Charles River at Dover

Ranking Statistics

247 score95.1of 100

Massachusetts median

92.1the median score of 744 stations

Scoring higher

273stations in Massachusetts

Sharing its score

3ranks 274 to 276

Points deducted

4.93.5 arrival, 1.4 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Massachusetts median 100.0, 100.0, 85.6

Next above

FSHM3rank 274; ahead on median arrival 27 min 6 s against 27 min 33 s

Next below

MVYrank 277; behind on 247 score 95.1 against 95.0

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 35100.035.0 of 35 pointsMassachusetts median 85.7168 of 168 scheduled reports received in 7 days
2. Arrivalweight 1064.96.5 of 10 pointsMassachusetts median 100.0half its reports arrived within 28 min
3. Continuityweight 10100.010.0 of 10 pointsMassachusetts median 100.0longest silence 78 min, on a schedule of one report every 60 min
4. Accuracyweight 20-20.0 of 20 points, at the medianMassachusetts median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianMassachusetts median 100.0-
6. Forecast checkweight 10-8.6 of 10 points, at the medianMassachusetts median 85.6-

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