The current files being used to generate the list:
| Rank | Skimmer Call | Total Spots | Net Spots | Dupes Removed | Dupe % | Skew ppm |
|---|
Any skimmer with a skew of more than ±3 ppm should adjust their calibration.
Any skimmer producing more than 10% dupes should correct their configuration error.
HA8TKS has a real-time CW skimmer comparison page.
Enter your node callsign↓ to compare it with your ten closest skimmer neighbors over the last 15 minutes.
HA8TKS also has the option to select the exact skimmers you want to compare.
IBP-RBN Challenge is ranking skimmers by the number of NCDXF beacons heard in the previous day.
The Challenge Table is updated each day around 09:30PM Eastern.
To get your skimmer spotting the NCDXF beacons, see N4ZR's blog post Beacons Revisited - a checklist.