S 1355 - Ecbatana (Phraates II), bronze, dichalkoi (138-127 BCE)
From SILVER
138 BCE - 127 BCE Bronze
Description
| ObverseInscription or printing placed on the obverse.: | Head of the king left, wearing diadem. Border of dots. |
| ReverseInscription or printing placed on the reverse.: | ΒΑΣΙΛΕΩΣ ΜΕΓΑΛΟΥ ΑΡΣΑΚΟΥ ΘΕΟΠΑΤΟΠΟΣ (Greek).Horse walking right. |
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: | Parthian Empire, Phraates II (king of the Parthian Empire, 138-127 BC) |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 138 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 127 BCE | PeriodTime period of the numismatic object.: Hellenistic 323-30 BC 
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Physical description
| MetalThe physical material (usually metal) from which an object is made.: | Bronze
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DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | dichalque | StandardStandard.: |
References
| Die study referencePublication of the study: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Boillet 2009, p. 280-281, no. 1345-1350. | ||
| Coin series referenceReference to coin series study: | |||
Obverse dies distribution
| FrequencyFrequency of specimen in distribution. ᵖ | Number of obversesNumber of obverse dies. ᵖ (o) | % (o) | Number of coinsNumber of coins. (n) | % (n) | Die nameName(s) of the die(s). |
| 1 | 1 | 20 | 1 | 16.67 | D1 |
| Total | 1 of 5 | 20 | 1 of 6 | 16.67 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 5 | Number of singletons (o1)The number of singleton coins. ᵖ | 4 |
| Number of reverse diesNumber of reverse dies. (r) | 6 | Number of coinsNumber of coins. (n) | 6 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 1.2 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 1 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 1.2 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 80 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 23.09 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 461,800 |
| 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) | 30 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00001 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 33.33% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 519.71 |
| 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 | n.a. | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 1,299.26 |
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.
