#Station Name Lanzhou #IAGA Code LZH #Geodetic Latitude 36.087 #Geodetic Longitude 103.845 #Elevation 1560 #Data Type K indices by the FMI-method #K9 Limit 300 #DATE 00-03 03-06 06-09 09-12 12-15 15-18 18-21 21-24 SK 2004-01-01 3 3 3 4 5 4 4 4 30 2004-01-02 2 3 2 2 -1 4 4 2 -1 2004-01-03 2 3 3 5 4 4 4 3 28 2004-01-04 3 3 3 3 6 5 4 3 30 2004-01-05 3 3 3 3 5 5 -1 -1 -1 2004-01-06 -1 4 3 3 2 3 3 5 -1 2004-01-07 3 3 4 4 5 4 4 2 29 2004-01-08 2 1 1 2 -1 2 2 3 -1 2004-01-09 2 3 4 4 4 5 4 3 29 2004-01-10 -1 -1 -1 -1 5 3 4 2 -1 2004-01-11 2 3 3 4 5 5 3 -1 -1 2004-01-12 -1 3 2 1 3 -1 -1 -1 -1 2004-01-13 -1 2 2 3 -1 -1 -1 -1 -1 2004-01-14 -1 3 2 3 4 3 4 2 -1 2004-01-15 2 2 2 2 4 5 -1 -1 -1 2004-01-16 -1 2 3 5 -1 5 4 4 -1 2004-01-17 3 3 2 3 4 3 4 4 26 2004-01-18 2 3 3 2 3 3 4 3 23 2004-01-19 3 3 2 3 4 5 3 3 26 2004-01-20 3 3 3 3 5 5 2 2 26 2004-01-21 2 2 4 4 4 3 4 3 26 2004-01-22 -1 -1 -1 -1 -1 5 6 4 -1 2004-01-23 3 3 2 5 5 6 6 4 34 2004-01-24 4 3 4 3 3 3 3 3 26 2004-01-25 4 -1 -1 4 5 5 5 4 -1 2004-01-26 2 2 3 3 4 3 4 3 24 2004-01-27 3 2 3 3 5 5 3 3 27 2004-01-28 5 4 4 3 4 3 3 2 28 2004-01-29 2 2 2 4 4 3 2 3 22 2004-01-30 2 2 3 5 4 4 3 3 26 2004-01-31 1 2 2 4 2 2 2 2 17 2004-02-01 2 2 2 2 3 3 2 3 19 2004-02-02 2 3 4 4 4 4 2 3 26 2004-02-03 3 3 3 3 5 4 3 2 26 2004-02-04 4 2 3 2 3 3 3 3 23 2004-02-05 3 2 3 4 2 3 2 -1 -1 2004-02-06 2 3 5 5 4 4 4 2 29 2004-02-07 2 1 2 3 2 2 3 2 17 2004-02-08 1 1 1 2 1 2 2 2 12 2004-02-09 2 1 1 2 4 4 3 3 20 2004-02-10 1 1 1 3 3 3 1 1 14 2004-02-11 3 3 2 3 4 6 5 3 29 2004-02-12 2 4 4 4 4 4 4 4 30 2004-02-13 3 -1 3 4 4 4 4 4 -1 2004-02-14 3 3 3 4 3 4 3 3 26 2004-02-15 4 3 4 5 2 3 3 3 27 2004-02-16 3 1 1 2 2 1 2 1 13 2004-02-17 1 1 1 1 1 2 1 1 9 2004-02-18 1 -1 -1 -1 -1 -1 -1 3 -1 2004-02-19 2 2 1 1 1 2 3 2 14 2004-02-20 2 -1 3 1 1 2 2 1 -1 2004-02-21 2 2 1 2 3 3 3 3 19 2004-02-22 2 1 1 2 4 3 2 2 17 2004-02-23 2 2 2 2 3 3 2 2 18 