#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 2012-01-01 2 2 2 2 2 2 2 1 15 2012-01-02 2 1 1 1 2 1 3 2 13 2012-01-03 4 3 2 2 2 2 1 1 17 2012-01-04 4 2 1 0 2 0 1 1 11 2012-01-05 3 2 1 2 3 2 2 3 18 2012-01-06 3 2 1 2 2 2 3 2 17 2012-01-07 3 2 2 2 2 2 2 3 18 2012-01-08 2 1 2 1 1 1 3 1 12 2012-01-09 2 2 3 2 2 3 2 2 18 2012-01-10 2 2 1 2 2 2 2 1 14 2012-01-11 2 2 2 1 1 2 2 2 14 2012-01-12 1 2 2 2 2 3 4 3 19 2012-01-13 2 2 3 2 2 2 1 1 15 2012-01-14 2 1 1 2 0 0 0 1 7 2012-01-15 3 2 2 -1 -1 2 2 3 -1 2012-01-16 2 3 2 3 3 3 3 2 21 2012-01-17 3 2 2 2 2 2 2 2 17 2012-01-18 3 2 2 1 2 2 1 1 14 2012-01-19 3 1 2 2 1 2 1 1 13 2012-01-20 3 1 1 0 1 2 1 1 10 2012-01-21 3 3 2 2 3 2 2 3 20 2012-01-22 2 3 5 6 6 5 5 5 37 2012-01-23 4 3 2 2 1 1 1 1 15 2012-01-24 3 2 2 2 3 6 5 3 26 2012-01-25 2 3 4 5 4 3 2 2 25 2012-01-26 4 2 2 3 2 3 2 2 20 2012-01-27 2 2 3 3 3 2 1 1 17 2012-01-28 3 3 2 1 2 2 2 2 17 2012-01-29 2 1 2 1 0 3 2 2 13 2012-01-30 1 1 1 1 1 3 4 3 15 2012-01-31 2 3 2 1 1 0 1 2 12 2012-02-01 1 3 3 2 2 1 1 2 15 2012-02-02 2 1 2 1 1 0 1 1 9 2012-02-03 3 2 2 1 3 2 1 1 15 2012-02-04 1 3 2 2 4 3 2 2 19 2012-02-05 2 2 2 2 3 3 3 3 20 2012-02-06 2 1 1 1 2 4 3 1 15 2012-02-07 2 2 2 4 3 3 4 3 23 2012-02-08 3 2 2 2 3 2 3 2 19 2012-02-09 1 2 1 2 3 2 3 2 16 2012-02-10 2 2 2 1 2 2 3 2 16 2012-02-11 2 1 2 2 1 2 1 1 12 2012-02-12 2 2 2 2 2 2 2 1 15 2012-02-13 2 2 3 3 4 4 3 2 23 2012-02-14 2 2 2 2 3 3 3 4 21 2012-02-15 2 3 3 3 3 3 3 4 24 2012-02-16 1 1 2 2 3 2 1 1 13 2012-02-17 1 1 2 2 1 1 0 1 9 2012-02-18 2 1 1 1 1 -1 -1 -1 -1 2012-02-19 5 4 2 2 2 2 2 2 21 2012-02-20 3 3 3 3 4 4 4 3 27 2012-02-21 2 2 2 1 0 2 1 2 12 2012-02-22 3 2 4 2 3 2 2 1 19 2012-02-23 2 1 1 -1 -1 1 1 2 -1 2012-02-24 3 2 1 1 2 3 1 1 14 2012-02-25 2 1 2 3 3 3 3 2 19 2012-02-26 2 1 2 1 3 1 2 3 15 2012-02-27 4 2 1 3 4 5 5 2 26 2012-02-28 2 3 5 3 2 3 2 2 22 2012-02-29 3 3 3 2 1 2 2 2 18 2012-03-01 3 5 5 5 4 4 4 3 33 2012-03-02 2 2 3 3 4 3 3 2 22 2012-03-03 3 2 1 1 2 3 2 2 16 2012-03-04 4 2 3 3 2 3 4 2 23 2012-03-05 2 