year mo zed etazed eta
1986 12 -2.5098877340964 9.1200293660599 11.6299171001563
1987 01 -2.51988342703 9.15502921756272 11.6749126445927
1987 02 -2.51949673087604 9.16663097756092 11.686127708437
1987 03 -2.51906233455137 9.17798257521141 11.6970449097628
1987 04 -2.51971026034576 9.18825802714725 11.707968287493
1987 05 -2.52503832975905 9.2151578928874 11.7401962226465
1987 06 -2.52640266811142 9.21288179975438 11.7392844678658
1987 07 -2.51960932800213 9.22393164632246 11.7435409743246
1987 08 -2.52698144122113 9.23508591918207 11.7620673604032
1987 09 -2.5203561499205 9.24416100561373 11.7645171555342
1987 10 -2.5240708966926 9.25372759467316 11.7777984913658
1987 11 -2.52227126982231 9.26111647597555 11.7833877457979
1987 12 -2.53195845502377 9.26307670926806 11.7950351642918
1988 01 -2.52872339927116 9.28420678319464 11.8129301824658
1988 02 -2.52951932527384 9.28609881733833 11.8156181426122
1988 03 -2.5297002458952 9.29543211741019 11.8251323633054
1988 04 -2.53527725328726 9.28562217001557 11.8208994233028
1988 05 -2.52612419476785 9.29453669340407 11.8206608881719
1988 06 -2.53720793527138 9.28789382383324 11.8251017591046
1988 07 -2.5236616867642 9.30611580244921 11.8297774892134
1988 08 -2.52594301477634 9.31530691388483 11.8412499286612
1988 09 -2.52968426233733 9.30145706574292 11.8311413280803
1988 10 -2.53349303641952 9.31844740078796 11.8519404372075
1988 11 -2.52848345302406 9.31395205765906 11.8424355106831
1988 12 -2.52680351754454 9.31393691645048 11.840740433995
1989 01 -2.52525996473114 9.33651851303586 11.861778477767
1989 02 -2.52652347872353 9.32935352238033 11.8558770011039
1989 03 -2.51979755463847 9.33989373402691 11.8596912886654
1989 04 -2.52857467622295 9.34051269148203 11.869087367705
1989 05 -2.52141046672496 9.35043762260173 11.8718480893267
1989 06 -2.5235667627712 9.35570974262113 11.8792765053923
1989 07 -2.52785228215199 9.35469144015835 11.8825437223103
1989 08 -2.53186802244695 9.36122541877429 11.8930934412212
1989 09 -2.52519364889261 9.36841391124544 11.8936075601381
1989 10 -2.51873233914745 9.37618048794395 11.8949128270914
1989 11 -2.52258202845635 9.38569704244307 11.9082790708994
1989 12 -2.53370534073549 9.38959745730498 11.9233027980405
1990 01 -2.53036097050912 9.40032375662839 11.9306847271375
1990 02 -2.53988095267473 9.41407429341492 11.9539552460896
1990 03 -2.53087412595286 9.39281020929924 11.9236843352521
1990 04 -2.51946927484758 9.39567399883673 11.9151432736843
