H 163 - Athens, silver, hemidrachms (185-135 BCE)

SILVER IDUnique ID of the page ^ᵖ: 7907

185 BCE - 135 BCE Silver 386 kg

Description

ObverseInscription or printing placed on the obverse.:	Head of Athena Parthenos right, wearing crested Attic helmet with Pegasus, aplastron and front part of horses. Border of dots.
ReverseInscription or printing placed on the reverse.:	ΑΘΕ (Greek).Owl standing facing on club, all within wreath.

Mint and issuing power

MintIdentifies the place of manufacture or issue of a numismatic object.:

Athens

Ancient regionAncient region.:

Attica

Modern countryModern country: Greece

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.

185 BCE

toIdentifies the final date in a range assigned in a numismatic context..

135 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

2.00

DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.:

hemidrachm

StandardStandard.:

Attic

Image

H163 Athena Parthenos.jpeg [1]

References

Die study referencePublication of the study:	Thompson 19611Thompson 1961
Coin series referenceReference to coin series study:	Sear I2Sear I, n° 2561, RQEMH3RQEMH, n° 163

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	3	37.5	3	10.71	18, 226, 314
2	2	25	4	14.29	227, 313
4	1	12.5	4	14.29	312
5	1	12.5	5	17.86	329
12	1	12.5	12	42.86	328
Total	8 of 8	100	28 of 28	100.01

Reverse dies distribution

no distribution is available

Quantification

Number of obversesNumber of obverse dies. ^ᵖ (o)	8	Number of singletons (o1)The number of singleton coins. ^ᵖ	3
Number of reverse diesNumber of reverse dies. (r)	11	Number of coinsNumber of coins. (n)	28
Coins per obverse dieNumber of coins per obverse die. (n/o)	3.5	Coins per reverse dieNumber of coins per reverse die. (n/r)	2.55
Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o)	1.38	Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ^ᵖ	37.5 %
Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ^ᵖ	9.66	Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ^ᵖ	193,200
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)	11.2	Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ^ᵖ	0.00014
Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ^ᵖ (o = % of O)	89.29%	Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ^ᵖ	5,797.1
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	386 kg <br /> 386 kg	Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ^ᵖ	14,492.75

Remarks

Most likely one single workstation

References

^ Thompson, Margaret (1961), The new style silver coinage of Athens, Numismatic Studies 10, New York, 2 vol.
^ Sear, David R. (1978), Greek coins and their values. Vol. I, Europe, London, xl, 316 p.
^ Callataÿ, François de (1997), Recueil quantitatif des émissions monétaires hellénistiques, Numismatique Romaine, Wetteren, X + 341 p.