3 3 4 2 3 3 3 23 2012-03-06 3 2 3 1 4 4 2 3 22 2012-03-07 4 4 5 5 6 5 5 3 37 2012-03-08 3 2 2 6 6 5 4 4 32 2012-03-09 5 6 7 5 6 5 2 3 39 2012-03-10 3 4 3 4 3 3 3 2 25 2012-03-11 3 3 1 2 4 3 3 3 22 2012-03-12 3 3 2 6 6 4 3 3 30 2012-03-13 3 2 2 2 3 2 2 2 18 2012-03-14 3 2 1 1 3 3 2 2 17 2012-03-15 3 3 3 3 5 7 5 3 32 2012-03-16 3 2 3 4 3 4 5 4 28 2012-03-17 4 4 4 4 3 4 4 4 31 2012-03-18 4 3 2 3 2 2 2 3 21 2012-03-19 2 4 2 2 2 2 3 3 20 2012-03-20 3 2 2 2 2 2 2 2 17 2012-03-21 3 1 1 2 2 1 3 2 15 2012-03-22 3 1 0 2 1 1 3 4 15 2012-03-23 4 -1 -1 2 1 2 2 2 -1 2012-03-24 3 3 4 3 2 3 2 1 21 2012-03-25 3 2 2 2 2 1 0 2 14 2012-03-26 3 1 2 2 2 1 1 2 14 2012-03-27 3 3 4 5 4 3 3 3 28 2012-03-28 4 3 2 2 4 2 2 2 21 2012-03-29 3 2 1 1 2 1 1 2 13 2012-03-30 3 3 2 2 2 1 0 1 14 2012-03-31 3 1 1 2 2 3 3 1 16 2012-04-01 4 4 2 3 2 3 3 3 24 2012-04-02 2 2 2 2 3 3 1 2 17 2012-04-03 2 2 1 1 1 1 1 2 11 2012-04-04 3 3 1 2 2 4 3 3 21 2012-04-05 3 2 3 3 4 3 2 3 23 2012-04-06 3 3 1 1 1 1 1 2 13 2012-04-07 4 2 3 4 3 1 1 2 20 2012-04-08 3 2 1 1 1 1 1 2 12 2012-04-09 4 3 2 1 1 1 2 2 16 2012-04-10 3 2 2 2 2 2 2 3 18 2012-04-11 4 3 3 2 2 1 1 2 18 2012-04-12 3 4 4 2 2 4 5 3 27 2012-04-13 4 4 4 3 3 3 3 2 26 2012-04-14 4 4 2 2 2 2 3 2 21 2012-04-15 3 2 2 2 2 2 3 1 17 2012-04-16 4 3 2 1 2 1 1 2 16 2012-04-17 3 3 2 -1 3 2 3 3 -1 2012-04-18 3 3 3 2 2 2 1 2 18 2012-04-19 3 2 1 1 1 0 3 2 13 2012-04-20 3 3 3 2 2 1 1 2 17 2012-04-21 2 3 2 2 1 2 2 3 17 2012-04-22 3 3 3 3 2 2 1 2 19 2012-04-23 3 5 4 2 3 4 5 5 31 2012-04-24 5 4 4 2 3 3 4 4 29 2012-04-25 3 3 3 3 3 4 4 4 27 2012-04-26 5 6 4 3 3 2 2 3 28 2012-04-27 3 3 3 2 2 2 3 2 20 2012-04-28 2 2 1 -1 2 3 2 2 -1 2012-04-29 3 1 2 1 1 1 1 3 13 2012-04-30 2 2 2 1 0 0 1 2 10 2012-05-01 2 2 0 1 0 1 1 3 10 2012-05-02 1 2 2 1 1 0 1 3 11 2012-05-03 3 3 2 2 3 1 2 3 19 2012-05-04 2 3 1 0 1 2 1 3 13 2012-05-05 2 1 1 2 2 1 1 3 13 2012-05-06 3 1 1 3 2 2 2 3 17 2012-05-07 3 3 1 3 1 2 2 3 18 2012-05-08 2 3 2 2 2 3 3 5 22 2012-05-09 4 5 4 4 4 4 4 4 33 2012-05-10 3 4 3 2 2 2 