485 BCE - 475 BCE Silver 2,430 kg
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| ObverseInscription or printing placed on the obverse.:
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Pegasus flying r.
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| ReverseInscription or printing placed on the reverse.:
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Helmeted head of Athena r., behind, A and before, bow
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Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.:
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Ambracia
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Ancient regionAncient region.:
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Epirus
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Modern countryModern country: Greece
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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:
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Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context.
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485 BCE
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toIdentifies the final date in a range assigned in a numismatic context..
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475 BCE
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PeriodTime period of the numismatic object.: Archaic and Classical
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Physical description
| MetalThe physical material (usually metal) from which an object is made.:
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Silver 
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Median weightMedian of the weights of numismatic objects (in grams). in grams
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8.60
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DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.:
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stater
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StandardStandard.:
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| FrequencyFrequency of specimen in distribution. ᵖ
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Number of obversesNumber of obverse dies. ᵖ (o)
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% (o)
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Number of coinsNumber of coins. (n)
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% (n)
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Die nameName(s) of the die(s).
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| 1
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1
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8.33
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1
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2.17
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3
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| 2
|
3
|
25
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6
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13.04
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6, 7, 9B
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| 3
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3
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25
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9
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19.57
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2, 5, 9
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| 4
|
2
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16.67
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8
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17.39
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4, 9C
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| 6
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1
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8.33
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6
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13.04
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8
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| 7
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1
|
8.33
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7
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15.22
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1
|
| 9
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1
|
8.33
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9
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19.57
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9A
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| Total
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12 of 12
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99.99
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46 of 46
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100
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Expand
no distribution is available
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| Number of obversesNumber of obverse dies. ᵖ (o)
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12
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Number of singletons (o1)The number of singleton coins. ᵖ
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1
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| Number of reverse diesNumber of reverse dies. (r)
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7
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Number of coinsNumber of coins. (n)
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46
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| Coins per obverse dieNumber of coins per obverse die. (n/o)
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3.83
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Coins per reverse dieNumber of coins per reverse die. (n/r)
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6.57
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| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o)
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0.58
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Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ
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8.33 %
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| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ
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14.13
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Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ
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282,600
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| 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)
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16.24
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Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ
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0.00016
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| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O)
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97.83%
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Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ
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6,510.97
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| 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
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2,430 kg <br /> 2,430 kg
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Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ
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16,277.42
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References
- ^ Ravel, Oscar (1928), The "colts" of Ambracia, The American Numismatic Society, Numismatic notes and monographs 37, New York, 180 p., 2 pl.
- ^ Kraay, Colin M. (1977), "The earliest issue of Ambracia", Numismatica e Antichità Classiche 6, p. 35-52, 4 pl.
- ^ Sear, David R. (1978), Greek coins and their values. Vol. I, Europe, London, xl, 316 p.
- ^ Callataÿ, François de (2003), Recueil quantitatif des émissions monétaires archaïques et classiques, Numismatique Romaine, Wetteren, VII + 267 p.
AC 177 - Ambracia, silver, staters (485-475 BCE)
