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Fourier Analysis of GRA (W.R. Grace & Co. Common Stock)


GRA (W.R. Grace & Co. Common Stock) appears to have interesting cyclic behaviour every 152 weeks (2.8527*sine), 141 weeks (2.2088*sine), and 141 weeks (1.2385*cosine).

GRA (W.R. Grace & Co. Common Stock) has an average price of 20.93 (topmost row, frequency = 0).



Click on the checkboxes shown on the right to see how the various frequencies contribute to the graph. Look for large magnitude coefficients (sine or cosine), as these are associated with frequencies which contribute most to the associated stock plot. If you find a large magnitude coefficient which dramatically changes the graph, look at the associated "Period" in weeks, as you may have found a significant recurring cycle for the stock of interest.

Right click on the graph above to see the menu of operations (download, full screen, etc.)

Fourier Analysis

Using data from 1/4/1982 to 1/9/2017 for GRA (W.R. Grace & Co. Common Stock), this program was able to calculate the following Fourier Series:
Sequence #Cosine Coefficients Sine Coefficients FrequenciesPeriod
020.9297   0 
117.02902 -12.98837 (1*2π)/18271,827 weeks
29.32516 -19.85103 (2*2π)/1827914 weeks
31.37191 -11.54035 (3*2π)/1827609 weeks
4-.54485 -12.98698 (4*2π)/1827457 weeks
5-4.50724 -6.57142 (5*2π)/1827365 weeks
6-2.44011 -3.95378 (6*2π)/1827305 weeks
7-1.42089 -2.73654 (7*2π)/1827261 weeks
8-.78116 -2.97964 (8*2π)/1827228 weeks
9-2.29668 -2.31061 (9*2π)/1827203 weeks
10-.41572 -.70742 (10*2π)/1827183 weeks
11.29295 -1.12597 (11*2π)/1827166 weeks
12.21931 -2.85273 (12*2π)/1827152 weeks
13-1.23854 -2.20878 (13*2π)/1827141 weeks
14-.73899 -.51116 (14*2π)/1827131 weeks
15.33211 -1.39255 (15*2π)/1827122 weeks
16-.80946 -1.02991 (16*2π)/1827114 weeks
17-.59912 -1.49826 (17*2π)/1827107 weeks
18-.2443 -.05486 (18*2π)/1827102 weeks
19-.04647 -.55883 (19*2π)/182796 weeks
20.63475 -.38915 (20*2π)/182791 weeks
21.06489 -1.29188 (21*2π)/182787 weeks
22.01878 -.6046 (22*2π)/182783 weeks
23.16259 -.39257 (23*2π)/182779 weeks
24.86974 -.85237 (24*2π)/182776 weeks
25.48114 -1.12498 (25*2π)/182773 weeks
26.31466 -1.63363 (26*2π)/182770 weeks
27-.67594 -.73233 (27*2π)/182768 weeks
28.18922 -.46859 (28*2π)/182765 weeks
29.64765 -.88981 (29*2π)/182763 weeks
30-.22762 -1.55803 (30*2π)/182761 weeks
31-.42837 -.90592 (31*2π)/182759 weeks
32-.00632 -.72407 (32*2π)/182757 weeks
33-.4015 -.8301 (33*2π)/182755 weeks
34-.08115 -.53389 (34*2π)/182754 weeks
35-.21901 -.29678 (35*2π)/182752 weeks
36.26524 -.7842 (36*2π)/182751 weeks
37-.00488 -.95779 (37*2π)/182749 weeks
38-.19087 -1.01186 (38*2π)/182748 weeks
39-.57734 -.81322 (39*2π)/182747 weeks
40-.52017 -.28385 (40*2π)/182746 weeks
41-.37508 -.44464 (41*2π)/182745 weeks
42-.00023 -.10414 (42*2π)/182744 weeks
43-.27896 -.60381 (43*2π)/182742 weeks
44-.19096 -.18628 (44*2π)/182742 weeks
