They are subject of the Minimum Payout Threshold. If your undistributed amount is lower, they will hold until they can clear a threshold.
You have three options:
- Run a new node with the same wallet address, it will eventually collect enough to clear a threshold
- If you have an identity of this node, you may opt-in for zkSync (it has a lower threshold)
- Wait until the transaction fee could become lower in the first two weeks of every month.
The last time the threshold was:
I would also recommend to check your wallet, you actually may receive the undistributed amount, and you see it only for decommissioned satellites, see