#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
55033.57	18351.94	20301.35	1.95791981
57340.58	16005.95	17766.05	2.44181285
59834.63	13201.07	14717.45	1.51916095
62056.48	11219.87	12558.53	1.12597069
64274.61	9600.79	10781.46	1.36720152
66522.62	8288.62	9337.28	0.28135387
68794.63	7145.11	8073.04	0.215034881
71072.49	6218.99	7042.46	0.263134946
73373.61	5439.56	6173	0.225831796
75744.59	4788.724	5445.14	0.267282622
78184.63	4218.417	4800.803	0.083582893
80617.45	3750.609	4271.673	0.0800381159
83014.62	3360.862	3829.41	0.0883742044
85363.63	3028.853	3451.306	0.081292066
87674.60	2742.598	3124.271	0.0839696374
89950.57	2490.689	2835.791	0.0745312015
92218.42	2267.402	2579.564	0.0565720779
94473.60	2070.122	2352.421	0.0775299942
96714.64	1894.337	2150.117	0.0860935538
98946.46	1736.996	1968.36	0.0501796772
101188.42	1595.192	1804.763	0.0764467135
103456.48	1468.616	1659.364	0.0740702369
105708.45	1350.378	1522.071	0.0245540221
107954.65	1242.712	1397.953	0.0230672929
110220.59	1145.723	1286.245	0.0267301328
112484.48	1057.627	1185.025	0.0288530761
114763.49	978.11	1093.917	0.0205450724
117072.58	901.882	1006.807	0.0298680431
119380.59	833.77	929.305	0.0357561184
121784.60	769.448	856.334	0.0237991596
124182.54	712.174	791.715	0.0341247711
126645.75	656.442	729.037	0.0222733024
129183.59	605.262	671.744	0.0160124951
131731.57	558.455	619.66	0.0177763888
134864.67	515.685	572.147	0.0213096222
137590.60	474.4054	526.695	0.0276857364
140416.45	436.4085	484.6341	0.00777103597
143363.63	401.6093	446.3994	0.0100818649
146484.68	369.2612	410.9522	0.00610213078
149922.61	339.4191	378.3076	0.00751159104
153794.47	311.6983	348.0262	0.00609885235
157821.54	286.323	320.3253	0.00736077442
161995.80	262.9926	294.8782	0.00638717465
166261.58	241.3695	271.2608	0.00598965775
170705.80	221.1753	249.2046	0.00788187795
175238.42	202.6036	228.8833	0.00730759878
179854.52	185.7317	210.4162	0.00759973684
184563.62	169.6454	192.7559	0.00883227038
189293.52	154.731	176.4724	0.0133844686
194103.50	141.0804	161.4261	0.0107335455
198857.45	128.7166	147.7217	0.0019851952
203603.50	117.4946	135.3115	0.0021691012
208408.45	106.7832	123.4324	0.0025698249
213124.60	97.315	112.9071	0.00186788651
217838.41	88.5155	103.0995	0.00283284309
222458.43	80.8342	94.511	0.00251396102
227073.49	73.575	86.375	0.00262297541
231815.68	65.7228	77.5388	0.0016358484
235563.50	62.6639	74.0907	0.00289844786
238733.51	61.033	72.2361	0.00299148792