2004-02-24 3 2 2 3 3 3 2 2 20 2004-02-25 2 1 1 2 2 1 -1 2 -1 2004-02-26 2 1 0 1 -1 1 1 1 -1 2004-02-27 3 2 3 3 3 2 4 3 23 2004-02-28 3 3 4 4 3 4 3 3 27 2004-02-29 3 4 3 5 5 3 3 3 29 2004-03-01 3 2 3 3 3 4 4 4 26 2004-03-02 9 -1 -1 -1 -1 -1 -1 -1 -1 2004-03-03 -1 -1 -1 -1 4 3 3 2 -1 2004-03-04 2 2 2 2 1 2 2 1 14 2004-03-05 3 2 3 2 2 1 1 2 16 2004-03-06 3 2 1 1 1 0 1 1 10 2004-03-07 4 3 2 1 1 2 2 1 16 2004-03-08 4 3 3 2 1 2 1 0 16 2004-03-09 3 3 3 4 4 5 5 3 30 2004-03-10 4 5 6 3 3 3 3 4 31 2004-03-11 3 2 3 3 4 5 5 4 29 2004-03-12 3 3 4 3 3 4 2 3 25 2004-03-13 3 3 4 3 4 3 3 2 25 2004-03-14 3 2 3 4 5 2 4 3 26 2004-03-15 3 2 2 3 3 4 3 2 22 2004-03-16 2 2 2 2 2 3 3 3 19 2004-03-17 2 2 2 1 1 2 3 2 15 2004-03-18 4 3 2 2 3 3 3 2 22 2004-03-19 3 3 2 1 2 2 3 2 18 2004-03-20 3 3 2 2 4 4 3 2 23 2004-03-21 4 3 2 3 4 3 2 2 23 2004-03-22 3 3 2 2 2 4 3 3 22 2004-03-23 4 2 3 2 1 2 3 2 19 2004-03-24 2 2 1 1 1 0 1 2 10 2004-03-25 3 2 1 1 1 2 3 2 15 2004-03-26 3 3 2 2 5 5 4 3 27 2004-03-27 3 3 3 4 3 5 3 5 29 2004-03-28 4 6 4 3 3 3 3 2 28 2004-03-29 4 4 2 3 3 4 2 2 24 2004-03-30 4 3 3 4 4 3 1 2 24 2004-03-31 4 3 3 2 3 3 3 2 23 2004-04-01 2 2 2 2 2 1 1 2 14 2004-04-02 3 3 2 1 2 2 1 1 15 2004-04-03 3 3 2 3 5 5 5 5 31 2004-04-04 6 3 2 3 3 3 2 3 25 2004-04-05 4 3 3 2 4 5 5 3 29 2004-04-06 4 4 4 5 4 2 3 3 29 2004-04-07 3 2 3 2 2 2 3 3 20 2004-04-08 4 4 3 3 3 3 2 2 24 2004-04-09 4 4 4 3 2 3 3 2 25 2004-04-10 4 3 2 2 2 1 4 4 22 2004-04-11 4 3 2 1 1 2 3 2 18 2004-04-12 3 2 3 2 1 2 4 3 20 2004-04-13 2 2 2 2 2 1 2 2 15 2004-04-14 2 2 1 1 1 2 1 2 12 2004-04-15 2 2 2 2 2 2 2 3 17 2004-04-16 2 3 2 3 2 3 3 3 21 2004-04-17 3 2 1 2 2 2 3 2 17 2004-04-18 2 2 3 2 3 4 2 3 21 2004-04-19 2 2 2 2 2 1 1 2 14 2004-04-20 2 2 2 2 1 1 2 3 15 2004-04-21 3 3 2 1 1 -1 -1 -1 -1 2004-04-22 -1 -1 3 1 2 1 2 2 -1 2004-04-23 3 3 4 5 5 3 3 4 30 2004-04-24 3 2 2 5 3 2 2 2 21 2004-04-25 2 3 4 3 3 2 2 2 21 