S 2018 - Ptolemais-Ake (Demetrius II), silver, didrachms (eagle) (128-126 BCE)

From SILVER
SILVER IDUnique ID of the page ᵖ: 13762


128 BCE - 126 BCE Silver 337 kg

Description
ObverseInscription or printing placed on the obverse.: Bearded head of Demetrios II facing right, diademed
ReverseInscription or printing placed on the reverse.: ΒΑΣΙΛΕΩΣ ΔΗΜΗΤΡΙΟΥ (Greek).Eagle standing left on thunderbolt, a monogram on left, date CΠP (dated SE 186 = 127/6 BC) on right
Mint and issuing power
MintIdentifies the place of manufacture or issue of a numismatic object.: Ptolemais-Ake Ancient regionAncient region.: Phoenicia Modern countryModern country: Israel 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: Demetrius II Nicator (Seleucid king, 145-140 and 129-125 BC), Seleucid Dynasty (312-63 BC)
Chronology
FromIdentifies the initial date in a range assigned in a numismatic context. 128 BCE toIdentifies the final date in a range assigned in a numismatic context.. 126 BCE PeriodTime period of the numismatic object.: Hellenistic 323-30 BC Nomisma.org
Physical description
MetalThe physical material (usually metal) from which an object is made.: Silver Nomisma.org Median weightMedian of the weights of numismatic objects (in grams). in grams 6.60 DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: didrachm Nomisma.org StandardStandard.: Ptolemaic
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.]]1Voulgaridis 2000, p. 158-159
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).
3 2 100 6 100 1, 2
Total 2 of 2 100 6 of 6 100
Reverse dies distribution

no distribution is available

Quantification
Number of obversesNumber of obverse dies. ᵖ (o) 2 Number of singletons (o1)The number of singleton coins. ᵖ
Number of reverse diesNumber of reverse dies. (r) 5 Number of coinsNumber of coins. (n) 6
Coins per obverse dieNumber of coins per obverse die. (n/o) 3 Coins per reverse dieNumber of coins per reverse die. (n/r) 1.2
Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) 2.5 Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ %
Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ 2.55 Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ 51,000
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) 3 Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ 0.00012
Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) % Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ 4,705.88
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 337 kg <br /> 337 kg Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ 11,764.71
Remarks


References

  1. ^  Voulgaridis, Georges (2000), Les ateliers monetaires de ptolemais-'Akko et d'Ascalon sous la domination seleucide, unpublished doctoral dissertation, Marc Bloch University, Strasbourg, 2 vol., 448 p., 37 pl.