45-.03453 -.28046 (45*2π)/182741 weeks
46.09159 -.55419 (46*2π)/182740 weeks
47-.56032 -.59688 (47*2π)/182739 weeks
48-.47873 .15873 (48*2π)/182738 weeks
49.24925 -.133 (49*2π)/182737 weeks
50.19464 -.27471 (50*2π)/182737 weeks
51-.15886 -.57467 (51*2π)/182736 weeks
52-.05835 -.1455 (52*2π)/182735 weeks
53-.25281 -.34887 (53*2π)/182734 weeks
54-.15457 -.07382 (54*2π)/182734 weeks
55-.09648 -.00893 (55*2π)/182733 weeks
56.22801 .09422 (56*2π)/182733 weeks
57.39968 -.15007 (57*2π)/182732 weeks
58.41748 -.5703 (58*2π)/182732 weeks
59-.11055 -.4911 (59*2π)/182731 weeks
60-.11289 -.29625 (60*2π)/182730 weeks
61.08178 -.18227 (61*2π)/182730 weeks
62.23297 -.36646 (62*2π)/182729 weeks
63-.01751 -.32979 (63*2π)/182729 weeks
64.12174 -.336 (64*2π)/182729 weeks
65.06223 -.32229 (65*2π)/182728 weeks
66.08443 -.52563 (66*2π)/182728 weeks
67-.04359 -.30195 (67*2π)/182727 weeks
68.03725 -.41452 (68*2π)/182727 weeks
69.08059 -.43231 (69*2π)/182726 weeks
70-.07445 -.38126 (70*2π)/182726 weeks
71-.14253 -.28198 (71*2π)/182726 weeks
72.16009 -.36791 (72*2π)/182725 weeks
73-.10806 -.54272 (73*2π)/182725 weeks
74-.10433 -.31813 (74*2π)/182725 weeks
75-.10329 -.25019 (75*2π)/182724 weeks
76-.02199 -.50907 (76*2π)/182724 weeks
77-.27442 -.29548 (77*2π)/182724 weeks
78-.21084 -.30371 (78*2π)/182723 weeks
79-.05675 -.18134 (79*2π)/182723 weeks
80-.17035 -.30886 (80*2π)/182723 weeks
81-.20375 -.18106 (81*2π)/182723 weeks
82-.18913 -.07992 (82*2π)/182722 weeks
83-.08182 -.06034 (83*2π)/182722 weeks
84-.16414 -.15432 (84*2π)/182722 weeks
85-.18461 -.03756 (85*2π)/182721 weeks
86.07094 .08927 (86*2π)/182721 weeks
87.32678 .00893 (87*2π)/182721 weeks
88.21915 -.29229 (88*2π)/182721 weeks
89.00391 -.34106 (89*2π)/182721 weeks
90-.14211 -.24447 (90*2π)/182720 weeks
91-.02233 -.0925 (91*2π)/182720 weeks
92.046 -.15498 (92*2π)/182720 weeks
93-.01952 -.21314 (93*2π)/182720 weeks
94-.04943 .07278 (94*2π)/182719 weeks
95.28635 -.09032 (95*2π)/182719 weeks
96.21104 -.17052 (96*2π)/182719 weeks
97.17034 -.29532 (97*2π)/182719 weeks
98.16344 -.21326 (98*2π)/182719 weeks
99.14477 -.38586 (99*2π)/182718 weeks
100.1284 -.23473 (100*2π)/182718 weeks
101.12604 -.42029 (101*2π)/182718 weeks
102-.00419 -.42949 (102*2π)/182718 weeks
103-.11587 -.38533 (103*2π)/182718 weeks
104-.0841 -.22772 (104*2π)/182718 weeks
105.03355 -.33049 (105*2π)/182717 weeks
106-.18697 -.29403 (106*2π)/182717 weeks
107-.12537 -.12729 (107*2π)/182717 weeks
108.02229 -.1095 (108*2π)/182717 weeks
109.01392 -.31215 (109*2π)/182717 weeks
110-.05239 -.25637 (110*2π)/182717 weeks
111-.09616 -.20753 (111*2π)/182716 weeks
112-.0641 -.1995 (112*2π)/182716 weeks
113-.01794 -.14652 (113*2π)/182716 weeks
114.03903 -.2895 (114*2π)/182716 weeks
115-.09691 -.24502 (115*2π)/182716 weeks
116-.10075 -.19781 (116*2π)/182716 weeks
117-.03543 -.18933 (117*2π)/182716 weeks
118-.0663 -.32616 (118*2π)/182715 weeks
