#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
47429.43	15258.68	1786.369	0.100194311
50520.61	13504.26	18089.98	2.6090918
52978.42	11198.9	14880.05	1.26919266
55398.43	9443.97	12448.96	1.94237998
58002.60	8045.22	10516.72	2.37127814
60571.58	6848.3	8880.77	0.67335726
63118.43	5901.73	7592.15	2.80614504
65569.45	5171.9	6604.7	0.546626015
77043.58	4275.113	5408.357	0.505236677
79253.59	3873.155	4867.514	0.230318041
81463.61	3504.802	4375.344	0.14703877
83693.53	3176.563	3938.62	0.13303383
85898.43	2885.492	3553.332	0.67339112
88138.44	2626.377	3211.951	0.4219276
90381.61	2396.888	2911.338	0.236278649
92593.58	2192.556	2644.987	0.47391993
94818.43	2011.649	2410.311	0.150648266
97033.55	1847.476	2198.38	0.0468828327
99279.41	1696.829	2005.268	0.0905295532
101551.59	1561.777	1833.652	0.109597445
103802.60	1440.589	1679.939	0.0798805358
106041.60	1329.173	1538.574	0.025385035
108293.62	1226.502	1410.203	0.0442052033
110553.62	1132.884	1293.858	0.0390845238
112813.64	1047.256	1188.323	0.027204779
115093.49	969.636	1093.241	0.029847948
117383.62	894.871	1002.571	0.0259788375
119693.63	827.933	922.187	0.0287419554
122043.65	764.589	846.636	0.019089264
124409.42	708.052	779.958	0.0288374756
126839.43	652.997	715.514	0.0259306768
129320.59	602.384	656.879	0.0238516247
131868.45	556.039	603.616	0.0282559728
134510.58	513.718	555.319	0.0245947149
137243.64	472.7162	509.183	0.034235946
140206.57	434.8821	466.6225	0.00563959218
143255.51	400.6105	428.4284	0.00730780405
147490.57	367.9592	392.394	0.0727305988
150833.58	338.4427	359.8347	0.00988539326
154703.48	310.6855	329.4805	0.00616319722
158693.51	285.3618	301.929	0.0064591021
162776.60	262.2106	276.8027	0.00590093213
167012.66	240.6378	253.5383	0.00542411283
171363.48	220.6038	232.0054	0.00496225755
175780.58	202.1383	212.2074	0.00462644572
180317.44	185.3248	194.231	0.00765506368
184943.63	169.3092	177.1596	0.00724458418
189642.61	154.4076	161.4105	0.00719061889
194274.51	140.8664	147.0005	0.00228582589
198960.58	128.4866	133.9218	0.00362436201
203588.48	117.3126	122.1592	0.00240333102
208286.49	106.6189	110.9337	0.00330771825
212907.44	97.1621	101.0341	0.00309983871
217531.58	88.3983	91.8912	0.00253298243
222063.57	80.7367	83.9203	0.00286373881
226598.43	73.483	76.3943	0.00299349294
231193.49	65.644	68.2777	0.00195473783
234883.66	62.5857	65.1319	0.00212814473
237974.52	60.9686	63.4605	0.0026124701