#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
65381.37	29082.63	20385.77	8.27847872
67172.41	28981.58	20320.48	5.70771057
69182.50	26854.14	19002.38	5.80849034
71147.33	21566.73	15606.31	1.82046423
73088.49	17634.76	13004.81	2.23192518
75408.46	14516.05	10928.49	1.12866736
77273.69	12090.82	9269.11	0.754778113
79207.33	10159.22	7920.85	2.17201519
81068.33	8619.54	6822.18	0.783938773
82935.49	7345.41	5900.87	0.403744969
84805.65	6362.16	5177.74	0.447928566
86802.49	5510.79	4542.504	0.200395609
88673.37	4823.99	4022.372	0.177774014
90528.52	4237.243	3570.357	0.160368638
92390.44	3749.41	3189.49	0.133873074
94252.40	3335.198	2862.1	0.196707905
96114.36	2981.432	2579.044	0.0777971722
98052.49	2675.218	2331.21	0.126664912
99925.44	2410.906	2115.188	0.192529478
101785.44	2179.378	1923.248	0.0811763512
103645.57	1979.413	1756.826	0.148823385
105518.32	1803.145	1608.856	0.116217038
107384.68	1645.335	1474.053	0.0586011945
109255.64	1510.595	1359.944	0.0520422905
111135.44	1372.839	1241.642	0.0317742034
113012.36	1260.719	1144.848	0.0671386625
114959.32	1159.717	1057.289	0.0419869027
116837.32	1068.963	978.15	0.0357491259
118803.44	982.033	902.198	0.0252111087
120693.40	904.903	834.494	0.035922138
122628.32	836.003	773.988	0.0219909072
124551.52	771.169	716.796	0.0342403271
126485.60	710.8	663.536	0.0122637678
128497.32	655.05	614.203	0.015559563
130498.32	602.021	567.207	0.0237086482
132519.60	555.438	525.845	0.0301744925
134584.48	510.397	485.5497	0.0115767439
136713.36	469.6276	449.384	0.00823893197
138920.44	431.2222	415.0213	0.0120855699
141220.88	396.2058	383.6048	0.00648814303
143684.48	363.7548	354.3871	0.0101827796
146424.73	333.9456	327.4346	0.00667712513
149613.37	306.5294	302.538	0.00472228758
153217.33	281.2182	279.4437	0.00639382515
156958.32	257.6183	257.7896	0.00456771278
160772.36	236.2141	238.0723	0.00510695604
164741.53	216.1082	219.3951	0.00742489057
168714.56	197.7138	202.21	0.00858603517
172757.52	181.5481	186.9941	0.0064100702
177138.36	164.5023	170.7941	0.009009384
181271.43	150.1797	157.1447	0.00261553054
185388.35	137.0771	144.5234	0.00334723767
189581.44	125.0889	132.8946	0.00236727692
193773.39	113.5688	121.6317	0.00284973683
197961.67	103.3065	111.5216	0.00205523721
202076.35	94.2274	102.508	0.00174355958
206114.43	85.776	94.0559	0.0020709901
210097.35	78.0117	86.2287	0.00262316603
214062.39	71.0163	79.1125	0.00168077363
217877.39	64.5376	72.4881	0.00276568256
221093.51	61.5431	69.4089	0.00241018671
223975.44	59.9499	67.7561	0.00179694185