| | LOI |
| 26/3/1980 | Building contract |
| | Building started |
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| 30/6/1980 | Keel laid |
| 27/6/1981 | Launch |
| | Sea trial |
| | Second sea trial |
| 1/7/1981 | Delivered to A/S Moltzau Tankrederi, Oslo, Norway |
| 19/7/1981 | Sundbussarna service Helsingborg – Helsingör route. |
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| 1/10/2001 | Swedish flag. |
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| 11/9/2006 | Collision with Mercandia IV |
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| 2/5/2007 | Owner Ace Link Holdings A/S, Lysaker, Norway . Swedish flag. |
| 3/2008 | New name Siletta Ace |
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| 4/1/2010 | Laid up after Ace link went bankrupt. |
| 6/2010 | New owner Sundbusserne P/R, Helsingör, Denmark. New name Pernille. |
| 11/7/2010 | Helsinggör – helsingborg route. |
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| 16/3/2020 | Traffic suspended due to Corona virus. |
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