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instruments / chronology / derived/align_chunqiu_global.txt · raw

31 dated eclipse records over 242 reign-years; searching first-year = -1000..-442
1892 computed solar eclipses (anywhere on Earth) in -1000..-200

records 31 · grid 559 first-years × 60 phases = 33540 cells · null mean 0.35 · sd 1.58 · max 25
cells scoring ≥ 10: 275 · ≥ 20: 26
  first year =  -526 (BCE 527)  phase 41  matches 25/31  z=15.6
  first year =  -934 (BCE 935)  phase 42  matches 25/31  z=15.6
  first year =  -562 (BCE 563)  phase 12  matches 24/31  z=15.0
  first year =  -703 (BCE 704)  phase  4  matches 24/31  z=15.0
  first year =  -916 (BCE 917)  phase 57  matches 24/31  z=15.0
  first year =  -684 (BCE 685)  phase 24  matches 24/31  z=15.0
  first year =  -721 (BCE 722)  phase 49  matches 24/31  z=15.0
  first year =  -888 (BCE 889)  phase 39  matches 23/31  z=14.4

best cell: first year -526 (BCE 527), phase 41: 25/31 record by record
  ok  隱公  3 month  2 己巳 → year -524: [(1529724, '己巳', 'Tot', 1.0)]
  ok  桓公  3 month  7 壬辰 → year -513: [(1533887, '壬辰', 'Tot', 1.0)]
  ok  莊公 30 month  9 庚午 → year -468: [(1550365, '庚午', 'Tot', 1.0)]
  ok  僖公  5 month  9 戊申 → year -459: [(1553643, '戊申', 'Tot', 1.0)]
  NO  僖公 12 month  3 庚午 → year -452: no eclipse in that window
  ok  文公  1 month  2 癸亥 → year -430: [(1564038, '癸亥', 'Ann', 0.93)]
  ok  文公 15 month  6 辛丑 → year -416: [(1569236, '辛丑', 'Par', 0), (1569265, '庚午', 'Par', 0)]
  NO  宣公  8 month  7 甲子 → year -405: no eclipse in that window
  ok  宣公 10 month  4 丙辰 → year -403: [(1573931, '丙辰', 'Ann', 0.94)]
  NO  宣公 17 month  6 癸卯 → year -396: [(1576530, '乙亥', 'Ann', 0.93)]
  ok  成公 16 month  6 丙寅 → year -379: [(1582761, '丙寅', 'Tot', 1.0)]
  ok  成公 17 month 12 丁巳 → year -378: [(1582937, '壬戌', 'Tot', 1.0), (1583292, '丁巳', 'Tot', 1.0)]
  ok  襄公 15 month  8 丁巳 → year -362: [(1588992, '丁巳', 'Par', 0), (1589021, '丙戌', 'Par', 0)]
  ok  襄公 20 month 10 丙辰 → year -357: [(1590911, '丙辰', 'Ann', 0.87)]
  ok  襄公 21 month  9 庚戌 → year -356: [(1591265, '庚戌', 'Ann', 0.89)]
  NO  襄公 21 month 10 庚辰 → year -356: [(1591265, '庚戌', 'Ann', 0.89)]
  ok  襄公 23 month  2 癸酉 → year -354: [(1591768, '癸酉', 'Ann', 0.87), (1592122, '丁卯', 'Ann', 0.84)]
  ok  襄公 24 month  7 甲子 → year -353: [(1592299, '甲子', 'Tot', 1.0)]
  NO  襄公 24 month  8 癸巳 → year -353: [(1592299, '甲子', 'Tot', 1.0)]
  ok  襄公 26 month 12 乙卯 → year -351: [(1592830, '乙卯', 'Par', 0), (1593155, '庚辰', 'Tot', 1.0)]
  ok  昭公  7 month  4 甲辰 → year -339: [(1597319, '甲辰', 'Tot', 1.0)]
  ok  昭公 15 month  6 丁巳 → year -331: [(1600272, '丁巳', 'Ann', 0.99)]
  NO  昭公 17 month  6 甲戌 → year -329: no eclipse in that window
  ok  昭公 21 month  7 壬午 → year -325: [(1602517, '壬午', 'Tot', 1.0)]
  ok  昭公 22 month 12 癸酉 → year -324: [(1602693, '戊寅', 'Tot', 1.0), (1603048, '癸酉', 'Tot', 1.0)]
  ok  昭公 24 month  5 乙未 → year -322: [(1603550, '乙未', 'Par', 0), (1603579, '甲子', 'Par', 0)]
  ok  昭公 31 month 12 辛亥 → year -315: [(1606001, '丙戌', 'Par', 0), (1606326, '辛亥', 'Tot', 1.0)]
  ok  定公  5 month  3 辛亥 → year -309: [(1608246, '辛亥', 'Ann', 0.91)]
  ok  定公 12 month 11 丙寅 → year -302: [(1611021, '丙寅', 'Ann', 0.89)]
  ok  定公 15 month  8 庚辰 → year -299: [(1612055, '庚辰', 'Tot', 1.0)]
  ok  哀公 14 month  5 庚申 → year -285: [(1617075, '庚申', 'Tot', 1.0)]

