#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
47912.63	18938.16	22964.53	13.4357289
50053.60	17828.73	21496.58	9.88011943
52244.49	13482.52	16172.26	1.62149314
54134.63	11527.53	13754.67	2.44671412
56020.60	9903.13	11761.89	1.15667195
57916.44	8590.24	10173.85	0.617130456
59800.57	7480.19	8831.02	0.287680378
61683.62	6553.73	7718.9	0.277488739
63568.43	5774.14	6788.57	0.286024474
65524.52	5159.81	6054.72	0.341994152
67422.62	4570.321	5366.98	0.985575974
69313.58	4068.347	4767.262	0.388810494
71203.62	3639.476	4261.236	0.0968627896
73094.51	3265.341	3819.976	0.091435223
74995.64	2933.356	3429.5	0.0784474346
76927.41	2638.695	3083.64	0.0756042327
78824.50	2387.131	2788.682	0.0762994102
80724.51	2167.558	2531.369	0.0737895657
82624.52	1972.248	2303.126	0.0851375358
84523.49	1799.372	2101.293	0.0480634997
86424.74	1646.316	1923.098	0.0600632999
88333.62	1511.778	1767.147	0.0372572141
90240.55	1386.632	1621.891	0.04262511
92156.49	1273.378	1490.073	0.0377107412
94088.41	1171.622	1372.467	0.0181686543
96032.62	1079.364	1266.102	0.0193287351
97996.43	996.167	1170.514	0.0204058815
99954.52	916.6	1079.408	0.0296580512
101928.44	845.852	998.47	0.0281424946
103950.58	779.379	922.614	0.029839571
106000.59	720.476	855.725	0.0234627364
108091.60	663.4	790.974	0.0267282622
110218.44	611.111	731.848	0.0188573593
112418.41	563.384	677.798	0.0209666402
114694.51	519.888	628.634	0.0256593063
117054.64	477.8447	581.32	0.0290516781
119528.45	439.3018	537.699	0.0262087772
122101.58	404.0561	497.5638	0.00812256117
124805.84	371.3099	460.3636	0.00432943414
127728.44	341.2441	426.091	0.00731436942
131028.42	313.2557	394.0305	0.0113501101
134474.51	287.3505	364.2875	0.00632020569
139446.41	262.8206	335.9482	0.00574943475
143194.48	241.5729	311.1873	0.00646072751
147096.41	221.2978	287.4242	0.00783428363
151078.43	202.62	265.332	0.00826680107
155130.58	185.6569	245.1443	0.00623706662
159194.63	169.5647	225.79	0.00910274684
163404.50	154.4959	207.5975	0.00661551207
167604.51	140.8476	190.8666	0.00740027027
171810.58	128.4305	175.4797	0.0118220557
176090.55	117.1581	161.3785	0.0104826046
180377.42	106.4685	147.7919	0.00280873637
184578.44	97.006	135.6877	0.00187643279
188778.41	88.2175	124.3247	0.00338540987
192980.60	80.5221	114.2606	0.00209380037
197104.62	73.3044	104.7176	0.00229434086
201308.44	65.4726	94.2297	0.00221833271
204681.62	62.4126	90.084	0.00183847763
207454.62	60.8025	87.8947	0.00288461436