Cobbleverse/Lumymon Eternatus Not Spawning??

I used the radar, and went to the location, but hes not there.

https://preview.redd.it/s2570c4fh4sg1.png?width=524&format=png&auto=webp&s=57685cef355a1f819c0eef4e80012a4bd1927836

https://preview.redd.it/p8ki1ylhh4sg1.png?width=564&format=png&auto=webp&s=be831e9c62e9de9e4bf0413388875d91c65de02d

https://preview.redd.it/l8ft6arkh4sg1.png?width=2554&format=png&auto=webp&s=9de89ec90cc7da57925feb421588f6e9098a747d

https://preview.redd.it/8nnxiwflh4sg1.png?width=1406&format=png&auto=webp&s=e27ab81bfb67c1f0784ff2cd9cff0be90b105db8