Polynomial fits to the multifrequency datasets
Name Epoch a_0 a_1 a_2 a_3
D 1979.30 0.51925075 0.89371317 -0.16111426 -0.01937860
1980.60 0.49446490 0.90266120 -0.15880311 -0.01954052
1981.50 -0.65591282 1.62832332 -0.12233682 -0.03328903
1982.40 1.02928424 0.87583280 -0.15989310 -0.01765459
1983.40 -0.08897882 1.23266923 -0.13611777 -0.02498239
1984.20 -1.58585978 1.90107989 -0.12436155 -0.04067833
1985.80 -0.54615438 1.26552486 -0.14213863 -0.02746030
1987.30 -0.80323541 1.09235108 -0.12192228 -0.02213509
1988.30 -1.21771598 1.16280448 -0.11293723 -0.02364668
1989.30 -0.98376405 0.97668689 -0.11862469 -0.01973946
1990.20 -1.35214329 1.12635827 -0.10448813 -0.02221641
1991.80 -3.17908358 2.28661847 -0.05270082 -0.04579926
1992.50 -2.11519003 2.33148551 -0.11595571 -0.04964995
1993.80 -2.12420559 1.75422788 -0.09050693 -0.03536000
C5 1984.20 1.75814450 -0.08666369 -0.16961473 0.00156292
1985.80 0.50257480 0.70889562 -0.16812569 -0.01624186
1987.30 0.67415369 0.85666734 -0.17221670 -0.01958691
1988.30 0.45039681 1.04152262 -0.16798882 -0.02372892
1989.30 1.58476365 -0.10303651 -0.17072515 0.00203916
1990.30 1.57503104 -0.10055254 -0.17773357 0.00194748
1991.80 -0.05483206 0.29415887 -0.14636563 -0.00625081
1992.50 0.81704152 -0.32781357 -0.15099806 0.00629879
1993.80 0.07428851 -0.22801073 -0.14716294 0.00492816
C4 1981.50 -0.20492448 1.09139252 -0.13953641 -0.02270379
1982.40 0.36087406 1.23289788 -0.14788444 -0.02525722
1983.40 -0.25746828 1.43254209 -0.14929013 -0.03100659
1984.20 0.05267175 1.18859637 -0.14212169 -0.02420399
1985.80 -0.45480400 0.86247605 -0.13032196 -0.01730572
1987.30 1.55414307 -0.19609953 -0.17321424 0.00363876
1988.30 -0.71835178 0.50427759 -0.13560703 -0.01111170
1989.30 1.27762639 0.26619047 -0.17428088 -0.00553838
1990.20 1.86574137 -0.94451654 -0.17751114 0.01908628
1991.80 -0.30094889 0.08563486 -0.13335372 -0.00106769
1992.50 0.52431035 0.06814985 -0.14956363 -0.00140191
1993.80 -0.65582132 0.43714881 -0.12408639 -0.00821817
C3 1979.30 0.41694817 0.53696251 -0.15447517 -0.01156450
1980.60 1.86498034 -0.37347451 -0.18646312 0.00834998
1981.50 0.98861760 0.08603823 -0.17269036 -0.00199880
1983.40 1.19117773 -0.28893712 -0.16904339 0.00579198
1984.20 -0.13888635 0.15272802 -0.14156090 -0.00350546
1985.80 3.04777050 -2.08617306 0.16801242 -0.02346421
1988.30 -0.26227221 0.10681150 -0.13792789 -0.00227229
1989.30 -1.04530358 0.76184285 -0.12075984 -0.01562641
1992.50 -1.32167041 0.55318743 -0.12016132 -0.01209722
1993.80 -0.82097090 -0.12113269 -0.13022876 0.00314663
C2 1979.30 -0.18576455 0.28520283 -0.13682203 -0.00589761
1980.60 -0.59655809 0.52816677 -0.13138485 -0.01110654
1981.50 0.58538824 0.07743641 -0.15079446 -0.00158901
1984.20 -0.94262016 0.56715333 -0.12140895 -0.01129033
1989.30 -0.92622918 0.50454575 -0.12538294 -0.01065028