UD.DA.ZAL-u₂
udazallû

Akkadian noun

Last edited: 2023-08-01
Primary meaning udazallû-coefficient
Literal translation udazallû-coefficient
Variants
UD.DA.ZAL-u₂ udazallû
Edited by
udazallû-coefficient astronomical quantity

Coefficient related to time intervals. Also transliterated uddazallû. Attested mainly in schematic astronomy, rarely in mathematical astronomy

(13') BE-ma UD.DA.ZAL-e u₄-mi ⌈ITI⌉ u MU.AN.NA ana IGI-[ka] (14') 1.40 UD.DA.ZAL.LA₂-e u₄-me ana ITI IL₂-ma (15') 50 UD.DA.ZAL.LA₂-e ITI IGI

‘(13') In order for you to see the udazallu-coefficient for day, [month], and year: (14') you multiply 1.40, the udazallu-coefficient for a day, by a month, and (15') you find 50, the udazallu-coefficient for a month.’

— VAT 9412+11279 (Mul.Apin HH) ii 13'-15' (Mul.Apin Tablet II ii 13-15)

Genre: schematic astronomy: mulapin
Provenance: Assur
Date: 687 BC

Hunger, H. and Steele, J., 2019. The Babylonian Astronomical Compendium MUL.APIN. London and New York: Routledge.

Cite this entry
APA (7th)
Ossendrijver, M. (2023). UD.DA.ZAL-u₂ (Lemma #680). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/680/
Chicago (Author-Date)
Ossendrijver, M. (2023). UD.DA.ZAL-u₂ (Lemma #680). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/680/
MLA (9th)
Ossendrijver, M. (2023). UD.DA.ZAL-u₂ (Lemma #680). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/680/
Harvard
Ossendrijver, M. (2023) UD.DA.ZAL-u₂ (Lemma #680), The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. Available at: https://zodiacglossary.github.io/lemma/680/ (Accessed: February 2, 2026).
BibTeX 
@misc{zodiac680,
	note = {[Online; accessed 2026-02-02]},
	author = {Ossendrijver, Mathieu},
	year = {2023},
	title = {UD.{DA}.{ZAL}-u₂ ({Lemma} #680)},
	url = {https://zodiacglossary.github.io/lemma/680/},
	howpublished = {https://zodiacglossary.github.io/lemma/680/},
}