check: first year -721 scores 24/31 at phase 49; rank among all cells: 3

conventional: first year -721 (BCE 722), phase 49: 24/31 record by record
  ok  隱公  3 month  2 己巳 → year -719: [(1458496, '己巳', 'Tot', 1.0)]
  ok  桓公  3 month  7 壬辰 → year -708: [(1462659, '壬辰', 'Tot', 1.0)]
  ok  莊公 30 month  9 庚午 → year -663: [(1479137, '庚午', 'Tot', 1.0)]
  ok  僖公  5 month  9 戊申 → year -654: [(1482415, '戊申', 'Tot', 1.0)]
  NO  僖公 12 month  3 庚午 → year -647: no eclipse in that window
  ok  文公  1 month  2 癸亥 → year -625: [(1492810, '癸亥', 'Ann', 0.92)]
  ok  文公 15 month  6 辛丑 → year -611: [(1498008, '辛丑', 'Tot', 1.0)]
  NO  宣公  8 month  7 甲子 → year -600: no eclipse in that window
  ok  宣公 10 month  4 丙辰 → year -598: [(1502703, '丙辰', 'Ann', 0.92)]
  NO  宣公 17 month  6 癸卯 → year -591: [(1505302, '乙亥', 'Ann', 0.94)]
  ok  成公 16 month  6 丙寅 → year -574: [(1511533, '丙寅', 'Tot', 1.0)]
  ok  成公 17 month 12 丁巳 → year -573: [(1511709, '壬戌', 'Ann', 0.99), (1512064, '丁巳', 'Tot', 1.0)]
  NO  襄公 15 month  8 丁巳 → year -557: [(1517793, '丙戌', 'Par', 0)]
  ok  襄公 20 month 10 丙辰 → year -552: [(1519683, '丙辰', 'Ann', 0.88)]
  ok  襄公 21 month  9 庚戌 → year -551: [(1520037, '庚戌', 'Ann', 0.88)]
  NO  襄公 21 month 10 庚辰 → year -551: [(1520037, '庚戌', 'Ann', 0.88)]
  ok  襄公 23 month  2 癸酉 → year -549: [(1520540, '癸酉', 'Ann', 0.9), (1520894, '丁卯', 'Ann', 0.84)]
  ok  襄公 24 month  7 甲子 → year -548: [(1521071, '甲子', 'Tot', 1.0)]
  NO  襄公 24 month  8 癸巳 → year -548: [(1521071, '甲子', 'Tot', 1.0)]
  ok  襄公 26 month 12 乙卯 → year -546: [(1521573, '丙戌', 'Par', 0), (1521602, '乙卯', 'Par', 0), (1521927, '庚辰', 'Tot', 1.0)]
  ok  昭公  7 month  4 甲辰 → year -534: [(1526091, '甲辰', 'Tot', 1.0)]
  ok  昭公 15 month  6 丁巳 → year -526: [(1529044, '丁巳', 'Ann', 0.96)]
  NO  昭公 17 month  6 甲戌 → year -524: no eclipse in that window
  ok  昭公 21 month  7 壬午 → year -520: [(1531289, '壬午', 'Tot', 1.0)]
  ok  昭公 22 month 12 癸酉 → year -519: [(1531465, '戊寅', 'Tot', 1.0), (1531820, '癸酉', 'Tot', 1.0)]
  ok  昭公 24 month  5 乙未 → year -517: [(1532322, '乙未', 'Ann', 0.97)]
  ok  昭公 31 month 12 辛亥 → year -510: [(1534743, '丙辰', 'Par', 0), (1534773, '丙戌', 'Par', 0), (1535098, '辛亥', 'Tot', 1.0)]
  ok  定公  5 month  3 辛亥 → year -504: [(1537018, '辛亥', 'Ann', 0.93)]
  ok  定公 12 month 11 丙寅 → year -497: [(1539793, '丙寅', 'Ann', 0.87)]
  ok  定公 15 month  8 庚辰 → year -494: [(1540827, '庚辰', 'Tot', 1.0)]
  ok  哀公 14 month  5 庚申 → year -480: [(1545847, '庚申', 'Tot', 1.0)]

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