2004-04-26 2 2 2 1 1 3 3 2 16 2004-04-27 3 3 2 2 2 2 2 2 18 2004-04-28 3 2 2 2 2 3 3 3 20 2004-04-29 2 2 1 2 1 0 2 3 13 2004-04-30 2 2 3 2 2 2 3 4 20 2004-05-01 -1 -1 -1 3 2 3 2 3 -1 2004-05-02 3 3 2 3 2 2 2 2 19 2004-05-03 2 2 3 2 1 2 3 3 18 2004-05-04 3 3 3 2 2 2 2 4 21 2004-05-05 2 2 2 3 2 4 4 3 22 2004-05-06 3 3 2 2 2 1 3 2 18 2004-05-07 3 3 3 3 3 3 3 3 24 2004-05-08 3 2 2 3 3 2 2 3 20 2004-05-09 2 2 2 1 2 3 1 2 15 2004-05-10 3 2 2 2 1 1 2 3 16 2004-05-11 3 2 2 2 2 2 3 3 19 2004-05-12 3 3 2 1 1 2 3 3 18 2004-05-13 2 2 3 2 2 2 4 3 20 2004-05-14 2 2 2 2 3 2 2 3 18 2004-05-15 2 3 2 3 2 1 1 3 17 2004-05-16 1 2 2 2 2 1 1 3 14 2004-05-17 1 2 1 2 2 1 2 2 13 2004-05-18 2 2 2 2 2 1 2 3 16 2004-05-19 2 2 2 1 3 3 3 4 20 2004-05-20 3 3 4 5 2 2 3 4 26 2004-05-21 3 3 2 2 2 2 2 3 19 2004-05-22 3 4 4 3 1 2 1 3 21 2004-05-23 3 3 2 2 3 2 3 3 21 2004-05-24 3 2 4 3 3 2 2 3 22 2004-05-25 2 2 2 2 2 1 2 3 16 2004-05-26 2 2 0 2 2 2 1 3 14 2004-05-27 3 2 1 1 1 1 2 2 13 2004-05-28 3 1 2 1 3 3 3 3 19 2004-05-29 3 3 3 4 4 3 3 4 27 2004-05-30 3 2 3 3 3 3 3 4 24 2004-05-31 4 3 2 3 3 2 2 3 22 2004-06-01 4 3 4 3 4 3 3 3 27 2004-06-02 3 3 3 3 2 3 2 4 23 2004-06-03 3 3 3 2 2 2 2 3 20 2004-06-04 2 2 1 2 3 2 2 2 16 2004-06-05 2 2 2 2 2 3 2 3 18 2004-06-06 3 3 2 2 3 3 3 3 22 2004-06-07 3 3 2 2 3 2 1 3 19 2004-06-08 3 2 2 4 2 2 3 3 21 2004-06-09 2 2 3 3 3 4 2 3 22 2004-06-10 3 3 3 1 3 2 4 4 23 2004-06-11 3 2 2 2 1 2 2 2 16 2004-06-12 1 3 2 2 1 0 1 2 12 2004-06-13 1 1 2 3 2 2 2 2 15 2004-06-14 2 3 3 2 4 3 3 3 23 2004-06-15 2 3 5 3 4 3 3 3 26 2004-06-16 3 2 3 2 2 2 1 3 18 2004-06-17 2 2 2 2 2 1 2 3 16 2004-06-18 2 3 2 3 4 2 2 3 21 2004-06-19 2 1 2 1 2 1 1 3 13 2004-06-20 2 2 2 2 1 2 2 2 15 2004-06-21 2 1 2 2 2 1 2 3 15 2004-06-22 2 2 1 1 1 1 1 3 12 2004-06-23 1 1 1 1 1 1 1 3 10 2004-06-24 2 3 3 2 2 0 1 3 16 2004-06-25 2 2 1 1 3 1 1 3 14 2004-06-26 1 2 3 3 4 3 1 2 19 2004-06-27 2 2 