{"data_url":"https:\/\/intchron.org\/public.php?record=intcal20\/Yamal","json_application":"INTCHRON.Project","records":[{"site":"Yamal","country":"Russia","record":"Yamal","longitude":70.6675,"latitude":67.5236,"file":"https:\/\/intchron.org\/archive\/IntCal\/IntCal20\/record\/Yamal.json","file_data":{"json_application":"INTCHRON.Record:3","header":{"record":"Yamal","site":"Yamal","region":"Okrug","country":"Russia","longitude":70.6675,"latitude":67.5236,"elevation":30,"environment":"","site_type":"Dendrochronological","taxon":"Larix sibirica Ledeb.","color":"rgb(144,74,36)","z_type":"rings","z_basis":"","z_units":"rings","t_source":"DendroNH","suppress_t":false,"suppress_z":false,"record_comment":"Investigators: Rashit Hantemirov  Stepan Shiyatov  Alexandr Surkov  Lyudmila G"},"series_list":[{"series":"Int_68_8","series_type":"IntCal_Data","parameter_list":"","header_list":"","selected":true,"intcal_set_type":"Int","intcal_set":68,"intcal_division":8,"series_sample":"L08271","notes":"Yamal","data":{"z":[98,97,96,95,94,93,92,91,90,89,88,87,86,85,84,83,82,81,80,79,78,77,76,75,74,73,72,71,70,69,68,67,66,65,64,63,62,61,60,59,58],"z_range":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"t":[800.5,799.5,798.5,797.5,796.5,795.5,794.5,793.5,792.5,791.5,790.5,789.5,788.5,787.5,786.5,785.5,784.5,783.5,782.5,781.5,780.5,779.5,778.5,777.5,776.5,775.5,774.5,773.5,772.5,771.5,770.5,769.5,768.5,767.5,766.5,765.5,764.5,763.5,762.5,761.5,760.5],"t_sigma":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"intcal_data_id":[10815,10814,10813,10812,10811,10810,10809,10808,10807,10806,10805,10804,10803,10802,10801,10800,10799,10798,10797,10796,10795,10794,10793,10792,10791,10790,10789,10788,10787,10786,10785,10784,10783,10782,10781,10780,10779,10778,10777,10776,10775],"intcal_seq_no":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"sample":["800 AD; 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Hantemirov in late 1990s using tree-ring width measurements. In 2013 Vladymir Kukarskiy separated the rings for 774\/775 AD event study.  The radiocarbon study was published first in Jull et al 2014, which included the Yamal C14 series measured on the tree specimen. Radiocarbon Lab ID of the Yamal measurement had been labeled as PU* (Polar Ural). Later the C-14 series was  included in Buentgen et al., 2018 and marked as RUS20. \n\na)\tSample identifier (Dendro-Lab Key-code): L08271\nb)\tSample certainly derives from a single tree (Y\/N): Y\nc)\tSite: Russia, Yamal Peninsula, Yadayakhodyyakha River: \n67\u00b031' N 70\u00b040' E 38 a.s.l.\nd)\tObject type: subfossil log\ne)\tSpecies: Larix sibirica (Ledeb.)\nf)\tNo of rings:144\ng)\tMethodology used for dating: \nDating was done by crossdating with the Yamal master Chronology by Rashit Hantemirov. \nh)\tDated individually (Y\/N): Y\ni)\tRaw ring width series attached\np)\tPublicly deposited (Y\/N): Y\nIn the International Tree-Ring Data Bank (ITRDB):\n\u201cHantemirov - Yamal - LASI - ITRDB RUSS223\u201d\nhttps:\/\/www.ncdc.noaa.gov\/paleo-search\/study\/15339\n\nRemainder of sample is stored in Institute of Plant and Animal Ecology, \n8 Marta St., 202, Ekaterinburg 620144 Russia\n","code":"COFECHA output:\n                                                Corr   \/\/-------- Unfiltered --------\\\\  \/\/---- Filtered -----\\\\\n                           No.    