FIELD: medical equipment.SUBSTANCE: system for determining location of an image forming device in three real-time measurements through a combination of image data and data from a sensor comprises: a tracking module, configured to generate tracking data on change in location of image forming device obtained from tracking sensor associated with image forming device, image tracking module configured to track image-based image change data of image forming device obtained from images, generated by the image forming apparatus, and a module for determining the current location of the image forming apparatus for calculating a combined change in the location of the image forming device and determining current location of image forming device, based on calculated combined change of location of image forming device and previously determined location of image forming device, wherein combined change of arrangement of image forming device is calculated using location change tracking data, reliability index, determined for location change tracking data, image-based location change data, and reliability factor determined for location change data, based on image. System for determining location of an image forming device in three real-time measurements through a combination of image data and data from a sensor comprises: a tracking module, configured to generate tracking data on change in location of image forming device obtained from tracking sensor associated with image forming device, image tracking module configured to track image-based image change data of image forming device obtained from images, generated by image forming device, workstation, including processor and memory, the memory comprising a module for determining the current location of the image forming apparatus for calculating a combined change in the location of the image forming apparatus and determining the current position of the image forming device, based on the calculated combined change in the location of t
