The calendar in Ketheres, established by Arthur Farrell.
Standard dating system used in space.
The year the first artificial satellite Sputnik was launched into space (1957) marks the first year.
Based on the period of Earth’s revolution around the Sun.
[The calendar details are given in Last Order, volume 3, Angel Eternal, page 56; Arthur establishes the calendar in volume 9, Angel’s Duty, page 174]
The details below list the events in the story according to Kudos Guide.
|000||1957||Sputnik 1 is launched|
|055||2011||the geocatastrophy which turns Earth into the barren wasteland we know and love|
|065||2021||beginning of Last Order, volume 8, Angel’s Vision; the cognites reach New York City|
|069||2025||the cognites destroy Farrell’s Shelter|
|126||2082||Cognites arrive to the Bloody Shelter; Vilma and Byron’s final fight; Merlin activates itself|
|173||2129||Vilma resurrects, first rocket launch of Star City|
|188||2144||first prototype orbital elevator launched|
|191||2147||Arthur Farrell dies|
|235||2191||Mars is colonized|
|250||2206||Venus is colonized|
|369||2325||the start of the Interplanetary War (the one Yoko fights in)|
|387||2343||the end of the Interplanetary War|
|450||2406||Ping Wu arrives at Robo-Asyl|
|576||2532||Koyomi is born; Ido finds Alita [AK 0]|
|578||2534||Alita and Hugo fall in love; Hugo dies; Alita plays motorball [AK 2]|
|580||2536||Alita and Zapan battle [AK 4]|
|590||2546||Tuned Alita; end of Barjack War; battle at the Granite Inn; Alita dies [AK 14]|
|591||2547||Nova revives Alita in Tiphares, Last Order starts [AK 15]|
I have just one observation about this chronology made by the guys in Kudos: brilliant!