| Name: | JUPITER |
| Type: | Tanker |
| Launched: | 14/04/1897 |
| Completed: | 05/1897 |
| Builder: | William Dobson & Co |
| Yard: | Walker |
| Yard Number: | 87 |
| Dimensions: | 1583grt, 1038nrt, 275.0 x 32.0 x 18.0ft |
| Engines: | 2 x 2cyl (22 & 42 x 27ins), 153nhp |
| Engines by: | Wallsend Slipway & Engineering Co Ltd, Wallsend |
| Propulsion: | 2 x Screws, 11.0knots |
| Construction: | Steel |
| Reg Number: | n/a |
| History: | |
| 05/1897 | Soc Comm & Indust de Naphte Caspienne et de la Mer, Baku |
| 1900 | Soc Comm & Ind de Naptha ‘Mazout’, Baku |
| 1918 | Royal Navy – Caspian Sea detachment; renamed DUBLIN CASTLE |
| 1919 | White Russian Navy; renamed EVROPA |
| 1920 | Kaspmortran, Baku; renamed YUPITER |
| 1922 | Gosudarstvennoye Kaspiyskoye parokhodstvo, Baku |
| 1923 | A/O ‘Kaspar’, Baku |
| 1930 | A/O ‘Sovtorgflot’, Baku |
| 1934 | Kaspiskoye gosudarstvennoye morskoye parokhodstvo, Baku |
| 1934 | Parokhodstvo ‘Kaspartanker’, Baku |
| 1953 | Kaspiskoye gosudarstvennoye morskoye parokhodstvo, Baku |
| 1968 | Broken up |
| Comments: | 1910: Deleted from Lloyd’s Register as a non sea-going vessel |
| in service on the Caspian Sea only | |
| 1918: Armed with 2 x 1 x 6ins guns | |
| 18/05/1920: Captured by Red Russian forces | |
| 1961: Withdrawn from service | |
| 1968: Broken up |