It's a special air mission call sign and the aircraft that carries that registration number just left Ramstein Germany. Here is a screen grab from flight aware.
SAM481 (files.catbox.moe)
It's a special air mission call sign and the aircraft that carries that registration number just left Ramstein Germany. Here is a screen grab from flight aware.
[SAM481](https://files.catbox.moe/thnt9e.jpg)
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