2 3 21 2012-05-11 4 4 2 2 2 3 2 3 22 2012-05-12 3 2 2 3 3 3 3 3 22 2012-05-13 4 3 3 3 3 3 3 4 26 2012-05-14 2 2 1 0 1 1 1 3 11 2012-05-15 2 3 3 2 1 0 1 3 15 2012-05-16 3 3 2 2 3 3 3 4 23 2012-05-17 3 2 2 1 1 2 2 3 16 2012-05-18 3 3 2 3 1 2 2 3 19 2012-05-19 2 2 1 1 1 1 1 3 12 2012-05-20 3 4 4 3 2 2 2 2 22 2012-05-21 2 2 1 2 1 1 4 3 16 2012-05-22 3 5 3 3 3 3 4 4 28 2012-05-23 3 5 4 4 2 2 3 3 26 2012-05-24 3 2 2 2 2 3 3 3 20 2012-05-25 2 2 1 3 2 2 1 3 16 2012-05-26 3 2 1 2 2 0 1 3 14 2012-05-27 3 3 2 1 1 1 1 3 15 2012-05-28 2 2 1 1 3 3 2 3 17 2012-05-29 2 2 1 2 2 2 2 3 16 2012-05-30 3 3 2 3 3 2 2 3 21 2012-05-31 3 2 3 3 2 3 3 3 22 2012-06-01 3 2 2 3 2 3 3 3 21 2012-06-02 2 2 2 2 2 4 2 4 20 2012-06-03 2 2 2 3 4 4 4 3 24 2012-06-04 3 3 3 4 3 4 3 4 27 2012-06-05 3 4 4 3 4 3 3 4 28 2012-06-06 3 3 3 4 3 3 4 4 27 2012-06-07 3 2 2 2 2 2 3 4 20 2012-06-08 3 3 3 3 2 1 2 3 20 2012-06-09 2 2 2 3 2 2 3 3 19 2012-06-10 2 2 2 2 2 2 2 4 18 2012-06-11 3 3 2 3 3 3 4 4 25 2012-06-12 4 4 2 1 1 2 2 2 18 2012-06-13 3 2 3 3 1 1 2 3 18 2012-06-14 1 1 2 2 1 0 1 2 10 2012-06-15 2 1 1 1 1 1 1 3 11 2012-06-16 2 2 1 4 3 4 5 7 28 2012-06-17 5 3 4 6 6 4 4 3 35 2012-06-18 3 4 4 3 2 2 2 3 23 2012-06-19 1 2 1 2 1 1 1 3 12 2012-06-20 2 2 2 2 2 2 2 3 17 2012-06-21 2 2 1 1 1 0 1 3 11 2012-06-22 2 2 3 2 2 1 1 2 15 2012-06-23 2 2 2 3 1 3 1 3 17 2012-06-24 3 2 3 2 3 2 2 3 20 2012-06-25 2 2 2 2 3 3 3 3 20 2012-06-26 2 3 2 1 2 2 2 3 17 2012-06-27 2 2 2 2 2 2 2 3 17 2012-06-28 2 2 3 2 2 2 2 3 18 2012-06-29 3 2 2 2 2 2 2 4 19 2012-06-30 3 3 4 4 4 3 3 4 28 2012-07-01 4 4 4 3 3 3 3 4 28 2012-07-02 4 3 4 3 3 3 2 4 26 2012-07-03 3 3 2 3 2 3 2 3 21 2012-07-04 3 3 2 2 3 1 2 4 20 2012-07-05 2 2 2 4 5 4 3 4 26 2012-07-06 3 4 3 3 3 4 4 5 29 2012-07-07 3 3 3 2 2 2 3 4 22 2012-07-08 3 3 3 5 4 2 3 4 27 2012-07-09 4 2 3 4 5 5 3 4 30 2012-07-10 3 3 3 3 2 3 3 3 23 2012-07-11 3 4 4 4 2 2 3 2 24 2012-07-12 3 4 3 3 2 2 1 3 21 2012-07-13 1 2 2 1 0 0 1 2 9 2012-07-14 2 2 2 2 2 3 6 5 24 2012-07-15 5 5 6 6 5 4 5 5 41 2012-07-16 