Superior Canal at Guide Rock/Superior Canal

Ranking Statistics

247 score94.2of 100

Nebraska median

93.9the median score of 681 stations

Scoring higher

284stations in Nebraska

Sharing its score

50ranks 285 to 334

Points deducted

5.83.3 forecast check, 2.3 arrival, 0.2 reports received

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Nebraska median 100.0, 100.0, 67.4

Next above

SPLN1rank 297; ahead on longest silence 90 min against 120 min

Next below

NLPN1rank 318; behind on median arrival 21 min 37 s against 21 min 38 s

Sharing its rank

19other 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 pointsNebraska median 99.4167 of 168 scheduled reports received in 7 days
2. Arrivalweight 1076.87.7 of 10 pointsNebraska median 80.2half its reports arrived within 22 min
3. Continuityweight 10100.010.0 of 10 pointsNebraska median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-20.0 of 20 points, at the medianNebraska median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianNebraska median 100.0-
6. Forecast checkweight 10-6.7 of 10 points, at the medianNebraska median 67.4-

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