119-.11566 -.14199 (119*2π)/182715 weeks
120-.09947 -.2374 (120*2π)/182715 weeks
121-.04091 -.22429 (121*2π)/182715 weeks
122-.23723 -.25392 (122*2π)/182715 weeks
123-.16211 -.08977 (123*2π)/182715 weeks
124-.13936 -.02089 (124*2π)/182715 weeks
125-.00291 .00401 (125*2π)/182715 weeks
126-.03012 -.07248 (126*2π)/182715 weeks
127.0176 -.08966 (127*2π)/182714 weeks
128.03957 -.08901 (128*2π)/182714 weeks
129.05798 -.1517 (129*2π)/182714 weeks
130-.09154 -.17663 (130*2π)/182714 weeks
131-.01417 -.07416 (131*2π)/182714 weeks
132-.00674 -.03792 (132*2π)/182714 weeks
133.11506 -.13375 (133*2π)/182714 weeks
134.10013 -.14569 (134*2π)/182714 weeks
135.08025 -.25981 (135*2π)/182714 weeks
136.07165 -.27847 (136*2π)/182713 weeks
137-.09039 -.29003 (137*2π)/182713 weeks
138-.07606 -.24404 (138*2π)/182713 weeks
139-.09306 -.14694 (139*2π)/182713 weeks
140-.10752 -.15957 (140*2π)/182713 weeks
141.01503 -.16202 (141*2π)/182713 weeks
142-.06655 -.16486 (142*2π)/182713 weeks
143-.12281 -.26383 (143*2π)/182713 weeks
144-.18887 -.03458 (144*2π)/182713 weeks
145-.05443 -.0682 (145*2π)/182713 weeks
146.09877 .03755 (146*2π)/182713 weeks
147.0679 -.18979 (147*2π)/182712 weeks
148.05316 -.22989 (148*2π)/182712 weeks
149-.06649 -.24269 (149*2π)/182712 weeks
150-.00993 -.22722 (150*2π)/182712 weeks
151-.14174 -.28903 (151*2π)/182712 weeks
152-.22038 -.1489 (152*2π)/182712 weeks
153-.11636 -.08053 (153*2π)/182712 weeks
154-.06401 -.09011 (154*2π)/182712 weeks
155-.1543 -.13585 (155*2π)/182712 weeks
156-.13002 -.04119 (156*2π)/182712 weeks
157-.11417 -.00328 (157*2π)/182712 weeks
158.001 .01026 (158*2π)/182712 weeks
159.02867 -.05704 (159*2π)/182711 weeks
160-.00092 -.11632 (160*2π)/182711 weeks
161-.04191 -.03477 (161*2π)/182711 weeks
162.01804 -.06875 (162*2π)/182711 weeks
163.01603 -.05329 (163*2π)/182711 weeks
164.03518 -.13046 (164*2π)/182711 weeks
165.04762 -.05434 (165*2π)/182711 weeks
166.06632 -.14983 (166*2π)/182711 weeks
167.04848 -.1872 (167*2π)/182711 weeks
168-.05835 -.15326 (168*2π)/182711 weeks
169.02065 -.13841 (169*2π)/182711 weeks
170-.04309 -.13211 (170*2π)/182711 weeks
171-.01784 -.13134 (171*2π)/182711 weeks
172.01612 -.05895 (172*2π)/182711 weeks
173.06488 -.18438 (173*2π)/182711 weeks
174-.05297 -.21093 (174*2π)/182711 weeks
175-.04179 -.10624 (175*2π)/182710 weeks
176-.03067 -.12711 (176*2π)/182710 weeks
177-.02947 -.09799 (177*2π)/182710 weeks
178.02234 -.10497 (178*2π)/182710 weeks
179.06288 -.1896 (179*2π)/182710 weeks
180-.03693 -.23649 (180*2π)/182710 weeks
181-.10874 -.22032 (181*2π)/182710 weeks
182-.10352 -.09012 (182*2π)/182710 weeks
183-.01268 -.10334 (183*2π)/182710 weeks
184.00789 -.22213 (184*2π)/182710 weeks
185-.1564 -.17096 (185*2π)/182710 weeks
186-.11413 -.11098 (186*2π)/182710 weeks
187-.09808 -.0629 (187*2π)/182710 weeks
188-.09909 -.13892 (188*2π)/182710 weeks
189-.05348 -.04807 (189*2π)/182710 weeks
190-.08134 -.0295 (190*2π)/182710 weeks
