ḪAB-rat
?

Akkadian noun

Last edited: 2024-06-03
Primary meaning disk
Literal translation disk
Variants
ḪAB-rat ?
ḪAB ?
Edited by
disk celestial object

used for lunar or solar disk in astronomical diaries and mathematical astronomy

ki-i TAB-u₂ ina 20 ME 2-ta ŠU.2 ḪAB-rat GAR-an

‘When it (the solar eclipse) began in 20 (UŠ) of daytime it made two thirds of the disk.’

— BM 34175 (ADRT III No. -133B1) obv. 16'

Genre: astronomical diary
Provenance: Babylon
Date: 134 BCE

Sachs, A. J., Hunger, H. 1996. Astronomical Diaries and Related Texts from Babylonia, Vol. III. Diaries from 164 B.C. to 61 B.C. Vienna, Austria: Verlag der Österreichischen Akademie der Wissenschaften. 202-203

(10') NIM u SIG ša₂ ḪAB AN.MI (11') A.RA₂ 20 DU ina NIM (12') KI 17.24 TAB ina SIG (13') ZI

‘(10') The height and depth of the disk of the eclipse (11') you multiply by (0);20. When it is high (12') you add it with 17;24; when it is low (13') you tear it out.’

— BM 32167+ (BMAPT No. 53) obv. ib 10'-13'

Genre: mathematical astronomy: procedure text
Provenance: Babylon
Date: ca. 350-250 BCE

Ossendrijver, M. 2012. Babylonian Mathematical Astronomy: Procedure Texts. New York: Springer. 360-361

eclipse magnitude astronomical quantity

in mathematical astronomy

(11') ana tar-ṣa 1 : ŠU.SI ḪAB-rat ḫe-pit₂-tu₂ 1.⸢38⸣.2⸢4⸣ (12') NIM u SIG GAR-an ša₂ al 1 ḪAB-rat ḫe-pit₂-tu₂ LA₂ TA 1 LA₂ ša₂ TA[G₄ A.RA₂ 6 DU] (13') KI 1.38.24 NIM u SIG TAB-ma ana SIG NIM GAR-an

‘(11') Opposite 1 finger, the broken disk, you put 1,3[8];24 (12’) as the height and depth. That which is less than 1, the broken disk, you deduct from 1. What rem[ains you multiply by 6,] (13') add to 1,38;24, the ‘height and depth’, and you put it down as the depth, ascending.’

— BM 32167+ (BMAPT No. 53) rev. ii 11'-13'

Genre: mathematical astronomy: procedure text
Provenance: Babylon
Date: ca. 350-250 BCE

Ossendrijver, M. 2012. Babylonian Mathematical Astronomy: Procedure Texts. New York: Springer. 362-363

Cite this entry
APA (7th)
Ossendrijver, M. (2024). ḪAB-rat (Lemma #421). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/421/
Chicago (Author-Date)
Ossendrijver, M. (2024). ḪAB-rat (Lemma #421). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/421/
MLA (9th)
Ossendrijver, M. (2024). ḪAB-rat (Lemma #421). The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. https://zodiacglossary.github.io/lemma/421/
Harvard
Ossendrijver, M. (2024) ḪAB-rat (Lemma #421), The ZODIAC Glossary: A Cross-Cultural Glossary of Ancient Astral Science. Available at: https://zodiacglossary.github.io/lemma/421/ (Accessed: December 1, 2025).
BibTeX 
@misc{zodiac421,
	note = {[Online; accessed 2025-12-01]},
	author = {Ossendrijver, Mathieu},
	year = {2024},
	title = {Ḫ{AB}-rat ({Lemma} #421)},
	url = {https://zodiacglossary.github.io/lemma/421/},
	howpublished = {https://zodiacglossary.github.io/lemma/421/},
}