Results 1 to 10 of about 6,562 (255)

Northeast Siberian astronomical terms [PDF]

open access: yesArchaeoastronomy and Ancient Technologies, 2020
In this paper, we shall have a look at series of astronomical terms and their etymologies in a historical context, including etymologized and non-etymologized terminology in Yakut (Turkic), Written Mongolian, Dagur and Khalkha (Mongolic), Ewenki ...
Piispanen, P.S.
doaj   +2 more sources

Anomalous post-Newtonian terms and the secular increase of the astronomical unit [PDF]

open access: yesAdvances in Space Research, 2013
In the last decade a major debate has emerged on the astrophysics community concerning the anomalous behaviour of the astronomical unit, the fundamental scale of distances in the Solar system. Several independent studies have combined radar ranging and optical data from the last four decades to come to the conclusion that the astronomical unit is ...
L Acedo
exaly   +4 more sources

A novel chronostratigraphic framework for the Aptian–Albian paleoclimate events [PDF]

open access: yesScientific Reports
The Aptian–Albian interval was marked by paleoclimatic changes encompassing volcanic events and monsoonal activity of which the precise timing were not well-defined.
João M. F. Ramos   +11 more
doaj   +2 more sources

An astronomical question answering dataset for evaluating large language models [PDF]

open access: yesScientific Data
Large language models (LLMs) have recently demonstrated exceptional capabilities across a variety of linguistic tasks including question answering (QA).
Jie Li   +8 more
doaj   +2 more sources

Secular Increase of the Astronomical Unit: a Possible Explanation in Terms of the Total Angular-Momentum Conservation Law [PDF]

open access: yesPublication of the Astronomical Society of Japan, 2009
Abstract We give an idea and order-of-magnitude estimations to explain a recently reported secular increase of the Astronomical Unit ($AU$) by Krasinsky and Brumberg (2004, Celest. Mech. Dyn. Astron., 90, 267). The idea proposed is analogous to tidal acceleration in the Earth–Moon system, which is based on conservation of the total ...
Hideyoshi Arakida
exaly   +3 more sources

Identification of the Etymon of Indo-European 'Moist', Sinitic 'South', Tibeto-Burman 'Sun, Day, Sky' and Hungarian nap 'Sun, Day' [PDF]

open access: yesArchaeoastronomy and Ancient Technologies, 2021
Using etymological methods, the present study has identified two Sinitic and Germanic shared (Sino-Germanic) etymologies (etyma):【南, 陰】. These two etyma form a rhyme correspondence.
Gao, J.
doaj   +1 more source

Ancient didactic astronomical texts [PDF]

open access: yesHypothekai, 2021
The article focuses on ancient astronomy as an academic dis-cipline. Antiquity created a holistic image of the world and a cul-ture of thinking, in which the natural and exact sciences and lib-eral arts were not artificially differentiated and remained ...
Andrew Fesenko
doaj   +1 more source

Sino-Uralic etymology for 'moon, month' supported by regular sound correspondences [PDF]

open access: yesArchaeoastronomy and Ancient Technologies, 2020
Using etymological methods, the present study has researched four Sinitic and Uralic shared etymologies (etyma). Two of them form a rhyme correspondence. Three of them form an onset correspondence.
Gao, J., Tender, T.
doaj   +1 more source

On etymology of Sinitic, Indo-European and Uralic terms for 'star' supported by regular sound correspondences [PDF]

open access: yesArchaeoastronomy and Ancient Technologies, 2020
Using etymological methods, the present study has researched four Sinitic and Germanic shared (Sino-Germanic) etymologies (etyma) and two Sinitic and Uralic shared (Sino-Uralic) etyma. Two of the Sino-Germanic etyma form a rhyme correspondence.
Gao, J.
doaj   +1 more source

A redistribution tool for long-term archive of astronomical observation data [PDF]

open access: yesAstronomy and Computing, 2020
Astronomical observation data require long-term preservation, and the rapid accumulation of observation data makes it necessary to consider the cost of long-term archive storage. In addition to low-speed disk-based online storage, optical disk or tape-based offline storage can be used to save costs.
Chao Sun 0008   +7 more
openaire   +2 more sources

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