#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
69558.32	30666.18	1751.393	0.0418580936
71649.87	30455.9	1745.257	0.0244560831
73982.48	26780.65	1641.412	0.0515519156
78017.32	17342.91	1331.042	0.0527787836
80220.45	14361.38	1213.803	0.0304318912
82438.32	12093.26	1114.156	0.0506399052
84679.32	10240.21	1025.147	0.0288114561
86948.31	8739.62	945.59	0.0442944692
89182.43	7517.12	874.924	0.0177313282
91417.31	6468.1	809.198	0.0193804025
93668.31	5649.12	753.813	0.0192379833
95922.47	4932.178	701.532	0.0325514977
98255.43	4348.014	655.705	0.0246272207
100587.35	3844.756	613.429	0.0211872603
102863.47	3428.5	576.126	0.0294686274
105145.44	3074.4	542.418	0.0248917657
107465.43	2771.069	511.957	0.0211683726
109747.31	2507.271	483.8166	0.00846664042
112022.51	2277.119	458.1224	0.00724458418
114345.47	2072.296	434.1108	0.0132013636
116626.31	1894.882	412.3172	0.00914308482
118901.39	1736.625	391.9922	0.00734955781
121167.35	1592.257	372.6805	0.00957418404
123459.35	1469.119	355.5751	0.00868728957
126997.43	1343.728	337.3085	0.00783996173
130160.47	1244.295	322.2388	0.00949083769
132444.38	1149.242	307.3062	0.011646287
134768.35	1060.782	292.8741	0.0050802559
137136.47	973.053	277.9633	0.00480634997
139545.43	894.902	264.1788	0.00673765538
141962.43	826.502	251.6246	0.0051365358
144380.46	763.678	239.6188	0.00663596263
146786.35	705.438	228.0746	0.00722523356
149258.35	651.151	216.8973	0.00610909159
151772.43	599.501	205.8557	0.00850535126
154376.31	553.738	195.6983	0.0101015345
156974.43	509.22	185.4366	0.00820999391
159671.51	468.9267	175.8268	0.00736586723
162455.44	430.8651	166.3565	0.00581764557
165365.63	395.9951	157.3099	0.0026360956
168362.39	363.7636	148.7009	0.002246998
171502.38	334.3506	140.5663	0.00164954539
175081.38	307.2812	132.8177	0.00199022612
179218.34	282.125	125.3712	0.0029488981
183442.42	258.4993	118.1375	0.00304055916
188039.34	236.9493	111.3111	0.00245132617
192303.37	217.2882	104.8752	0.00302919131
196702.42	198.9024	98.6587	0.00257701378
201144.33	182.7969	93.0276	0.0022592034
205817.34	165.7966	86.8875	0.00279732015
210364.45	151.489	81.5654	0.00340939877
214943.45	138.3727	76.4913	0.00268719184
219468.34	126.438	71.741	0.00282842712
224054.34	114.9264	67.009	0.0024979992
228591.50	104.6627	62.6502	0.00227508242
232945.46	95.6079	58.6958	0.0031962478
237391.94	87.1051	54.8661	0.00165196852
241756.42	79.3653	51.2818	0.00197888858
246029.34	72.3601	47.92843	0.000963436557
250285.47	65.8348	44.74104	0.000743801049
253604.98	62.766	43.2119	0.000662117814
256561.42	61.048	42.34886	0.000647796264