#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
54648.44	18347.44	10735.44	0.900466546
56951.58	16015.19	9530.27	0.5122597
59448.43	13208.68	8043.85	0.521008637
61668.44	11228.18	6966.3	0.433820239
63885.65	9601	6069.41	0.604061255
66133.62	8289.11	5334.52	0.306528955
68408.43	7145.86	4679.489	0.0833360666
70682.48	6220.58	4142.415	0.100630512
72984.62	5441.29	3682.756	0.0655164102
75356.46	4789.645	3293.657	0.0812163777
77797.43	4219.187	2946.53	0.0550999093
80228.45	3751.525	2657.94	0.0670074623
82625.66	3361.764	2413.829	0.0437138422
84978.43	3029.432	2202.872	0.0530622276
87287.44	2743.389	2018.96	0.0677642974
89562.57	2491.23	1855.196	0.0692560467
91833.54	2268.074	1708.548	0.0355752723
94088.43	2070.926	1576.781	0.0295110149
96328.45	1895.277	1458.796	0.0249078301
98558.41	1737.516	1351.841	0.0357057418
100801.62	1595.695	1254.489	0.0260173019
103068.43	1469.024	1167.21	0.0167928556
105321.60	1350.816	1084.433	0.0160031247
107568.42	1243.235	1008.337	0.0197509493
109831.58	1146.123	938.997	0.0182784026
112098.44	1058.053	875.333	0.0183330303
114374.49	978.539	817.368	0.0171930218
116683.62	902.236	761.102	0.0211565593
118993.63	834.092	710.361	0.034159918
121397.44	769.763	661.87	0.0364417343
123793.61	712.516	618.237	0.028286039
126233.62	656.776	575.301	0.0241018671
128798.43	605.491	535.309	0.0182455474
131342.57	558.795	498.3337	0.00692538808
134477.42	515.996	464.1535	0.0097316494
137202.48	474.6948	430.9307	0.00920440112
140027.45	436.7268	399.9142	0.00720527584
142974.66	401.8672	371.091	0.00773045924
146098.44	369.5752	344.1034	0.00862461593
149533.62	339.8515	318.9847	0.00578454838
153408.44	312.1263	295.3115	0.00764493296
157432.50	286.7713	273.4021	0.00587783974
161608.43	263.4242	253.0249	0.00837669386
165872.62	241.8028	233.948	0.0113973681
170318.44	221.573	215.9613	0.00506566876
174852.62	202.9488	199.2403	0.00866954439
179468.44	186.0664	183.8891	0.0102629918
184178.42	169.9531	169.1323	0.00879664709
188908.44	155.0311	155.3388	0.00343161769
193716.46	141.3421	142.5615	0.00198620241
198468.45	128.9657	130.9023	0.00366073763
203214.50	117.7228	120.2248	0.00367096718
208021.61	106.9794	109.9389	0.00341306314
212736.42	97.4974	100.7867	0.00270573465
217451.61	88.6784	92.2132	0.00209666402
222072.63	80.9767	84.6673	0.00358343411
226687.41	73.7022	77.4891	0.00247971773
231428.44	65.8342	69.6631	0.00222013513
235178.41	62.7694	66.5935	0.00294023809
238347.42	61.1237	64.937	0.00167928556