0 1 1 1 2 3 12 2004-06-28 3 2 2 3 2 3 4 4 23 2004-06-29 4 4 4 4 2 2 3 3 26 2004-06-30 3 2 3 3 3 2 2 3 21 2004-07-01 2 2 3 3 2 2 2 3 19 2004-07-02 2 2 2 2 2 3 2 3 18 2004-07-03 2 3 2 2 2 2 2 3 18 2004-07-04 2 2 2 3 1 1 2 3 16 2004-07-05 2 2 1 2 1 2 2 3 15 2004-07-06 2 2 2 2 2 1 1 3 15 2004-07-07 2 2 2 0 1 0 1 2 10 2004-07-08 2 1 1 0 0 1 2 3 10 2004-07-09 2 2 1 1 1 1 1 3 12 2004-07-10 1 2 2 2 2 2 2 3 16 2004-07-11 4 3 3 3 4 3 3 4 27 2004-07-12 4 4 3 2 2 2 3 4 24 2004-07-13 5 3 4 3 2 2 3 3 25 2004-07-14 1 2 3 2 1 2 1 3 15 2004-07-15 4 2 2 1 1 2 3 2 17 2004-07-16 4 3 2 1 2 3 3 4 22 2004-07-17 6 5 4 3 3 0 1 3 25 2004-07-18 2 2 2 2 1 2 2 3 16 2004-07-19 2 2 2 2 1 3 1 3 16 2004-07-20 3 4 2 2 2 2 3 2 20 2004-07-21 3 2 2 1 1 1 1 3 14 2004-07-22 3 2 2 4 5 3 5 5 29 2004-07-23 5 4 4 5 4 5 2 3 32 2004-07-24 4 3 5 4 5 5 4 5 35 2004-07-25 5 4 5 6 6 5 6 5 42 2004-07-26 5 4 3 3 2 3 4 7 31 2004-07-27 7 7 6 6 8 6 4 5 49 2004-07-28 4 3 2 3 3 3 3 3 24 2004-07-29 2 3 2 2 2 1 1 2 15 2004-07-30 2 2 2 2 2 2 2 3 17 2004-07-31 2 2 2 2 3 2 1 3 17 2004-08-01 4 3 2 1 1 1 1 3 16 2004-08-02 2 1 3 2 1 2 2 3 16 2004-08-03 2 2 1 1 1 0 0 2 9 2004-08-04 2 1 2 1 2 2 1 2 13 2004-08-05 2 2 1 2 2 3 3 3 18 2004-08-06 2 1 2 1 1 1 2 3 13 2004-08-07 3 3 3 4 4 3 2 2 24 2004-08-08 2 1 1 1 1 1 0 1 8 2004-08-09 1 3 3 3 2 4 4 3 23 2004-08-10 3 2 2 2 3 3 3 3 21 2004-08-11 2 2 3 3 3 3 2 3 21 2004-08-12 3 2 2 2 2 2 2 3 18 2004-08-13 3 2 1 1 2 2 2 3 16 2004-08-14 3 3 3 3 2 2 2 3 21 2004-08-15 2 2 1 0 1 1 0 2 9 2004-08-16 3 3 2 1 2 3 2 3 19 2004-08-17 4 2 2 2 2 4 4 3 23 2004-08-18 3 3 3 2 3 2 3 3 22 2004-08-19 3 2 1 1 1 2 2 2 14 2004-08-20 3 2 3 3 3 3 3 2 22 2004-08-21 3 3 3 4 3 2 3 3 24 2004-08-22 3 3 3 3 3 3 3 4 25 2004-08-23 1 2 2 1 1 3 1 2 13 2004-08-24 2 2 2 2 2 1 2 2 15 2004-08-25 2 2 1 1 1 1 2 1 11 2004-08-26 2 2 1 2 2 2 2 3 16 2004-08-27 2 1 2 1 2 1 2 2 13 2004-08-28 2 2 3 2 1 2 2 3 17 2004-08-29 