F is the measured fraction modern with fractionation applied and corrected for background

ARTEMIS results obtained for the SIRI samples

Sample type	Sample ref	δ13C ± 1σ	F ± 1σ	Age BP ± 1σ	Mean ± standard error (BP except F for D)	Consensus value estimate ± standard error (BP/F for D)
Sample D (Barley mash)	SacA35261	-28,0 ± 0,3	1,04316 ± 0,00222	modern	1,0416 ± 0,0016	1,0398 ± 0,0004
	SacA35272	-29,8 ± 0,3	1,03976 ± 0,0024	modern
	SacA35283	-28,5 ± 0,7	1,03965 ± 0,00221	modern
Sample E (wood)	SacA35279	-28,5 ± 0,5	0,2584 ± 0,00125	10871 ± 39	10875 ± 30	10843 ± 64
	SacA37060	-24,4 ± 0,4	0,258215 ± 0,00126	10877 ± 39
Sample F (wood)	SacA35258	-22,5 ± 0,4	0,95089 ± 0,00215	404 ± 18	390 ± 10	363 ± 3
	SacA35269	-26,1 ± 0,3	0,95534 ± 0,00239	367 ± 20
	SacA37062	-27,3 ± 0,3	0,95278 ± 0,00225	389 ± 19
Sample G (wood)	SacA35259	-24,2 ± 0,3	0,95797 ± 0,00209	345 ± 18	370 ± 10	377 ± 3
	SacA35270	-20,9 ± 0,5	0,95263 ± 0,00226	390 ± 19
	SacA37281	-23,3 ± 0,6	0,95321 ± 0,00233	385 ± 20
	SacA37061	-25,6 ± 0,4	0,95574 ± 0,00235	364 ± 20
Sample H (wood)	SacA35282	-25,2 ± 0,7	0,95097 ± 0,0023	404 ± 19	400 ± 15	386 ± 3
	SacA37059	-26,7 ± 0,5	0,95256 ± 0,00256	390 ± 22