{"__meta__": "synthetic", "disclaimer": "Synthetic demo data inspired by real Baltic geography, MMSI/OUI conventions, and infrastructure. Not real observations.", "dataset": "s9-porvoo-drone/drone_radar", "version": "1.0"}
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{"timestamp": "2025-08-14T09:08:04.000000Z", "ts_epoch_ms": 1755162484000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.185211, "lon": 25.61173, "alt_m": 4.4, "speed_mps": 7.55, "heading_deg": 333.6, "rcs_m2": 0.02, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 15.5}
{"timestamp": "2025-08-14T09:08:08.000000Z", "ts_epoch_ms": 1755162488000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.185457, "lon": 25.611519, "alt_m": 8.4, "speed_mps": 7.39, "heading_deg": 333.6, "rcs_m2": 0.022, "classification": "drone_small", "confidence": 0.841, "kind": "airborne", "speed_kn": 14.1}
{"timestamp": "2025-08-14T09:08:12.000000Z", "ts_epoch_ms": 1755162492000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.185711, "lon": 25.611295, "alt_m": 10.5, "speed_mps": 7.14, "heading_deg": 333.6, "rcs_m2": 0.021, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 13.8}
{"timestamp": "2025-08-14T09:08:16.000000Z", "ts_epoch_ms": 1755162496000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.185927, "lon": 25.611049, "alt_m": 11.2, "speed_mps": 6.57, "heading_deg": 333.6, "rcs_m2": 0.02, "classification": "drone_small", "confidence": 0.858, "kind": "airborne", "speed_kn": 12.6}
{"timestamp": "2025-08-14T09:08:20.000000Z", "ts_epoch_ms": 1755162500000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.186349, "lon": 25.610826, "alt_m": 10.6, "speed_mps": 7.78, "heading_deg": 333.6, "rcs_m2": 0.023, "classification": "drone_small", "confidence": 0.799, "kind": "airborne", "speed_kn": 15.7}
{"timestamp": "2025-08-14T09:08:24.000000Z", "ts_epoch_ms": 1755162504000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.186405, "lon": 25.610574, "alt_m": 8.3, "speed_mps": 7.28, "heading_deg": 333.6, "rcs_m2": 0.026, "classification": "drone_small", "confidence": 0.89, "kind": "airborne", "speed_kn": 14.6}
{"timestamp": "2025-08-14T09:08:28.000000Z", "ts_epoch_ms": 1755162508000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.186705, "lon": 25.610341, "alt_m": 13.3, "speed_mps": 6.49, "heading_deg": 333.6, "rcs_m2": 0.023, "classification": "drone_small", "confidence": 0.816, "kind": "airborne", "speed_kn": 13.0}
{"timestamp": "2025-08-14T09:08:32.000000Z", "ts_epoch_ms": 1755162512000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.186864, "lon": 25.610108, "alt_m": 13.8, "speed_mps": 8.3, "heading_deg": 333.6, "rcs_m2": 0.026, "classification": "drone_small", "confidence": 0.835, "kind": "airborne", "speed_kn": 15.3}
{"timestamp": "2025-08-14T09:08:36.000000Z", "ts_epoch_ms": 1755162516000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.187122, "lon": 25.60988, "alt_m": 16.4, "speed_mps": 7.56, "heading_deg": 333.6, "rcs_m2": 0.027, "classification": "drone_small", "confidence": 0.838, "kind": "airborne", "speed_kn": 14.8}
{"timestamp": "2025-08-14T09:08:40.000000Z", "ts_epoch_ms": 1755162520000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.187363, "lon": 25.609679, "alt_m": 19.9, "speed_mps": 6.96, "heading_deg": 333.6, "rcs_m2": 0.025, "classification": "drone_small", "confidence": 0.793, "kind": "airborne", "speed_kn": 14.2}
{"timestamp": "2025-08-14T09:08:44.000000Z", "ts_epoch_ms": 1755162524000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.187628, "lon": 25.609497, "alt_m": 20.7, "speed_mps": 6.87, "heading_deg": 333.6, "rcs_m2": 0.026, "classification": "drone_small", "confidence": 0.821, "kind": "airborne", "speed_kn": 14.5}