2 1 1 3 3 2 3 3 18 2004-08-30 3 3 3 4 5 6 4 5 33 2004-08-31 4 4 4 4 3 3 2 3 27 2004-09-01 2 2 2 1 2 2 2 2 15 2004-09-02 2 2 2 2 1 2 1 3 15 2004-09-03 3 -1 -1 -1 1 1 1 3 -1 2004-09-04 -1 -1 2 2 1 1 1 3 -1 2004-09-05 2 2 -1 -1 -1 4 4 -1 -1 2004-09-06 -1 -1 3 4 4 5 3 3 -1 2004-09-07 3 3 3 3 3 2 3 3 23 2004-09-08 2 2 2 2 3 2 0 2 15 2004-09-09 2 2 1 1 1 0 2 3 12 2004-09-10 2 2 3 -1 -1 -1 -1 -1 -1 2004-09-11 4 2 0 0 1 2 1 3 13 2004-09-12 3 3 1 1 1 2 0 2 13 2004-09-13 3 2 1 1 0 1 5 4 17 2004-09-14 4 3 5 6 5 5 5 4 37 2004-09-15 4 3 2 3 3 3 2 3 23 2004-09-16 3 2 3 4 4 4 3 3 26 2004-09-17 5 3 3 3 4 3 3 3 27 2004-09-18 4 3 2 3 3 1 1 1 18 2004-09-19 2 0 2 2 2 2 2 3 15 2004-09-20 3 -1 5 3 3 3 1 -1 -1 2004-09-21 4 3 3 2 2 3 3 3 23 2004-09-22 2 2 4 3 5 4 3 3 26 2004-09-23 4 4 2 1 2 2 2 2 19 2004-09-24 3 2 2 2 1 3 2 2 17 2004-09-25 2 2 1 2 2 2 1 2 14 2004-09-26 2 2 2 1 1 1 2 2 13 2004-09-27 2 1 1 2 2 3 3 2 16 2004-09-28 3 3 3 1 1 1 2 2 16 2004-09-29 2 2 2 2 2 2 2 2 16 2004-09-30 2 1 1 1 1 0 2 1 9 2004-10-01 2 1 1 2 1 2 2 1 12 2004-10-02 3 3 3 5 4 3 3 2 26 2004-10-03 2 1 2 4 4 4 3 4 24 2004-10-04 3 3 3 3 3 3 3 2 23 2004-10-05 2 2 2 0 0 0 2 1 9 2004-10-06 3 3 1 2 1 1 1 2 14 2004-10-07 2 1 1 1 2 1 0 -1 -1 2004-10-08 4 3 3 2 3 3 1 3 22 2004-10-09 3 3 2 2 1 2 2 2 17 2004-10-10 2 2 1 3 3 2 2 3 18 2004-10-11 3 3 3 1 3 3 2 3 21 2004-10-12 3 2 4 3 2 1 1 3 19 2004-10-13 4 4 4 4 5 4 3 3 31 2004-10-14 3 3 3 4 5 4 4 2 28 2004-10-15 3 3 2 3 3 3 2 2 21 2004-10-16 2 2 1 1 1 0 1 2 10 2004-10-17 2 1 1 1 1 0 1 1 8 2004-10-18 2 1 0 0 1 3 3 1 11 2004-10-19 1 1 1 2 3 3 2 2 15 2004-10-20 3 3 3 2 5 5 1 2 24 2004-10-21 3 3 3 2 1 1 1 2 16 2004-10-22 3 2 2 1 2 3 2 1 16 2004-10-23 4 4 2 1 1 2 1 2 17 2004-10-24 5 5 3 2 2 3 4 3 27 2004-10-25 3 3 4 3 3 3 2 2 23 2004-10-26 3 3 2 0 1 1 0 1 11 2004-10-27 4 3 2 1 3 3 2 2 20 2004-10-28 2 1 1 0 1 1 2 2 10 2004-10-29 3 3 1 2 3 3 3 2 20 2004-10-30 