Duck - Tide

Ranking Statistics

247 score96.7of 100

North Carolina median

95.0the median score of 2,255 stations

Scoring higher

934stations in North Carolina

Sharing its score

8ranks 935 to 942

Points deducted

3.32.2 arrival, 0.9 continuity, 0.2 reports received

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; North Carolina median 100.0, 100.0, 100.0

Next above

JMPN7rank 935; ahead on median arrival 20 min 58 s against 20 min 59 s

Next below

POIN7rank 938; behind on reports received 99.4% against 97.3%

Sharing its rank

1other stations, equal on every measure

Equal scores are ordered by the share of scheduled reports received, then the reports due in the week (the longer record first), then the median arrival, then the longest silence.

1. Reports receivedweight 3599.434.8 of 35 pointsNorth Carolina median 92.6835 of 840 scheduled reports received in 7 days
2. Arrivalweight 1078.07.8 of 10 pointsNorth Carolina median 95.2half its reports arrived within 21 min
3. Continuityweight 1090.99.1 of 10 pointsNorth Carolina median 100.0longest silence 48 min, on a schedule of one report every 12 min
4. Accuracyweight 20-20.0 of 20 points, at the medianNorth Carolina median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianNorth Carolina median 100.0-
6. Forecast checkweight 10-10.0 of 10 points, at the medianNorth Carolina median 100.0-

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.