930701 - present |
resistance sensor housed in a round shaped multi-plate
radiation screen (1.5 m above grond level). |
Precipitation: |
measurements by means of a.... ( 0,40 m above ground
level): |
| 19740601 - 19930630 |
pluviograph with a circular orifice of 2 dm2. |
| 19930701 - present |
automatic, electronic measurements (circular orifice
2 dm2). |
Air pressure: |
measurements by means of a....(reduced to mean sea
level): |
| 19510101 - 19930630 |
barograph and mercury barometer. |
| 19930701 - heden |
digital barometer (principle: "Digiquartz Pressure
Transducer"). |
| Wind |
measurements by means of a....and height
measurements: |
| 19510101 - 19510830 |
Dines door vliegtuigongeluk niet bruikbaar. |
| 19510901 - 19580715 |
Dines, mast van 6,0 m op gebouw van 15,0 m. Meethoogte 21,0 m. |
| 19580716 - 19841031 |
cup anemometer van Doorn apparatuur op windmeetmast; kleine verplaatsingen op 19671221 en 19680103. Meethoogte 10,0 m. |
| 19841101 - 19930630 |
cup anemometer en windvaan KNMI, Camille Bauer recorder. Meethoogte 10,0 m. |
| 19930701 - present |
idem; AWS (digitale registratie). Meethoogte 10,0 m. |
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