| Chrono Quest | 15世紀第4期 |
| Offer Method | Celestial Discovery without map |
| Difficulty | 13 |
| Time Limit | none |
| Town | There are no Towns available for offers. |
| Required Skills | Astronomy (13), Visibility (13) |
| Discovery | Astronomy / Mirfaq (4th period of the 15th century) The brightest star in the constellation Perseus. It appears to shine yellow-white. The name means "elbow" in Arabic. It was formerly known as argenib, which means "flank." Discovery Card: 560 North Atlantic Rank: 5, Points: 10, Difficulty: 13, Experience Points: 1,120 |
| Reward/Advance | |
| Exp/Fame | Experience points: 1,120 |
| Items Obtained | |
| Chain Quests | |
| Notes | 1.Visible in the North Atlantic Sea *Required: 4th period of the 15th century *Can be found anywhere in the sea *Nights other than stormy weather (cloudy weather possible) *Cultural contribution level 65 *Star map survey "Perseus" research item |