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Search Advanced Search Search By Coin ID     Home ANCIENT/BYZANTINE Ancient Spain (872) Byzantine (753) MEDIEVAL/EARLY WORLD Germany (30) MODERN WORLD COUNTERFEITS AND IMITATIONS   Submit New Coin(s)   Sponsors page Terms of Service Contact Us About Us FAQ Page Coin Detail Click here to see enlarged image. ID:     79000583 Type:     Roman Provincial Region:     BITHYNIA City:     Nicaea Issuer:     Valerian I Date Ruled:     AD 253-260 Metal:     Bronze Denomination:     AE 23 Struck / Cast:     struck Date Struck:     AD 253-260 Diameter:     23 mm Weight:     6.60 g Die Axis:     12 h Obverse Legend:     Γ ΠΟΥΒ ΛΙΚ ΟΥΑΛΣΡΙΑΝΟΣ ΑΥΓ Obverse Description:     Radiate, draped, and cuirassed bust right Reverse Legend:     ΝΙΚΑΙΣΩΝ / ΙΡΡΑΠX Reverse Description:     Hipparchus the Astronomer seated left; globe on pedestal to left Primary Reference:     RG - Reference2:     BMC - Reference3:     SNG VA 717 Reference4:     SNG Cop - Photograph Credit:     Classical Numismatic Group Source:     http://www.cngcoins.com/Coin.aspx?CoinID=127094 Grade:     VF, green-brown patina, minor roughness Notes:     Sale: CNG 79, Lot: 583 Very rare. From the J.S. Wagner Collection.Hipparchus the Astronomer is honored on a few rare issues from Nicaea, where he was born circa 190 BC. His importance to classical astronomy is unsurpassed, as he compiled the first star chart, calculated the sizes of the sun and the moon, determined the length of the seasons, and utilized a trigonometry table before any other mathematician.

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