Mesembria, bronze 4.90g (helmet/shield) (245-215 BCE)
From SILVER
245 BCE - 215 BCE Bronze
Description
| ObverseInscription or printing placed on the obverse.: | Crested Corinthian helmet with cheek-pieces left or right. |
| ReverseInscription or printing placed on the reverse.: | ΜΕΤΑΜΒΡΙΑΝΩΝ (Greek).Celtic shield. |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Mesembria | Ancient regionAncient region.: | Thrace | Modern countryModern country: Bulgaria | 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: |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 245 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 215 BCE | PeriodTime period of the numismatic object.: Hellenistic 323-30 BC 
|
Physical description
| MetalThe physical material (usually metal) from which an object is made.: | Bronze
|
Median weightMedian of the weights of numismatic objects (in grams). in grams | 4.93 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | StandardStandard.: |
Image
RQEM ad. 1195 - Mesembria, bronze, 245-215 BC.jpg [1]
References
| Die study referencePublication of the study: | Karayotov 20091Karayotov 2009, p. 190-201. | ||
| Coin series referenceReference to coin series study: | HGC 3.22HGC 3.2, n° 1571 | ||
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 | 18 | 43.9 | 18 | 16.82 | 7, 17, 18, 20, 21, 22, 23, 28, 29, 31, 32, 34, 36, 37, 38, 39, 40, 41 |
| 2 | 10 | 24.39 | 20 | 18.69 | 6, 8, 11, 15, 19, 25, 26, 30, 33, 35 |
| 3 | 4 | 9.76 | 12 | 11.21 | 3, 13, 16, 24 |
| 4 | 2 | 4.88 | 8 | 7.48 | 2, 5 |
| 5 | 2 | 4.88 | 10 | 9.35 | 4, 9 |
| 6 | 2 | 4.88 | 12 | 11.21 | 10, 14 |
| 8 | 1 | 2.44 | 8 | 7.48 | 27 |
| 9 | 1 | 2.44 | 9 | 8.41 | 12 |
| 10 | 1 | 2.44 | 10 | 9.35 | 1 |
| Total | 41 of 41 | 100.01 | 107 of 107 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 41 | Number of singletons (o1)The number of singleton coins. ᵖ | 18 |
| Number of reverse diesNumber of reverse dies. (r) | 65 | Number of coinsNumber of coins. (n) | 107 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 2.61 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 1.65 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 1.59 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 43.9 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 55.81 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 1,116,200 |
| 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) | 66.47 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00010 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 83.18% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 3,834.44 |
| 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 | 9,586.1 |
Remarks
