#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
69020.60	17521.25	19160.66	1.10789891
71624.49	13332.05	14677.53	0.357505245
73824.51	11426.43	12631.2	0.350713558
76022.63	9842.02	10919.31	0.467001071
78221.60	8572.97	9543.79	0.445522166
80413.49	7466.84	8338.31	0.264367169
82613.51	6549.61	7334.11	0.163981706
84811.63	5780.53	6487.82	0.346929388
87063.53	5131.78	5772.01	0.256300605
89268.43	4559.598	5138.77	0.262697545
91474.63	4060.368	4581.305	0.0597871224
93695.64	3630.175	4100.194	0.0810333265
95914.53	3253.612	3677.499	0.0420820627
98138.42	2923.292	3305.131	0.0813197393
100368.44	2627.984	2970.798	0.0772761283
102642.48	2370.386	2678.729	0.0668797428
104873.50	2150.008	2428.024	0.093136459
107103.50	1957.301	2208.067	0.0578108986
109331.64	1786.584	2013.277	0.0709372963
111558.41	1635.047	1839.948	0.115237147
113793.50	1501.958	1688.346	0.0547941603
116023.51	1378.767	1546.729	0.0355654327
118255.68	1267.03	1418.746	0.0194010309
120513.49	1165.555	1302.844	0.0286076913
122778.42	1073.701	1197.969	0.0183002732
125051.64	990.915	1103.826	0.0208901891
127362.49	912.111	1014.368	0.035771497
129672.61	842.061	935.174	0.0217807254
131992.63	776.287	861.023	0.0207870152
134353.52	718.108	795.756	0.0223696223
136763.54	661.367	732.317	0.0222733024
139243.50	609.327	674.354	0.0204058815
141781.65	561.829	621.664	0.0147105404
144374.49	518.522	573.834	0.0215034881
147058.43	476.6181	528.01	0.0327108545
149838.44	438.2225	485.6684	0.00703306477
152744.49	403.066	447.2169	0.00790752806
156326.47	369.9634	411.0866	0.00729273611
159731.65	340.1975	378.6279	0.00523536054
163523.51	312.2478	348.2181	0.00920809427
167462.49	286.49	320.1982	0.00564588346
171490.58	262.974	294.6344	0.00797144905
175676.45	241.1594	270.881	0.00824378554
179983.62	220.9215	248.8323	0.00954992147
184368.45	202.2911	228.496	0.0104288063
188894.63	185.3456	209.9918	0.00428205558
193410.62	169.2719	192.3826	0.00399048869
198122.63	154.2534	175.9845	0.00563071931
202814.50	140.6339	161.006	0.00831865374
207454.52	128.2881	147.3176	0.00230304147
212178.43	117.0633	134.9077	0.00274244417
216944.49	106.3799	123.0563	0.00273879536
221603.47	96.9399	112.5483	0.0023283041
226228.41	88.1772	102.7779	0.00301147804
230794.64	80.5161	94.1925	0.00198116128
235330.58	73.2989	86.0813	0.00339131243
239954.49	65.483	77.2736	0.00340646444
243674.63	62.443	73.8283	0.00220022726
246793.64	60.831	72.0002	0.00232723011