Mesembria, bronze 4.90g (helmet/shield) (245-215 BCE)

Die Studies Database

SILVER IDUnique ID of the page ^ᵖ: 5139

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:

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)	147
Coins per obverse dieNumber of coins per obverse die. (n/o)	3.59	Coins per reverse dieNumber of coins per reverse die. (n/r)	2.26
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	49.17	Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ	983,400
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)	56.86	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)	87.76%	Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ	5,979.26
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	14,948.14

Remarks