3 3 3 3 3 4 2 4 25 2004-10-31 3 2 2 2 3 4 2 3 21 2004-11-01 3 2 1 1 3 2 1 1 14 2004-11-02 2 1 1 2 2 2 2 1 13 2004-11-03 2 2 2 3 2 3 3 3 20 2004-11-04 3 2 2 1 1 3 3 2 17 2004-11-05 3 2 1 1 0 0 1 0 8 2004-11-06 3 1 1 1 1 1 1 1 10 2004-11-07 2 3 2 5 4 5 7 7 35 2004-11-08 7 7 6 7 5 3 4 4 43 2004-11-09 4 3 4 6 6 6 8 6 43 2004-11-10 6 7 8 8 7 6 6 4 52 2004-11-11 3 4 4 4 4 4 4 5 32 2004-11-12 4 3 5 5 3 4 4 4 32 2004-11-13 2 2 2 3 3 3 1 2 18 2004-11-14 3 2 3 1 2 2 2 1 16 2004-11-15 2 1 1 1 1 1 0 0 7 2004-11-16 2 2 2 3 3 3 3 3 21 2004-11-17 1 2 3 3 2 1 1 1 14 2004-11-18 2 1 1 1 2 1 1 0 9 2004-11-19 2 1 1 1 2 2 3 2 14 2004-11-20 3 3 3 4 4 5 4 3 29 2004-11-21 3 2 3 4 5 4 2 2 25 2004-11-22 2 2 2 3 1 1 2 2 15 2004-11-23 3 1 1 2 2 3 2 2 16 2004-11-24 2 2 2 2 3 1 1 3 16 2004-11-25 3 2 3 3 4 3 3 3 24 2004-11-26 2 2 2 2 2 2 2 3 17 2004-11-27 -1 2 2 2 3 4 3 3 -1 2004-11-28 3 3 3 2 2 3 3 3 22 2004-11-29 3 3 2 4 3 4 4 3 26 2004-11-30 2 3 3 2 2 3 4 2 21 2004-12-01 2 3 4 2 1 3 2 2 19 2004-12-02 1 1 0 1 1 2 2 1 9 2004-12-03 1 1 2 1 1 2 1 1 10 2004-12-04 1 2 1 0 0 0 0 0 4 2004-12-05 1 3 5 4 3 3 3 2 24 2004-12-06 2 2 3 4 5 4 3 3 26 2004-12-07 3 3 2 3 3 4 4 3 25 2004-12-08 2 3 3 3 3 2 3 3 22 2004-12-09 2 1 1 3 3 3 3 2 18 2004-12-10 2 2 2 2 3 4 3 3 21 2004-12-11 2 2 3 2 5 4 5 4 27 2004-12-12 3 3 4 4 5 6 4 4 33 2004-12-13 3 2 2 2 2 2 1 1 15 2004-12-14 2 2 3 3 3 2 3 3 21 2004-12-15 2 2 2 1 2 3 2 2 16 2004-12-16 2 2 2 1 4 4 4 4 23 2004-12-17 3 2 3 3 3 4 2 3 23 2004-12-18 3 3 2 3 4 2 2 1 20 2004-12-19 2 1 2 1 1 1 1 1 10 2004-12-20 2 1 1 2 2 1 1 1 11 2004-12-21 2 2 5 5 3 3 2 3 25 2004-12-22 2 3 3 5 5 2 3 2 25 2004-12-23 2 2 1 2 2 3 1 2 15 2004-12-24 1 1 1 1 1 3 1 2 11 2004-12-25 3 4 4 3 3 2 3 2 24 2004-12-26 3 2 2 2 3 3 3 3 21 2004-12-27 1 2 3 2 1 2 3 3 17 2004-12-28 2 1 2 3 3 3 5 4 23 2004-12-29 3 2 2 3 4 3 2 3 22 2004-12-30 2 3 6 3 5 4 2 2 27 2004-12-31 3 1 2 2 3 2 1 1 15