{"timestamp": "2025-08-14T09:08:48.000000Z", "ts_epoch_ms": 1755162528000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.18778, "lon": 25.609278, "alt_m": 22.6, "speed_mps": 6.72, "heading_deg": 333.6, "rcs_m2": 0.021, "classification": "drone_small", "confidence": 0.813, "kind": "airborne", "speed_kn": 14.0}
{"timestamp": "2025-08-14T09:08:52.000000Z", "ts_epoch_ms": 1755162532000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.187918, "lon": 25.609019, "alt_m": 23.4, "speed_mps": 8.26, "heading_deg": 333.6, "rcs_m2": 0.025, "classification": "drone_small", "confidence": 0.839, "kind": "airborne", "speed_kn": 16.9}
{"timestamp": "2025-08-14T09:08:56.000000Z", "ts_epoch_ms": 1755162536000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.188351, "lon": 25.60873, "alt_m": 21.5, "speed_mps": 7.19, "heading_deg": 333.6, "rcs_m2": 0.025, "classification": "drone_small", "confidence": 0.77, "kind": "airborne", "speed_kn": 13.3}
{"timestamp": "2025-08-14T09:09:00.000000Z", "ts_epoch_ms": 1755162540000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.188469, "lon": 25.608539, "alt_m": 24.3, "speed_mps": 7.5, "heading_deg": 333.6, "rcs_m2": 0.023, "classification": "drone_small", "confidence": 0.851, "kind": "airborne", "speed_kn": 15.7}
{"timestamp": "2025-08-14T09:09:04.000000Z", "ts_epoch_ms": 1755162544000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.188684, "lon": 25.608221, "alt_m": 30.1, "speed_mps": 7.1, "heading_deg": 333.6, "rcs_m2": 0.024, "classification": "drone_small", "confidence": 0.786, "kind": "airborne", "speed_kn": 13.9}
{"timestamp": "2025-08-14T09:09:08.000000Z", "ts_epoch_ms": 1755162548000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.189081, "lon": 25.608158, "alt_m": 26.3, "speed_mps": 6.93, "heading_deg": 333.6, "rcs_m2": 0.027, "classification": "drone_small", "confidence": 0.755, "kind": "airborne", "speed_kn": 14.4}
{"timestamp": "2025-08-14T09:09:12.000000Z", "ts_epoch_ms": 1755162552000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.189243, "lon": 25.607824, "alt_m": 27.0, "speed_mps": 7.28, "heading_deg": 333.6, "rcs_m2": 0.017, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 14.6}
{"timestamp": "2025-08-14T09:09:16.000000Z", "ts_epoch_ms": 1755162556000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.189408, "lon": 25.607527, "alt_m": 30.9, "speed_mps": 6.44, "heading_deg": 333.6, "rcs_m2": 0.023, "classification": "drone_small", "confidence": 0.84, "kind": "airborne", "speed_kn": 12.3}
{"timestamp": "2025-08-14T09:09:20.000000Z", "ts_epoch_ms": 1755162560000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.189636, "lon": 25.607356, "alt_m": 30.6, "speed_mps": 6.52, "heading_deg": 333.6, "rcs_m2": 0.021, "classification": "drone_small", "confidence": 0.766, "kind": "airborne", "speed_kn": 13.3}
{"timestamp": "2025-08-14T09:09:24.000000Z", "ts_epoch_ms": 1755162564000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.189899, "lon": 25.607078, "alt_m": 29.9, "speed_mps": 7.11, "heading_deg": 333.6, "rcs_m2": 0.026, "classification": "drone_small", "confidence": 0.845, "kind": "airborne", "speed_kn": 12.2}
{"timestamp": "2025-08-14T09:09:28.000000Z", "ts_epoch_ms": 1755162568000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.190259, "lon": 25.606898, "alt_m": 36.3, "speed_mps": 7.16, "heading_deg": 333.6, "rcs_m2": 0.025, "classification": "drone_small", "confidence": 0.882, "kind": "airborne", "speed_kn": 14.9}
{"timestamp": "2025-08-14T09:09:32.000000Z", "ts_epoch_ms": 1755162572000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.190399, "lon": 25.606652, "alt_m": 35.7, "speed_mps": 8.38, "heading_deg": 333.6, "rcs_m2": 0.021, "classification": "drone_small", "confidence": 0.801, "kind": "airborne", "speed_kn": 15.8}
