The requested vessel with name SACHA and MMSI:235077497 and IMO:0 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
SACHAEL N/A 235103565 Feb 17, 2018 23:16 UTC
SACHAN N/A 503225200 Dec 12, 2017 03:09 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.