Why can ships still be picked up over the horizon by sonar and radar? Wouldn't the Earth's curvature give every ship a maximum 12 mile range? - Quora
![Remote Sensing | Free Full-Text | Range-Doppler Based CFAR Ship Detection with Automatic Training Data Selection Remote Sensing | Free Full-Text | Range-Doppler Based CFAR Ship Detection with Automatic Training Data Selection](https://pub.mdpi-res.com/remotesensing/remotesensing-11-01270/article_deploy/html/images/remotesensing-11-01270-g020.png?1571601051)
Remote Sensing | Free Full-Text | Range-Doppler Based CFAR Ship Detection with Automatic Training Data Selection
![A radar station locates a sinking ship at range 16.0 km and bearing 136 degrees clockwise from north. From the same station, a rescue plane is at horizontal range 19.6 km, 150 A radar station locates a sinking ship at range 16.0 km and bearing 136 degrees clockwise from north. From the same station, a rescue plane is at horizontal range 19.6 km, 150](https://homework.study.com/cimages/multimages/16/vector_addition_4532641784204044479.png)
A radar station locates a sinking ship at range 16.0 km and bearing 136 degrees clockwise from north. From the same station, a rescue plane is at horizontal range 19.6 km, 150
![E-band Ultra Short-range Marine Radar” Booklet – Millimeter wave components and systems, waveguide antennas, standard gain horns, MM wave radars – ELVA-1 E-band Ultra Short-range Marine Radar” Booklet – Millimeter wave components and systems, waveguide antennas, standard gain horns, MM wave radars – ELVA-1](https://elva-1.com/wp-content/uploads/2022/03/e-band-marine-radar-209x300.jpg)
E-band Ultra Short-range Marine Radar” Booklet – Millimeter wave components and systems, waveguide antennas, standard gain horns, MM wave radars – ELVA-1
![Remote Sensing | Free Full-Text | Range-Doppler Based CFAR Ship Detection with Automatic Training Data Selection Remote Sensing | Free Full-Text | Range-Doppler Based CFAR Ship Detection with Automatic Training Data Selection](https://pub.mdpi-res.com/remotesensing/remotesensing-11-01270/article_deploy/html/images/remotesensing-11-01270-g029.png?1571601053)