Here is a collection of successful Observations during the Docking of Nauka on July 29, 2021
https://network.satnogs.org/observations/4494502/
https://network.satnogs.org/observations/4494515/
https://network.satnogs.org/observations/4494518/
https://network.satnogs.org/observations/4494520/
SatNOGS Network - Observation 4494504 (Transmitter offset on this one)