#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
54828.44	18354.2	10504.74	0.62260742
57133.61	16007.93	9363.25	1.32538674
59628.43	13206.8	7960.81	0.778132379
61849.44	11222.83	6939.85	0.449499722
64067.41	9599.98	6079.73	0.421912313
66315.70	8288.09	5367.63	0.349871405
68588.43	7145.93	4730.241	0.108861839
70865.69	6220.3	4202.127	0.0979801
73166.45	5440.8	3747.293	0.0942448938
75538.43	4789.153	3359.29	0.0733757453
77978.41	4218.691	3011.45	0.0842733647
80410.61	3750.814	2719.929	0.0582829306
82807.42	3361.342	2472.757	0.101351369
85158.43	3028.915	2258.147	0.0655293827
87468.44	2742.626	2070.142	0.0751638211
89743.57	2490.978	1902.191	0.0765826351
92013.59	2267.768	1750.835	0.0533338542
94268.43	2070.407	1615.301	0.0660371108
96508.44	1894.778	1492.24	0.0259229628
98739.41	1737.459	1381.171	0.0290671636
100983.50	1595.459	1279.822	0.0472398137
103249.44	1468.8	1188.724	0.0216887067
105503.49	1350.563	1102.369	0.0179694185
107748.41	1242.959	1022.892	0.0294210809
110013.63	1145.999	950.624	0.0160124951
112278.44	1057.796	884.376	0.0300399734
114556.45	978.34	824.079	0.0254342289
116865.74	902.047	765.821	0.0161523992
119173.63	833.924	713.374	0.0277200289
121578.45	769.588	663.453	0.0154951605
123975.78	712.326	618.818	0.0130230565
126413.63	656.573	574.946	0.020307634
128978.44	605.374	534.41	0.0271661554
131524.65	558.673	497.039	0.0061367744
134658.42	515.873	462.6929	0.0111062595
137383.64	474.545	429.4353	0.0080000625
140209.42	436.527	398.4623	0.00836187778
143156.46	401.7313	369.9268	0.0100317496
146278.44	369.4088	343.1652	0.00564233994
149715.74	339.6288	318.3396	0.00417420651
153588.43	311.9105	295.0225	0.00795267251
157614.65	286.5456	273.4871	0.00797176267
161788.43	263.2188	253.4981	0.00652449232
166054.65	241.5606	234.7708	0.00830397495
170498.43	221.3652	217.098	0.00858836422
175033.50	202.7909	200.6804	0.00925548486
179648.44	185.898	185.5952	0.0091485518
184358.41	169.7917	171.0673	0.00705556518
189088.44	154.8913	157.4589	0.00357896633
193898.42	141.2136	144.8319	0.00412662089
198650.56	128.8403	133.2778	0.00208230641
203396.42	117.6122	122.6816	0.00313751494
208203.49	106.8795	112.4479	0.00292728543
212918.42	97.4062	103.3134	0.00267656496
217633.54	88.5938	94.7378	0.00292164337
222253.51	80.9081	87.1796	0.00250679078
226868.46	73.6433	79.9625	0.00161400124
231608.43	65.7825	72.0857	0.00257701378
235358.41	62.722	68.9913	0.0030101495
238528.43	61.0767	67.3257	0.00280017857