Doorvaartopening (vast) Atjetille
Opening #4028
ยท route 36567543
Latest Clearance
pending
needs_reference_level_validation
- Water station
harlingen.waddenzeeHarlingen, Waddenzee- Water observed
- 2026-08-28 06:50:00
- Water level
- 0.680 m
- Calculated
- 2026-08-28 07:23:13
- Formula
pending_reference_level_interpretation
FIS Opening Fields
- Source id
fis.opening:4028- Parent id
-
55871094(bridge) - Reference level
- n/a
- Height closed
- 0.980 m
- Clearance height closed
- 1.500 m
- Height opened
- n/a
- Width
- 4.000 m
- Sill depth
- n/a
- Route km
- 2.061 - 2.061
Parent Bridge
- Name
- Atjetille
- Local id
6675- RWS id
55871094- Source id
fis.bridge:6675- Reference level
- KP
- MHW reference
- CANAL
- MHW offset
- n/a
- Can open
- no
Linked Water Stations
| Station | Method | Distance | Confidence | Latest Observation | Level |
|---|---|---|---|---|---|
harlingen.waddenzee
Harlingen, Waddenzee
|
nearest_spatial | 3,964 m | 0.60 | 2026-08-28 06:50:00 | 0.680 m |
Recent Clearance History
| Calculated | Water Observed | Water Level | Clearance | Status | Formula |
|---|---|---|---|---|---|
| 2026-08-28 07:23:13 | 2026-08-28 06:50:00 | 0.680 m | pending | needs_reference_level_validation | pending_reference_level_interpretation |
| 2026-08-28 07:18:17 | 2026-08-28 06:50:00 | 0.680 m | pending | needs_reference_level_validation | pending_reference_level_interpretation |
| 2026-08-28 07:10:51 | 2026-08-28 06:40:00 | 0.620 m | 0.360 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 06:10:39 | 2026-08-28 05:40:00 | 0.060 m | 0.920 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 05:10:28 | 2026-08-28 04:50:00 | -0.490 m | 1.470 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 04:10:15 | 2026-08-28 03:50:00 | -1.000 m | 1.980 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 03:10:04 | 2026-08-28 02:50:00 | -0.820 m | 1.800 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 02:09:52 | 2026-08-28 01:50:00 | -0.500 m | 1.480 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 01:09:40 | 2026-08-28 00:40:00 | -0.150 m | 1.130 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-28 00:09:28 | 2026-08-27 23:50:00 | 0.090 m | 0.890 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 23:09:16 | 2026-08-27 22:40:00 | 0.470 m | 0.510 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 22:09:04 | 2026-08-27 21:50:00 | 0.720 m | 0.260 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 21:08:52 | 2026-08-27 20:40:00 | 0.830 m | 0.150 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 20:08:39 | 2026-08-27 19:40:00 | 0.700 m | 0.280 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 19:08:26 | 2026-08-27 18:40:00 | 0.420 m | 0.560 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 18:08:11 | 2026-08-27 17:40:00 | -0.030 m | 1.010 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 17:07:49 | 2026-08-27 16:30:00 | -0.730 m | 1.710 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 16:07:30 | 2026-08-27 15:30:00 | -1.090 m | 2.070 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 15:07:18 | 2026-08-27 14:30:00 | -0.830 m | 1.810 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
| 2026-08-27 14:07:06 | 2026-08-27 13:40:00 | -0.560 m | 1.540 m | ok | kp_clearance_height_adjusted_by_current_nap_water_level |
Calculation Basis
{
"formula": {
"kind": "pending_reference_level_interpretation",
"expression": "not_computed_until_reference_level_rule_is_validated",
"water_source": "water_level_observation.value_m",
"height_source": "fis_bridge_opening.clearance_height_closed_m",
"reference_level_source": "fis_bridge.reference_level",
"reference_level_decision": "parent bridge reference level is available but not interpreted as NAP",
"effective_reference_level": "KP"
},
"station_link": {
"active": true,
"method": "nearest_spatial",
"confidence": 0.6036,
"distance_m": 3963.82,
"reviewed_at": null
},
"parent_bridge": {
"id": 6675,
"name": "Atjetille",
"rws_id": "55871094",
"can_open": false,
"source_id": "fis.bridge:6675",
"mhw_offset": null,
"reference_level": "KP",
"mhw_reference_level": null
},
"bridge_opening": {
"id": 4028,
"name": "Doorvaartopening (vast) Atjetille",
"route_id": "36567543",
"source_id": "fis.opening:4028",
"fairway_id": "36568088",
"route_km_end": 2.061,
"route_km_begin": 2.061,
"height_closed_m": 0.98,
"height_opened_m": null,
"reference_level": null,
"fairway_section_id": "36567673",
"clearance_height_closed_m": 1.5,
"clearance_height_opened_m": null
},
"water_observation": {
"value_m": 0.68,
"value_cm": 68,
"observed_at": "2026-08-28T06:50:00+00:00",
"process_type": "meting",
"quality_code": "00",
"retrieved_at": "2026-08-28T07:23:04.9997+00:00",
"station_code": "harlingen.waddenzee",
"reference_level": "NAP"
}
}
Geometry GeoJSON
{
"type": "Point",
"coordinates": [
5.4617763,
53.1590286
]
}
Raw FIS JSON
{
"id": 4028,
"type": "Feature",
"geometry": {
"type": "Point",
"coordinates": [
5.461776300000054,
53.159028600000056
]
},
"properties": {
"id": 55871156,
"name": "Doorvaartopening (vast) Atjetille",
"note": null,
"type": "VST",
"width": 4,
"isrsid": 55871169,
"number": 1,
"geotype": "opening",
"routeid": 36567543,
"vincode": "65148112",
"objectid": 4028,
"parentid": 55871094,
"condition": "CONSTRUCTED",
"fairwayid": 36568088,
"silldepth": null,
"routekmend": 2.0609578500000003,
"foreigncode": null,
"orientation": null,
"widthconvoy": 4,
"heightclosed": 0.9800000000000001,
"heightopened": null,
"routekmbegin": 2.061,
"geogeneration": 3310,
"parentgeotype": "bridge",
"fairwaysectionid": 36567673,
"passagedurationm": 0,
"clearanceheightclosed": 1.5,
"clearanceheightopened": null
}
}