{"timestamp": "2025-08-14T09:09:36.000000Z", "ts_epoch_ms": 1755162576000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.190643, "lon": 25.606414, "alt_m": 38.3, "speed_mps": 6.79, "heading_deg": 333.6, "rcs_m2": 0.02, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 12.6}
{"timestamp": "2025-08-14T09:09:40.000000Z", "ts_epoch_ms": 1755162580000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.190878, "lon": 25.606217, "alt_m": 36.5, "speed_mps": 7.0, "heading_deg": 333.6, "rcs_m2": 0.03, "classification": "drone_small", "confidence": 0.783, "kind": "airborne", "speed_kn": 14.0}
{"timestamp": "2025-08-14T09:09:44.000000Z", "ts_epoch_ms": 1755162584000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.191067, "lon": 25.605978, "alt_m": 43.9, "speed_mps": 6.76, "heading_deg": 333.6, "rcs_m2": 0.024, "classification": "drone_small", "confidence": 0.848, "kind": "airborne", "speed_kn": 12.5}
{"timestamp": "2025-08-14T09:09:48.000000Z", "ts_epoch_ms": 1755162588000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.191342, "lon": 25.605696, "alt_m": 39.9, "speed_mps": 7.13, "heading_deg": 333.6, "rcs_m2": 0.025, "classification": "drone_small", "confidence": 0.781, "kind": "airborne", "speed_kn": 12.9}
{"timestamp": "2025-08-14T09:09:52.000000Z", "ts_epoch_ms": 1755162592000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.191562, "lon": 25.605407, "alt_m": 38.7, "speed_mps": 6.58, "heading_deg": 333.6, "rcs_m2": 0.022, "classification": "drone_small", "confidence": 0.796, "kind": "airborne", "speed_kn": 13.2}
{"timestamp": "2025-08-14T09:09:56.000000Z", "ts_epoch_ms": 1755162596000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.191747, "lon": 25.605228, "alt_m": 44.8, "speed_mps": 7.44, "heading_deg": 333.6, "rcs_m2": 0.032, "classification": "drone_small", "confidence": 0.776, "kind": "airborne", "speed_kn": 15.2}
{"timestamp": "2025-08-14T09:10:00.000000Z", "ts_epoch_ms": 1755162600000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.192043, "lon": 25.605126, "alt_m": 42.0, "speed_mps": 6.9, "heading_deg": 333.6, "rcs_m2": 0.021, "classification": "drone_small", "confidence": 0.814, "kind": "airborne", "speed_kn": 14.0}
{"timestamp": "2025-08-14T09:10:04.000000Z", "ts_epoch_ms": 1755162604000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.192276, "lon": 25.604589, "alt_m": 47.3, "speed_mps": 9.11, "heading_deg": 325.7, "rcs_m2": 0.025, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 17.3}
{"timestamp": "2025-08-14T09:10:08.000000Z", "ts_epoch_ms": 1755162608000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.192614, "lon": 25.604276, "alt_m": 50.7, "speed_mps": 9.51, "heading_deg": 325.7, "rcs_m2": 0.017, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 16.9}
{"timestamp": "2025-08-14T09:10:12.000000Z", "ts_epoch_ms": 1755162612000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.192768, "lon": 25.603853, "alt_m": 48.4, "speed_mps": 8.81, "heading_deg": 325.7, "rcs_m2": 0.03, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 17.4}
{"timestamp": "2025-08-14T09:10:16.000000Z", "ts_epoch_ms": 1755162616000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.193083, "lon": 25.603552, "alt_m": 48.8, "speed_mps": 8.53, "heading_deg": 325.7, "rcs_m2": 0.017, "classification": "drone_small", "confidence": 0.761, "kind": "airborne", "speed_kn": 16.2}
{"timestamp": "2025-08-14T09:10:20.000000Z", "ts_epoch_ms": 1755162620000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.193282, "lon": 25.603139, "alt_m": 52.7, "speed_mps": 9.0, "heading_deg": 325.7, "rcs_m2": 0.024, "classification": "drone_small", "confidence": 0.779, "kind": "airborne", "speed_kn": 19.0}
