#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
47611.60	1523.875	1213.462	0.0507700699
50702.61	13493.74	9407.98	0.924099562
53158.42	11191.5	7934.76	0.552304264
55578.43	9436.2	6792.67	0.367437069
58183.61	8040.49	5865	0.442944692
60753.58	6846.16	5058.73	0.488477226
63298.43	5899.81	4407.263	0.196122666
65751.57	5171.46	3899.808	0.114217337
77223.58	4279.466	3269.974	0.131462542
79433.59	3874.397	2977.889	0.0870339014
81644.65	3505.164	2708.881	0.0765826351
83873.54	3176.367	2467.23	0.070639932
86078.42	2885.264	2251.291	0.106409116
88318.44	2625.906	2057.176	0.0588081627
90563.61	2396.641	1884.384	0.0654400489
92773.54	2192.169	1729.222	0.0554400577
94998.43	2011.637	1591.233	0.05184689
97214.64	1847.401	1464.251	0.0377743299
99461.57	1697.03	1347.957	0.0342943144
101733.62	1561.698	1243.432	0.0194319325
103984.67	1440.532	1148.898	0.0284534708
106223.60	1329.027	1061.567	0.0231969826
108475.71	1226.459	980.99	0.0202484567
110735.79	1132.795	907.32	0.0235796522
112995.79	1047.213	839.785	0.0304384625
115274.65	969.485	778.425	0.0271016605
117565.74	894.66	719.403	0.0256924113
119875.75	827.798	666.59	0.0121655251
122225.64	764.436	616.528	0.020774985
124591.58	707.967	571.993	0.0125737822
127021.58	652.88	528.525	0.0191963538
129502.60	602.344	488.51	0.0146615142
132048.45	556.034	451.9911	0.00995334115
134692.57	513.674	418.6712	0.00823626129
137425.68	472.6361	386.4945	0.00509165985
140407.05	434.8206	356.7131	0.00849523396
143437.43	400.4965	329.6634	0.00709957745
147662.65	367.9015	304.0167	0.0462489027
151014.55	338.3397	280.6148	0.00965069946
154885.76	310.5567	258.6339	0.0086907422
158875.75	285.2308	238.5515	0.00982776679
162958.40	262.0745	220.1269	0.00449099098
167193.55	240.5153	202.9289	0.00935355547
171543.56	220.5	186.8991	0.00863649234
175962.63	202.0258	172.047	0.00734982993
180499.49	185.252	158.4607	0.00198015151
185125.67	169.2167	145.4815	0.00160156174
189824.57	154.3288	133.4245	0.00286443712
194456.55	140.7894	122.3611	0.00302142351
199142.50	128.4135	112.2113	0.00284270997
203769.44	117.2494	103.0191	0.00324175878
208468.45	106.561	94.1868	0.00296580512
213088.44	97.1129	86.3561	0.0022246348
217713.66	88.3529	79.0652	0.00209666402
222245.72	80.6983	72.6738	0.00258766304
226778.42	73.4493	66.6047	0.00214032708
231373.49	65.6124	60.0282	0.00117303026
235065.63	62.5656	57.4707	0.00215429803
238156.44	60.9446	56.1093	0.00220476756