191-.02822 -.07204 (191*2π)/182710 weeks
192-.03784 -.07215 (192*2π)/182710 weeks
193-.03727 -.1354 (193*2π)/18279 weeks
194-.06357 -.06487 (194*2π)/18279 weeks
195-.05325 -.07133 (195*2π)/18279 weeks
196-.00447 -.0279 (196*2π)/18279 weeks
197.03656 -.06545 (197*2π)/18279 weeks
198-.0376 -.13451 (198*2π)/18279 weeks
199-.0308 -.06518 (199*2π)/18279 weeks
200.01706 -.05261 (200*2π)/18279 weeks
201.04889 -.12807 (201*2π)/18279 weeks
202-.01263 -.14014 (202*2π)/18279 weeks
203-.01015 -.08692 (203*2π)/18279 weeks
204.05202 -.16222 (204*2π)/18279 weeks
205-.08109 -.154 (205*2π)/18279 weeks
206-.03944 -.08248 (206*2π)/18279 weeks
207.03228 -.06936 (207*2π)/18279 weeks
208.07959 -.16694 (208*2π)/18279 weeks
209-.01975 -.22101 (209*2π)/18279 weeks
210-.0596 -.18772 (210*2π)/18279 weeks
211-.12117 -.13633 (211*2π)/18279 weeks
212-.03119 -.18558 (212*2π)/18279 weeks
213-.18525 -.13633 (213*2π)/18279 weeks
214-.13563 -.0428 (214*2π)/18279 weeks
215-.06475 .00102 (215*2π)/18278 weeks
216-.0287 -.06404 (216*2π)/18278 weeks
217-.04964 -.08033 (217*2π)/18278 weeks
218-.05693 -.01623 (218*2π)/18278 weeks
219.03519 -.02294 (219*2π)/18278 weeks
220.06163 -.09189 (220*2π)/18278 weeks
221.01243 -.15299 (221*2π)/18278 weeks
222-.02474 -.15131 (222*2π)/18278 weeks
223-.02716 -.136 (223*2π)/18278 weeks
224-.08574 -.20513 (224*2π)/18278 weeks
225-.135 -.08852 (225*2π)/18278 weeks
226-.11305 -.09178 (226*2π)/18278 weeks
227-.04186 .01511 (227*2π)/18278 weeks
228-.05385 -.08858 (228*2π)/18278 weeks
229.00358 -.03678 (229*2π)/18278 weeks
230-.09076 -.13731 (230*2π)/18278 weeks
231-.06899 -.0648 (231*2π)/18278 weeks
232-.10773 -.01522 (232*2π)/18278 weeks
233-.02326 -.03081 (233*2π)/18278 weeks
234-.02266 .01281 (234*2π)/18278 weeks
235.057 -.02318 (235*2π)/18278 weeks
236.0295 -.08299 (236*2π)/18278 weeks
237-.01785 -.1032 (237*2π)/18278 weeks
238.05628 -.06506 (238*2π)/18278 weeks
239.049 -.11492 (239*2π)/18278 weeks
240.0145 -.18855 (240*2π)/18278 weeks
241-.05923 -.1388 (241*2π)/18278 weeks
242-.03029 -.10311 (242*2π)/18278 weeks
243.0127 -.14557 (243*2π)/18278 weeks
244-.09601 -.18394 (244*2π)/18277 weeks
245-.11225 -.10723 (245*2π)/18277 weeks
246-.08799 -.02416 (246*2π)/18277 weeks
247-.01521 -.06657 (247*2π)/18277 weeks
248-.04839 -.10861 (248*2π)/18277 weeks
249-.05413 -.118 (249*2π)/18277 weeks
250-.07779 -.08705 (250*2π)/18277 weeks
251-.11036 -.07281 (251*2π)/18277 weeks
252-.05457 .01975 (252*2π)/18277 weeks
253-.0185 .0076 (253*2π)/18277 weeks
254.06686 -.08129 (254*2π)/18277 weeks
255.03313 -.14646 (255*2π)/18277 weeks
256-.02327 -.17716 (256*2π)/18277 weeks
257-.0914 -.12899 (257*2π)/18277 weeks
258-.06603 -.07641 (258*2π)/18277 weeks
259-.05834 -.11754 (259*2π)/18277 weeks
260-.09319 -.0904 (260*2π)/18277 weeks
261-.11987 -.10258 (261*2π)/18277 weeks
262-.07341 -.08231 (262*2π)/18277 weeks
263-.1616 -.00813 (263*2π)/18277 weeks
264-.07342 .03231 (264*2π)/18277 weeks
