Charles River AT Dover

Ranking Statistics

247 score94.8of 100

Massachusetts median

91.8the median score of 747 stations

Scoring higher

298stations in Massachusetts

Sharing its score

3ranks 299 to 301

Points deducted

5.23.6 arrival, 1.6 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Massachusetts median 100.0, 100.0, 84.0

Next above

01104430rank 298; ahead on 247 score 94.9 against 94.8

Next below

KNTM3rank 301; behind on median arrival 27 min 50 s against 27 min 51 s

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 1064.36.4 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 10-8.4 of 10 points, at the medianMassachusetts median 84.0-

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