#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
64808.40	31676.66	11471.86	0.354457332
66694.65	31378.42	11375.32	0.299265768
68400.58	26882.1	9943.3	0.491528229
70104.67	21534.24	8203.78	0.228385639
72443.64	17516.98	6862.11	0.200224874
77388.42	14510.87	5836	1.41088625
78988.41	12087.43	4985.338	0.433111533
80578.42	10159.07	4295.444	0.149380052
82168.43	8618.23	3731.946	0.22001
83742.60	7345.52	3257.04	0.098366661
85318.44	6363.54	2883.086	0.101046524
86894.49	5512.97	2553.232	0.10469766
88474.65	4826.666	2283.213	0.0972013374
90052.58	4239.245	2047.477	0.0811424673
91624.66	3751.354	1848.414	0.0752223371
93204.67	3337.173	1677.045	0.0692712061
94784.67	2983.656	1527.799	0.0187856328
96361.60	2677.211	1397.522	0.0321807396
97938.43	2413.224	1283.664	0.0235881326
99513.60	2181.605	1182.536	0.0288859828
101108.45	1981.624	1094.263	0.0308561177
102698.41	1802.53	1014.393	0.0156236999
104283.57	1644.588	942.966	0.0296378137
105878.41	1510.085	881.897	0.0145636534
107473.58	1372.554	818.393	0.0281442712
109063.59	1260.606	766.03	0.0243721152
110648.43	1159.741	718.222	0.0256046871
112238.44	1068.948	674.657	0.0167361883
113824.64	981.885	632.284	0.0127436259
115423.56	904.683	594.071	0.021234406
118778.41	835.648	559.379	0.022997826
120374.62	770.885	526.208	0.0356033706
121968.42	710.642	494.5848	0.0108257101
123671.60	654.946	464.8475	0.00855949765
125433.59	601.941	435.9144	0.0122124527
127213.60	555.37	409.9383	0.00916738785
128994.60	510.282	384.0647	0.00899116233
130887.46	469.5209	360.2838	0.00784703766
132851.57	431.1295	337.1552	0.0064215263
134988.42	396.1193	315.5685	0.00591481192
137317.43	363.706	295.0488	0.00590050845
140379.45	334.0353	275.8166	0.00844653775
144188.42	305.9807	257.2246	0.0125699642
147063.60	280.8083	240.1111	0.00744506548
151798.45	257.7382	224.1047	0.00566400918
156903.58	236.2023	208.8473	0.00897112033
162033.56	216.1253	194.3298	0.00999479865
167338.43	197.6848	180.6699	0.00692307735
172818.44	181.3879	168.3605	0.00880596389
178312.59	164.4024	155.2126	0.00301728355
183795.81	150.0444	143.9802	0.00211565593
189273.54	136.9581	133.4766	0.00222800359
194762.59	125.0298	123.7167	0.00317820704
200252.57	113.53	114.1342	0.00228385639
207613.61	103.0876	105.2466	0.00304039471
212733.60	94.251	97.5922	0.00229259678
217677.43	85.8553	90.1779	0.00149966663
222608.44	78.0789	83.1867	0.00238348484
227158.42	71.0417	76.7439	0.00303792692
231522.61	64.5924	70.7172	0.00234861661
235163.58	61.6044	67.8954	0.00265781865
238413.59	60.0121	66.3757	0.00298345437