Beltsville

Ranking Statistics

247 score58.9of 100

Maryland median

89.0the median score of 736 stations

Scoring higher

726stations in Maryland

Sharing its score

1no other station

Points deducted

41.130.0 reports received, 8.7 continuity, 1.5 arrival, 0.8 forecast check, 0.2 accuracy

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Maryland median 99.0, 100.0, 92.1

Next above

CW1620rank 726; ahead on 247 score 59.1 against 58.9

Next below

LARM2rank 728; behind on 247 score 58.9 against 58.6

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 3514.35.0 of 35 pointsMaryland median 82.124 of 168 scheduled reports received in 7 days
2. Arrivalweight 1085.18.5 of 10 pointsMaryland median 94.0half its reports arrived within 17 min
3. Continuityweight 1013.41.3 of 10 pointsMaryland median 100.0longest silence 47 h, on a schedule of one report every 60 min
4. Accuracyweight 20-19.8 of 20 points, at the medianMaryland median 99.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianMaryland median 100.0-
6. Forecast checkweight 10-9.2 of 10 points, at the medianMaryland median 92.1-

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