{"timestamp": "2025-08-14T09:10:24.000000Z", "ts_epoch_ms": 1755162624000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.193633, "lon": 25.602789, "alt_m": 52.2, "speed_mps": 9.24, "heading_deg": 325.7, "rcs_m2": 0.023, "classification": "drone_small", "confidence": 0.778, "kind": "airborne", "speed_kn": 18.2}
{"timestamp": "2025-08-14T09:10:28.000000Z", "ts_epoch_ms": 1755162628000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.193923, "lon": 25.602463, "alt_m": 54.1, "speed_mps": 7.33, "heading_deg": 325.7, "rcs_m2": 0.018, "classification": "drone_small", "confidence": 0.85, "kind": "airborne", "speed_kn": 14.8}
{"timestamp": "2025-08-14T09:10:32.000000Z", "ts_epoch_ms": 1755162632000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.194145, "lon": 25.602083, "alt_m": 54.7, "speed_mps": 8.87, "heading_deg": 325.7, "rcs_m2": 0.024, "classification": "drone_small", "confidence": 0.767, "kind": "airborne", "speed_kn": 18.2}
{"timestamp": "2025-08-14T09:10:36.000000Z", "ts_epoch_ms": 1755162636000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.194449, "lon": 25.601749, "alt_m": 53.7, "speed_mps": 8.65, "heading_deg": 325.7, "rcs_m2": 0.032, "classification": "drone_small", "confidence": 0.857, "kind": "airborne", "speed_kn": 16.8}
{"timestamp": "2025-08-14T09:10:40.000000Z", "ts_epoch_ms": 1755162640000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.194655, "lon": 25.601343, "alt_m": 58.0, "speed_mps": 9.3, "heading_deg": 325.7, "rcs_m2": 0.025, "classification": "drone_small", "confidence": 0.781, "kind": "airborne", "speed_kn": 17.5}
{"timestamp": "2025-08-14T09:10:44.000000Z", "ts_epoch_ms": 1755162644000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.194924, "lon": 25.600888, "alt_m": 57.4, "speed_mps": 8.83, "heading_deg": 325.7, "rcs_m2": 0.032, "classification": "drone_small", "confidence": 0.862, "kind": "airborne", "speed_kn": 17.8}
{"timestamp": "2025-08-14T09:10:48.000000Z", "ts_epoch_ms": 1755162648000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.195175, "lon": 25.600553, "alt_m": 58.1, "speed_mps": 9.21, "heading_deg": 325.7, "rcs_m2": 0.022, "classification": "drone_small", "confidence": 0.793, "kind": "airborne", "speed_kn": 17.0}
{"timestamp": "2025-08-14T09:10:52.000000Z", "ts_epoch_ms": 1755162652000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.195398, "lon": 25.600201, "alt_m": 56.4, "speed_mps": 9.26, "heading_deg": 325.7, "rcs_m2": 0.021, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 17.7}
{"timestamp": "2025-08-14T09:10:56.000000Z", "ts_epoch_ms": 1755162656000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.195855, "lon": 25.599759, "alt_m": 62.6, "speed_mps": 8.31, "heading_deg": 325.7, "rcs_m2": 0.027, "classification": "drone_small", "confidence": 0.755, "kind": "airborne", "speed_kn": 16.1}
{"timestamp": "2025-08-14T09:11:00.000000Z", "ts_epoch_ms": 1755162660000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.196021, "lon": 25.599483, "alt_m": 59.9, "speed_mps": 9.64, "heading_deg": 325.7, "rcs_m2": 0.028, "classification": "drone_small", "confidence": 0.75, "kind": "airborne", "speed_kn": 18.1}
{"timestamp": "2025-08-14T09:11:04.000000Z", "ts_epoch_ms": 1755162664000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.196261, "lon": 25.599019, "alt_m": 66.0, "speed_mps": 8.57, "heading_deg": 325.7, "rcs_m2": 0.025, "classification": "drone_small", "confidence": 0.95, "kind": "airborne", "speed_kn": 16.9}
{"timestamp": "2025-08-14T09:11:08.000000Z", "ts_epoch_ms": 1755162668000, "track_id": "T-DRN-S9-D1", "sensor_id": "RAD-EM\u00c4S-01", "lat": 60.196493, "lon": 25.598703, "alt_m": 63.1, "speed_mps": 8.12, "heading_deg": 325.7, "rcs_m2": 0.027, "classification": "drone_small", "confidence": 0.893, "kind": "airborne", "speed_kn": 15.2}
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