265-.01714 .05042 (265*2π)/18277 weeks
266-.0193 -.0338 (266*2π)/18277 weeks
267.01167 .00684 (267*2π)/18277 weeks
268.058 -.03103 (268*2π)/18277 weeks
269.0403 -.11882 (269*2π)/18277 weeks
270-.08056 -.08858 (270*2π)/18277 weeks
271-.01569 -.01116 (271*2π)/18277 weeks
272.00408 -.02057 (272*2π)/18277 weeks
273.03509 -.02628 (273*2π)/18277 weeks
274.0592 -.08439 (274*2π)/18277 weeks
275.05229 -.10502 (275*2π)/18277 weeks
276.03239 -.14877 (276*2π)/18277 weeks
277-.01295 -.11446 (277*2π)/18277 weeks
278-.05496 -.19214 (278*2π)/18277 weeks
279-.07019 -.05103 (279*2π)/18277 weeks
280-.05539 -.09211 (280*2π)/18277 weeks
281.0027 -.08605 (281*2π)/18277 weeks
282-.03884 -.11089 (282*2π)/18276 weeks
283-.03671 -.12102 (283*2π)/18276 weeks
284-.09479 -.09351 (284*2π)/18276 weeks
285-.09559 -.05551 (285*2π)/18276 weeks
286-.01573 -.02871 (286*2π)/18276 weeks
287-.0356 -.05146 (287*2π)/18276 weeks
288.011 -.04876 (288*2π)/18276 weeks
289.02466 -.05943 (289*2π)/18276 weeks
290.0491 -.13273 (290*2π)/18276 weeks
291-.04064 -.1681 (291*2π)/18276 weeks
292-.06344 -.13376 (292*2π)/18276 weeks
293-.08243 -.1556 (293*2π)/18276 weeks
294-.06606 -.09611 (294*2π)/18276 weeks
295-.1246 -.10548 (295*2π)/18276 weeks
296-.0996 -.03731 (296*2π)/18276 weeks
297-.07518 -.0591 (297*2π)/18276 weeks
298-.03687 -.0837 (298*2π)/18276 weeks
299-.09307 -.07685 (299*2π)/18276 weeks
300-.06633 -.03615 (300*2π)/18276 weeks
301-.06322 -.06924 (301*2π)/18276 weeks
302-.06833 -.07161 (302*2π)/18276 weeks
303-.11862 -.04975 (303*2π)/18276 weeks
304-.06312 .00067 (304*2π)/18276 weeks
305-.05618 -.02653 (305*2π)/18276 weeks
306-.02429 -.0073 (306*2π)/18276 weeks
307-.01205 -.03189 (307*2π)/18276 weeks
308.00513 -.04543 (308*2π)/18276 weeks
309-.02006 -.081 (309*2π)/18276 weeks
310-.0271 -.08488 (310*2π)/18276 weeks
311-.05916 -.099 (311*2π)/18276 weeks
312-.06159 -.02807 (312*2π)/18276 weeks
313-.03495 -.04572 (313*2π)/18276 weeks
314-.0207 -.0599 (314*2π)/18276 weeks
315-.06356 -.09124 (315*2π)/18276 weeks
316-.06452 -.0674 (316*2π)/18276 weeks
317-.089 -.00671 (317*2π)/18276 weeks
318-.03502 -.01456 (318*2π)/18276 weeks
319.01559 -.02487 (319*2π)/18276 weeks
320-.03773 -.10256 (320*2π)/18276 weeks
321-.06596 -.05413 (321*2π)/18276 weeks
322-.05521 -.02163 (322*2π)/18276 weeks
323-.02395 -.04834 (323*2π)/18276 weeks
324-.05249 -.03274 (324*2π)/18276 weeks
325-.01593 -.0158 (325*2π)/18276 weeks
326-.02824 -.05488 (326*2π)/18276 weeks
327-.01058 -.0163 (327*2π)/18276 weeks
328-.00729 -.07706 (328*2π)/18276 weeks
329.00797 -.08705 (329*2π)/18276 weeks
330-.08906 -.05848 (330*2π)/18276 weeks
331-.00686 -.04907 (331*2π)/18276 weeks
332-.0426 -.02322 (332*2π)/18276 weeks
333-.01508 -.10174 (333*2π)/18275 weeks
334-.06501 -.04116 (334*2π)/18275 weeks
335-.04512 -.03666 (335*2π)/18275 weeks
336-.00636 -.02579 (336*2π)/18275 weeks
337-.03836 -.05245 (337*2π)/18275 weeks
