S 1133 - Ecbatana (Antiochus III), silver, drachms (200-187 BCE)
From SILVER
200 BCE - 187 BCE Silver 1,120 kg
Description
ObverseInscription or printing placed on the obverse.: | |
ReverseInscription or printing placed on the reverse.: |
Mint and issuing power
MintIdentifies the place of manufacture or issue of a numismatic object.: | Ecbatana | Ancient regionAncient region.: | Media | Modern countryModern country: Iran | AuthorityIdentifies the issuing power. The authority can be "pretended" when the name or the portrait of X is on the coin but he/she was not the issuing power. It can also be "uncertain" when there is no mention of X on the coin but he/she was the issuing power according to the historical sources: | Antiochus III the Great (Seleucid king, 222-187 BC), Seleucid Dynasty (312-63 BC) |
Chronology
FromIdentifies the initial date in a range assigned in a numismatic context. | 200 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 187 BCE | PeriodTime period of the numismatic object.: Hellenistic 323-30 BC |
Physical description
MetalThe physical material (usually metal) from which an object is made.: | Silver | Median weightMedian of the weights of numismatic objects (in grams). in grams | 4.00 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | drachma | StandardStandard.: | Attic |
References
Die study referencePublication of the study: | Boillet 20091 | ||
Coin series referenceReference to coin series study: |
Obverse dies distribution
Reverse dies distribution
no distribution is available
Quantification
Number of obversesNumber of obverse dies. ᵖ (o) | 9 | Number of singletons (o1)The number of singleton coins. ᵖ | 6 |
Number of reverse diesNumber of reverse dies. (r) | 15 | Number of coinsNumber of coins. (n) | 19 |
Coins per obverse dieNumber of coins per obverse die. (n/o) | 2.11 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 1.27 |
Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 1.67 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 66.67 % |
Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 14 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 280,000 |
Original number of dies (O) (Esty 2011 formula)The estimation of the number of coins according to the singleton formula in Esty 2011 ᵖ (O) | 17.1 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00007 |
Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 68.42% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 2,714.29 |
Weight of silver (in kg) if 20,000 coins per die (O = Carter formula)Carter 1983 * Median weight * 20000 (*10 if gold or electrum) ᵖ | 1,120 kg <br /> 1,120 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 6,785.71 |
Remarks
References
- ^ Boillet, Pierre-Yves (2009), Ecbatane et la Médie d’Alexandre aux Arsacides (c. 331 a.C. - c. 224 p.C.). Histoire monétaire et économique, unpublished doctoral dissertation, Bordeaux University.