#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
69279.31	30701.02	18755.83	1.16636615
71379.00	30475.88	18634.73	0.597503138
73710.44	26784.49	16641.99	0.497282616
77748.32	17363.81	11385.6	0.917823512
79947.32	14362.22	9640.24	0.622768015
82162.40	12097.23	8285.12	0.665251832
84401.44	10251.32	7163.35	0.738410455
86675.44	8743.24	6222.51	0.380118403
88911.47	7515.73	5438.75	0.291290233
91141.68	6468.94	4761.051	0.0976775307
93392.51	5650.18	4219.998	0.125465533
95649.47	4933.013	3739.088	0.0591235993
97980.47	4347.939	3338.677	0.0835230507
100315.39	3845.067	2988.869	0.0716721703
102592.47	3428.596	2694.422	0.0277055951
104872.47	3074.382	2440.515	0.0620362797
107191.43	2771.2	2220.237	0.058686455
109477.31	2507.171	2025.899	0.0957439293
111751.43	2277.222	1854.462	0.106797004
114073.51	2072.345	1700.164	0.0692560467
116354.59	1894.814	1564.638	0.0298596718
118630.43	1736.719	1442.819	0.0270351623
120895.55	1592.352	1330.965	0.0283284309
123184.42	1469.151	1235.155	0.02182888
126723.43	1344.222	1136.662	0.0241991735
129885.58	1244.045	1057.062	0.0248112878
132171.63	1149.315	981.451	0.0138888444
134496.34	1060.835	910.438	0.0226627448
136863.03	973.165	839.717	0.022805701
139272.39	894.975	776.397	0.0174384632
141687.30	826.675	720.674	0.0199097966
144105.46	763.79	669.312	0.0243639077
146513.51	705.548	621.564	0.0198595065
148983.52	651.184	576.881	0.0164590401
151500.47	599.598	534.166	0.0184499322
154104.39	553.933	496.245	0.00653758365
156702.47	509.434	459.309	0.00922171351
159395.47	469.1163	425.8007	0.00655446413
162182.39	431.0133	393.9262	0.0106214877
165091.46	396.1609	364.6126	0.00958039665
168086.87	363.9886	337.3983	0.00528213972
171225.46	334.6526	312.4935	0.0111402424
174809.35	307.5515	289.3678	0.0109286779
178944.54	282.411	267.7776	0.00628840202
183164.46	258.7787	247.3274	0.00584499786
187763.42	237.1618	228.5062	0.00596791421
192032.46	217.5294	211.2974	0.010067969
196431.46	199.1585	195.0569	0.00789487175
200868.33	182.9947	180.6576	0.00496024193
205543.41	166.0121	165.39	0.0069267597
210093.38	151.6961	152.4156	0.00395524968
214673.49	138.5463	140.4108	0.00348654557
219197.34	126.6066	129.3961	0.00317316876
223775.45	115.0918	118.6831	0.00314467804
228314.38	104.8038	109.0236	0.00372612399
232673.50	95.7433	100.4488	0.0020189106
237120.30	87.2179	92.3036	0.00285376944
241482.78	79.4703	84.8427	0.00253001976
245754.38	72.4418	78.0202	0.00293530237
250014.50	65.9016	71.6228	0.00344034882
253329.34	62.8333	68.5843	0.00302009934
256287.34	61.0956	66.8753	0.00127318498