338-.04153 -.06359 (338*2π)/18275 weeks
339-.02278 -.01733 (339*2π)/18275 weeks
340-.04296 -.08264 (340*2π)/18275 weeks
341-.03558 -.0167 (341*2π)/18275 weeks
342-.037 -.04834 (342*2π)/18275 weeks
343-.03848 -.02744 (343*2π)/18275 weeks
344-.03533 .00472 (344*2π)/18275 weeks
345-.00011 -.00924 (345*2π)/18275 weeks
346.04657 -.04612 (346*2π)/18275 weeks
347-.00583 -.06878 (347*2π)/18275 weeks
348.05053 -.07447 (348*2π)/18275 weeks
349-.02761 -.10129 (349*2π)/18275 weeks
350-.0096 -.14031 (350*2π)/18275 weeks
351-.12087 -.07388 (351*2π)/18275 weeks
352-.08615 -.05253 (352*2π)/18275 weeks
353-.07764 .01264 (353*2π)/18275 weeks
354-.01913 .00039 (354*2π)/18275 weeks
355-.00465 -.01214 (355*2π)/18275 weeks
356.0101 -.02003 (356*2π)/18275 weeks
357.02829 -.05598 (357*2π)/18275 weeks
358.01843 -.06044 (358*2π)/18275 weeks
359.0033 -.09677 (359*2π)/18275 weeks
360-.03543 -.09967 (360*2π)/18275 weeks
361-.04278 -.05323 (361*2π)/18275 weeks
362-.05078 -.05179 (362*2π)/18275 weeks
363.00281 -.04057 (363*2π)/18275 weeks
364-.00252 -.06739 (364*2π)/18275 weeks
365.01585 -.06916 (365*2π)/18275 weeks
366.00474 -.09666 (366*2π)/18275 weeks
367.01375 -.11207 (367*2π)/18275 weeks
368-.06738 -.16578 (368*2π)/18275 weeks
369-.10892 -.10155 (369*2π)/18275 weeks
370-.10978 -.05578 (370*2π)/18275 weeks
371-.03744 -.02922 (371*2π)/18275 weeks
372-.07899 -.0642 (372*2π)/18275 weeks
373-.06795 -.04709 (373*2π)/18275 weeks
374-.06785 -.00594 (374*2π)/18275 weeks
375-.03908 -.02867 (375*2π)/18275 weeks
376-.02619 -.0287 (376*2π)/18275 weeks
377-.02485 .00826 (377*2π)/18275 weeks
378.03919 -.01662 (378*2π)/18275 weeks
379.03995 -.10108 (379*2π)/18275 weeks
380-.04332 -.15375 (380*2π)/18275 weeks
381-.10032 -.08712 (381*2π)/18275 weeks
382-.06977 -.03099 (382*2π)/18275 weeks
383-.05644 -.06404 (383*2π)/18275 weeks
384-.05576 -.02601 (384*2π)/18275 weeks
385-.05723 -.05066 (385*2π)/18275 weeks
386-.0435 .00113 (386*2π)/18275 weeks
387-.06583 -.03616 (387*2π)/18275 weeks
388-.0405 -.02174 (388*2π)/18275 weeks
389-.03422 .01198 (389*2π)/18275 weeks
390.04083 -.01959 (390*2π)/18275 weeks
391.01407 -.05009 (391*2π)/18275 weeks
392-.00678 -.0513 (392*2π)/18275 weeks
393.0104 -.05268 (393*2π)/18275 weeks
394-.0186 -.0661 (394*2π)/18275 weeks
395.01429 -.06323 (395*2π)/18275 weeks
396-.0072 -.05869 (396*2π)/18275 weeks
397-.00187 -.12845 (397*2π)/18275 weeks
398-.03868 -.11348 (398*2π)/18275 weeks
399-.05421 -.10163 (399*2π)/18275 weeks
400-.06335 -.08719 (400*2π)/18275 weeks
401-.07611 -.0772 (401*2π)/18275 weeks
402-.09028 -.06529 (402*2π)/18275 weeks
403-.08681 -.02303 (403*2π)/18275 weeks
404-.05618 -.01032 (404*2π)/18275 weeks
405-.02197 -.0322 (405*2π)/18275 weeks
406-.04096 -.05498 (406*2π)/18275 weeks
407-.04207 -.05441 (407*2π)/18274 weeks
408-.00335 -.03937 (408*2π)/18274 weeks
409-.03539 -.07967 (409*2π)/18274 weeks
410-.02925 -.10102 (410*2π)/18274 weeks
411-.10236 -.08073