No.    No.    with   Mean   Max     Std   Auto   Mean   Max     Std   Auto  AR\n Seq Series   Interval   Years  Segmt  Flags   Master  msmt   msmt    dev   corr   sens  value    dev   corr  ()\n --- -------- ---------  -----  -----  -----   ------ -----  -----  -----  -----  -----  -----  -----  -----  --\n427 L08271    703  846    144      5      0    .685    .90   2.58   .613   .816   .331   2.72   .448   .005   1\n","data":[],"refs":[]},{"series":"Study_15339","series_type":"NOAA_NCEI_Study","parameter_list":"","header_list":"","selected":true,"noaa_ncei_study":"15339","data":[],"refs":["doi:10.25921\/ekha-nr57","doi:10.1016\/j.quascirev.2013.04.008"]},{"series":"L08271","series_type":"Dendro_Sample","parameter_list":"","header_list":"","selected":true,"t_from":703.5,"t_to":846.5,"t_to_orig":846.5,"ring_count":144,"sapwood":null,"filtered":false,"dated":true,"dated_against":"","dated_t":null,"dated_c":null,"dated_p":null,"dated_n":null,"combines":"","combine_t":null,"combine_c":null,"combine_p":null,"combine_n":null,"notes":"","data":{"z":[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144],"t":[703.5,704.5,705.5,706.5,707.5,708.5,709.5,710.5,711.5,712.5,713.5,714.5,715.5,716.5,717.5,718.5,719.5,720.5,721.5,722.5,723.5,724.5,725.5,726.5,727.5,728.5,729.5,730.5,731.5,732.5,733.5,734.5,735.5,736.5,737.5,738.5,739.5,740.5,741.5,742.5,743.5,744.5,745.5,746.5,747.5,748.5,749.5,750.5,751.5,752.5,753.5,754.5,755.5,756.5,757.5,758.5,759.5,760.5,761.5,762.5,763.5,764.5,765.5,766.5,767.5,768.5,769.5,770.5,771.5,772.5,773.5,774.5,775.5,776.5,777.5,778.5,779.5,780.5,781.5,782.5,783.5,784.5,785.5,786.5,787.5,788.5,789.5,790.5,791.5,792.5,793.5,794.5,795.5,796.5,797.5,798.5,799.5,800.5,801.5,802.5,803.5,804.5,805.5,806.5,807.5,808.5,809.5,810.5,811.5,812.5,813.5,814.5,815.5,816.5,817.5,818.5,819.5,820.5,821.5,822.5,823.5,824.5,825.5,826.5,827.5,828.5,829.5,830.5,831.5,832.5,833.5,834.5,835.5,836.5,837.5,838.5,839.5,840.5,841.5,842.5,843.5,844.5,845.5,846.5],"ring_width":[0.68,0.88,0.95,0.5,0.58,1.1,1.58,1.5,1.78,1.2,1.48,1.55,1.35,0.98,0.93,0.58,0.6,0.9,1.43,1.28,1.25,0.98,0.9,1.3,1.53,1.55,1.35,2.58,1.9,1.88,1.3,1.58,1.78,2,1.1,1.25,1.98,1.6,0.7,0.93,1.75,1.33,1.85,2.23,1.65,2.55,2.1,1.8,1.75,1.65,2.08,1.25,1.83,1.63,1.13,1.8,0.93,0.68,1.23,1.4,0.95,1.53,1.88,1.1,1.38,1.43,1.3,0.83,0.63,0.38,0.78,1.05,0.73,1.55,0.95,1.25,0.78,1.18,0.75,0.9,0.98,0.45,0.63,0.78,0.48,0.68,0.63,0.58,0.3,1.38,1,1.1,0.8,0.83,0.65,0.85,0.75,0.25,0.43,0.45,0.35,0.5,0.5,0.28,0.5,0.53,0.38,0.18,0.23,0.2,0.08,0.15,0.13,0.08,0.1,0.1,0.25,0.23,0.3,0.38,0.35,0.48,0.43,0.18,0.18,0.38,0.1,0.13,0.18,0.13,0.18,0.23,0.3,0.25,0.28,0.3,0.28,0.35,0.35,0.03,0.1,0.08,0.13,0.1],"sample_depth":[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]},"refs":[]}],"refs":["doi:10.1002\/2014gl059874"]}}],"bibliography":[{"ref":"jull2014err","firstauthor":"Jull","year":2014,"reftype":"article","author":"Jull, A. J. Timothy