(major assumption) That's more than likely the position of the USS Gerald R. Ford (CVN-78).
Its support planes are in the area [1], and it was sighted on Sep 28 near Italy [2], and if I understand it correctly, has been tasked to this area.
1 - https://twitter.com/wipljw/status/1712780646530118125
2 - https://www.marinevesseltraffic.com/vessels/USS-Gerald-R.-Fo...