#zdat (zcalib by M.Zolliker 2018)
#time since midnight, R ref, R meas, sigma, Tset(nominal)
47614.51	18889.21	25989.78	21.6796624
49755.68	17772.65	24265.01	9.71715442
51947.41	13486.51	18122.24	1.69730374
53838.42	11539.95	15382	1.16970082
55722.63	9896.82	13093.2	1.29460419
57618.43	8589.04	11303.07	0.520970249
59502.49	7477.91	9788.39	0.353397793
61385.62	6553.4	8534.9	0.359444015
63271.63	5775.31	7490.35	0.337416656
65228.44	5159.89	6670.17	0.461530064
67124.49	4572.57	5896.96	0.408705273
69015.65	4068.444	5228.48	0.358552646
70905.66	3639.75	4663.69	0.130491379
72797.43	3265.41	4173.228	0.140419372
74698.44	2933.348	3740.43	0.0878862902
76629.45	2638.596	3357.233	0.0560365952
78528.42	2387.233	3031.187	0.0823170699
80428.43	2167.583	2747.332	0.0531751822
82328.44	1972.501	2496.248	0.100705511
84228.45	1799.386	2274.058	0.0676875173
86124.50	1646.501	2078.292	0.0630840709
88035.82	1511.97	1907.457	0.0587545743
89942.63	1386.802	1748.467	0.0884878523
91858.44	1273.444	1605.076	0.0515790655
93793.61	1171.835	1475.992	0.0165408585
95734.50	1079.48	1360.013	0.0249419326
97698.44	996.325	1255.955	0.0276495931
99658.43	916.854	1156.85	0.018
101632.60	846.044	1068.948	0.0208710326
103652.62	779.538	986.736	0.0125857062
105702.63	720.642	914.226	0.0186654762
107793.63	663.558	844.163	0.0264971697
109922.64	611.355	780.133	0.0249819935
112121.57	563.569	721.893	0.0263837071
114397.42	520.069	668.83	0.0196977156
116757.43	478.0413	617.959	0.0228232338
119231.56	439.5059	570.947	0.0209308385
121803.61	404.2647	528.014	0.021549942
124507.43	371.5523	487.9507	0.00661218572
127432.64	341.5344	451.2238	0.00577546535
130731.58	313.5687	416.9589	0.00876179205
134178.45	287.7206	385.1719	0.0062087841
137778.45	263.9918	355.8751	0.0128097229
142898.44	241.8888	328.4031	0.00379591886
146798.41	221.5846	303.0338	0.00997877748
150782.64	202.8762	279.5063	0.00884991525
154832.58	185.9081	257.9926	0.00491975609
158898.44	169.8006	237.4289	0.00621039451
163106.42	154.7132	218.0653	0.00806975836
167308.44	141.0558	200.3186	0.0106284524
171512.61	128.626	183.9865	0.00789461842
175793.60	117.3178	169.0275	0.0127076748
180079.41	106.6228	154.6503	0.00276423588
184282.64	97.1444	141.856	0.00373095162
188481.62	88.3426	129.8452	0.00336392628
192682.63	80.6309	119.203	0.00241660919
196808.41	73.3998	109.1488	0.00274517759
201011.63	65.5603	98.0976	0.00269888866
204383.61	62.4945	93.736	0.00235372046
207157.42	60.8816	91.4297	0.00190814046