and Panyushkina, Irina P. and Lange, Todd E. and Kukarskih, Vladimir V. and Myglan, Vladimir S. and Clark, Kelley J. and Salzer, Matthew W. and Burr, George S. and Leavitt, Steven W.","title":"Excursions in the14C record at A.D. 774-775 in tree rings from Russia and America","journal":"Geophysical Research Letters","volume":"41","number":"8","pagefrom":0,"pageto":0,"series":"","publisher":"American Geophysical Union (AGU)","address":"","booktitle":"","chapter":null,"edition":null,"organization":"","school":"","institution":"","url":"https:\/\/dx.doi.org\/10.1002\/2014gl059874","doi":"10.1002\/2014gl059874","isbn":"","citation":"Jull et al., 2014","reference":"Jull, A.J.T., Panyushkina, I.P., Lange, T.E., Kukarskih, V.V., Myglan, V.S., Clark, K.J., Salzer, M.W., Burr, G.S. and Leavitt, S.W. (2014) Excursions in the14C record at A.D. 774-775 in tree rings from Russia and America. Geophysical Research Letters, 41(8), pp.3004-3010. doi:10.1002\/2014gl059874"},{"ref":"briffa2013reg","firstauthor":"Briffa","year":2013,"reftype":"article","author":"Briffa, Keith R. and Melvin, Thomas M. and Osborn, Timothy J. and Hantemirov, Rashit M. and Kirdyanov, Alexander V. and Mazepa, Valeriy S. and Shiyatov, Stepan G. and Esper, Jan","title":"Reassessing the evidence for tree-growth and inferred temperature change during the Common Era in Yamalia, northwest Siberia","journal":"Quaternary Science Reviews","volume":"72","number":"","pagefrom":0,"pageto":0,"series":"","publisher":"Elsevier BV","address":"","booktitle":"","chapter":null,"edition":null,"organization":"","school":"","institution":"","url":"https:\/\/dx.doi.org\/10.1016\/j.quascirev.2013.04.008","doi":"10.1016\/j.quascirev.2013.04.008","isbn":"","citation":"Briffa et al., 2013","reference":"Briffa, K.R., Melvin, T.M., Osborn, T.J., Hantemirov, R.M., Kirdyanov, A.V., Mazepa, V.S., Shiyatov, S.G. and Esper, J. (2013) Reassessing the evidence for tree-growth and inferred temperature change during the Common Era in Yamalia, northwest Siberia. Quaternary Science Reviews, 72, pp.83-107. doi:10.1016\/j.quascirev.2013.04.008"},{"ref":"hantemirov2013hyl","firstauthor":"Hantemirov","year":2013,"reftype":"misc","author":"Hantemirov, R.M. and  Shiyatov, S.G. and  Surkov, A. and  Gorlanova, L.","title":"Hantemirov - Yamal - LASI - ITRDB RUSS223","journal":"","volume":"","number":"","pagefrom":0,"pageto":0,"series":"","publisher":"","address":"","booktitle":"","chapter":null,"edition":null,"organization":"","school":"","institution":"","url":"https:\/\/doi.org\/10.25921\/ekha-nr57","doi":"10.25921\/ekha-nr57","isbn":"","citation":"Hantemirov et al., 2013","reference":"Hantemirov, R.M., Shiyatov, S.G., Surkov, A. and Gorlanova, L. (2013) Hantemirov - Yamal - LASI - ITRDB RUSS223. doi:10.25921\/ekha-nr57"}],"compilation":{"by":"IntCal group","url":"https:\/\/intchron.org\/archive\/IntCal\/IntCal20\/index.json","updated":null,"retrieved":"2025-06-09T08:30:17+01:00"},"schema":"https:\/\/intchron.org\/schema"}