Nunn 7 NNE

Ranking Statistics

247 score89.8of 100

Colorado median

93.2the median score of 2,650 stations

Scoring higher

1,729stations in Colorado

Sharing its score

7ranks 1,730 to 1,736

Points deducted

10.27.3 arrival, 1.6 accuracy, 1.3 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Colorado median 91.9, 100.0, 86.8

Next above

94075rank 1,730; ahead on median arrival 90 min 41 s against 90 min 51 s

Next below

03060rank 1,734; behind on median arrival 90 min 51 s against 90 min 52 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 pointsColorado median 98.884 of 84 scheduled reports received in 7 days
2. Arrivalweight 1027.02.7 of 10 pointsColorado median 90.3half its reports arrived within 1.5 h
3. Continuityweight 10100.010.0 of 10 pointsColorado median 100.0longest silence 3 h, on a schedule of one report every 2 h
4. Accuracyweight 20-18.4 of 20 points, at the medianColorado median 91.9-
5. Instrument checksweight 15-15.0 of 15 points, at the medianColorado median 100.0-
6. Forecast checkweight 10-8.7 of 10 points, at the medianColorado median 86.8-

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