It is know, there are successfull receive from the 3I/Atlas comet on 1.6 GHz:
“two spectral lines at radio frequencies of 1.665 and 1.667 gigahertz”
https://www.astronomerstelegram.org/?read=17473 or,
It was used the MERKat big radio telescope, but this object will fly near our Earth at 19 dec.
Some of satnogs stations have possible receive setup on 1.6 GHz. What you think, have any chance to receive something at the next time based on amateur setups?
To follow the comet there are some site, for exemple:
or
t.janos hg5apz