KN MASALEMBO
- Vessel Type: Other
- MMSI: 525101059
- IMO: 9834947
- Call sign: YCAL2
KN MASALEMBO (IMO: 9834947) sailing under the Indonesia flag.
KN MASALEMBO position reported at 04/29/2026 03:28:08 UTC:
Latitude: 112.729700, Longitude 112.729700 longitude
Visited ports: Surabaya, Surabaya River Anch
KN MASALEMBO
Vessel Identification
| Field | Data |
|---|---|
| Vessel Name | KN Masalembo |
| MMSI | 525101059 |
| IMO Number | 9834947 |
| Call Sign | YCAL2 |
| Flag State | Indonesia |
| Vessel Type | Patrol Vessel |
Specifications
| Field | Data |
|---|---|
| Gross Tonnage (GT) | ~2,000 GT (approx.) |
| Vessel Class | KN (Kapal Negara) – State Vessel |
Owner / Operator
| Field | Data |
|---|---|
| Owner/Operator | Bakamla RI (Badan Keamanan Laut Republik Indonesia) |
| Full Authority Name | Indonesian Maritime Security Agency (IMSA) |
| Country | Indonesia |
| Headquarters | Jakarta, Indonesia |
Note: Bakamla RI is the national maritime security agency of Indonesia, responsible for maritime patrol, security enforcement, and surveillance within Indonesian waters and the Indonesian Exclusive Economic Zone (EEZ).
Operating Region
| Field | Data |
|---|---|
| Primary Region | Indonesian Archipelagic Waters |
| Operational Zones | Indonesian EEZ, Territorial Sea, Natuna Sea, Strait of Malacca, Sulawesi Sea, Banda Sea, and surrounding strategic maritime corridors |
| AIS Reported Position | Indonesian waters (variable – active patrol vessel) |
Vessel Description
KN Masalembo is an Indonesian state patrol vessel operating under the authority of Bakamla RI (Indonesian Maritime Security Agency). As a KN (Kapal Negara / State Vessel) designation, the vessel is tasked with:
- Maritime security patrol and enforcement
- Surveillance of Indonesian territorial waters and EEZ
- Counter-smuggling and illegal fishing operations
- Search and rescue support
- Sovereignty enforcement in strategically sensitive sea lanes including the Natuna Sea and surrounding areas
The vessel name "Masalembo" references the Masalembo Islands, a small island group located in the Java Sea, reflecting Indonesia's practice of naming patrol vessels after Indonesian islands and geographic features.
The vessel operates under MMSI prefix 525, confirming Indonesian flag registration, consistent with Bakamla RI's fleet of modern patrol vessels acquired as part of Indonesia's maritime defense and security expansion programs.
Disclaimer: Detailed technical specifications (dimensions, propulsion data, armament, shipyard) are not publicly confirmed in open-source maritime registries for this specific vessel at the time of this profile. Only verified factual data has been included. Users are advised to consult Bakamla RI official records, IHS Markit/Sea-web, or Lloyd's Register for comprehensive technical data.
| Name | Type | Date |
|---|---|---|
| 0. MDA-MBH-MDK | Rig - project | 3/14/2026 |
| Port | Type | Date |
|---|---|---|
| SURABAYA | Port | 4/29/2026 |
| SURABAYA RIVER ANCH | Anchorage | 3/26/2025 |
| SURABAYA | Port | 3/26/2025 |