| Route | Seafields Branch |
| Section | Dawdon Jn to Seaham Harbour NR boundary |
| ELR Maps | Atlas , Interactive |
| Area Maps | Seaham |
| Extent | 1M 0711y to 1M 1643y • 0.530 miles • 0.852 km |
| Measured | 0.864 km (Δ +12m) |
| Neighbours | LEN3 |
| NR Region | Eastern |
 | TRACKmaps Book 2 — Eastern |
🏢 Administrative Area
| Mileage | Country | Administrative Area |
|---|---|---|
| 1M 0711y to 1M 1643y | England | Durham |
📍 Nearest Place and District
| Mileage | Nearest Place | District / County | Distance |
|---|---|---|---|
| 1M 0711y to 1M 0758y | Dawdon | County Durham | 503m - 529m |
| 1M 0759y to 1M 1643y | Seaham | County Durham | 265m - 532m |
🏷️ Positional Accuracy Statistics
| Property | Count | Min | Max | Mean | Median | Std Dev |
|---|---|---|---|---|---|---|
| Linear Accuracy | 3 | 2m | 7m | 4m | 3m | 3m |
| Normalised Quarter Miles | 3 | 446y | 446y | 446y | 446y | 0y |
| Calibration Segment Length | 3 | 169y | 550y | 311y | 213y | 208y |