#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
53125.64	29947.88	27900.37	0.753000664
54646.44	29781.73	27754.92	0.299933326
56376.41	26798.39	25107.8	0.206397674
58048.41	21547.97	20403.22	1.43239659
59938.43	17474.46	16747.21	0.417480538
61516.48	14491.3	14011.88	2.46316057
63093.48	12075.81	11776.41	0.687088058
64673.50	10153.64	9983.03	0.305303128
66248.42	8614.85	8533.72	0.317111968
67823.51	7340.75	7325.41	0.147275253
69398.45	6359.19	6383.78	0.264499527
70978.45	5511.53	5565.76	0.0532916504
72568.41	4824.97	4898.896	0.0604847088
74143.51	4238.263	4323.134	0.0646869384
75728.43	3750.751	3841.142	0.029387072
77308.45	3336.214	3428.722	0.0313304963
78890.57	2982.459	3074.321	0.0198217053
80468.42	2675.972	2765.523	0.0441372858
82043.54	2411.699	2497.488	0.0174241212
83618.43	2179.887	2261.567	0.0167361883
85198.45	1980.042	2056.853	0.0216356188
86818.46	1802.651	1874.516	0.00981835017
88403.50	1644.75	1711.676	0.00789936706
90003.63	1510.251	1572.56	0.0133416641
91601.60	1372.544	1429.791	0.00899444273
93203.60	1260.654	1313.559	0.00767463354
94800.57	1159.757	1208.694	0.0132815662
96501.58	1068.988	1114.283	0.00548634669
98114.51	981.981	1023.849	0.0107191418
99725.64	904.71	943.663	0.00678969808
101355.65	835.797	872.168	0.00846167832
102985.82	770.844	804.873	0.00693541635
104625.82	710.519	742.504	0.00961249187
106298.43	654.797	684.99	0.00447213595
107983.52	601.814	630.441	0.00411096096
109701.50	555.285	582.626	0.00379473319
111467.42	510.135	536.301	0.00298328678
113283.51	469.4069	494.5944	0.00419332803
115178.44	431.038	455.3352	0.00329484446
117138.45	396.0689	419.5677	0.00211210795
119198.43	363.64	386.4142	0.00251316533
121393.51	333.8397	355.944	0.00204450483
123814.52	306.2364	327.6911	0.00188917972
126478.42	280.7861	301.6091	0.00126846364
129258.43	257.1713	277.3667	0.00172075565
132103.53	235.7643	255.3406	0.00170997076
135063.50	215.653	234.5879	0.00131491445
138088.44	197.225	215.5166	0.000940212742
141128.42	181.0515	198.7241	0.00163981706
144334.48	163.9527	180.9045	0.00180138835
147548.41	149.6512	165.9978	0.00506912221
150758.43	136.5844	152.2285	0.000874642784
154027.45	124.6597	139.6478	0.000880908622
157288.42	113.1773	127.4895	0.000696419414
160554.52	102.9603	116.625	0.000860232527
163820.59	93.9071	106.959	0.00064807407
167023.54	85.5024	97.9491	0.000830060239
170169.42	77.8116	89.6698	0.00064498062
173255.76	70.8589	82.1527	0.000693541635
176218.41	64.4235	75.1662	0.000525357021
178938.42	61.4264	71.9025	0.000353553391
181418.44	59.84	70.1718	0.000562138773