4 3 3 4 4 3 2 2 25 2012-07-17 2 3 4 2 2 2 1 3 19 2012-07-18 2 2 2 1 1 1 2 3 14 2012-07-19 1 2 2 1 2 2 1 2 13 2012-07-20 2 4 2 4 3 3 2 3 23 2012-07-21 1 2 3 2 2 3 4 3 20 2012-07-22 2 2 2 3 2 1 2 3 17 2012-07-23 3 3 3 2 3 3 3 3 23 2012-07-24 3 3 2 2 3 3 2 4 22 2012-07-25 2 2 3 2 2 1 1 3 16 2012-07-26 2 1 1 1 -1 2 1 2 -1 2012-07-27 2 3 -1 2 1 2 1 3 -1 2012-07-28 2 2 3 3 3 3 3 3 22 2012-07-29 3 2 2 3 2 1 2 3 18 2012-07-30 2 3 4 4 3 5 4 4 29 2012-07-31 2 2 2 1 2 1 1 3 14 2012-08-01 2 1 1 1 2 1 1 3 12 2012-08-02 2 1 2 3 6 6 4 4 28 2012-08-03 3 3 1 2 2 1 2 4 18 2012-08-04 3 2 3 2 2 2 1 3 18 2012-08-05 2 2 2 2 2 1 2 2 15 2012-08-06 3 3 2 3 2 3 2 2 20 2012-08-07 3 2 2 1 1 2 2 4 17 2012-08-08 4 3 2 3 2 3 2 2 21 2012-08-09 2 2 2 1 1 2 1 2 13 2012-08-10 2 2 1 0 1 2 1 3 12 2012-08-11 1 2 2 2 2 1 2 3 15 2012-08-12 2 2 3 2 3 3 3 3 21 2012-08-13 2 2 3 2 3 3 3 3 21 2012-08-14 2 3 2 3 2 2 1 2 17 2012-08-15 3 2 2 1 2 2 2 4 18 2012-08-16 3 -1 3 2 4 4 4 4 -1 2012-08-17 3 3 3 1 1 2 -1 -1 -1 2012-08-18 4 3 3 3 3 2 4 4 26 2012-08-19 3 3 3 5 4 2 2 3 25 2012-08-20 4 4 3 3 3 2 3 2 24 2012-08-21 3 2 2 3 2 3 1 3 19 2012-08-22 3 2 1 2 2 3 2 3 18 2012-08-23 3 2 3 4 3 2 3 3 23 2012-08-24 3 2 2 3 4 3 3 3 23 2012-08-25 2 4 4 4 3 2 3 3 25 2012-08-26 3 3 3 3 4 3 3 3 25 2012-08-27 2 3 2 2 2 2 1 2 16 2012-08-28 2 2 1 2 1 0 2 3 13 2012-08-29 2 1 1 2 1 1 1 3 12 2012-08-30 2 1 2 1 2 1 2 3 14 2012-08-31 3 1 2 1 2 0 1 3 13 2012-09-01 3 1 3 2 2 2 2 3 18 2012-09-02 3 3 2 3 2 3 5 4 25 2012-09-03 3 3 3 3 6 4 3 4 29 2012-09-04 4 4 4 3 3 3 2 4 27 2012-09-05 5 4 5 4 3 4 4 3 32 2012-09-06 4 4 2 2 2 4 3 2 23 2012-09-07 2 3 3 2 2 2 4 4 22 2012-09-08 2 2 2 3 2 3 3 2 19 2012-09-09 2 1 1 1 1 2 2 3 13 2012-09-10 2 2 2 1 2 2 1 3 15 2012-09-11 2 1 2 1 1 1 1 3 12 2012-09-12 3 1 3 3 2 2 2 3 19 2012-09-13 2 3 2 1 1 2 2 3 16 2012-09-14 2 2 2 2 2 2 2 3 17 2012-09-15 2 2 2 1 2 2 1 3 15 2012-09-16 3 3 2 2 2 2 4 2 20 2012-09-17 2 2 1 2 2 2 1 2 14 2012-09-18 2 3 2 2 2 3 1 1 16 2012-09-19 2 2 1 2 2 4 5 5 23 2012-09-20 3 3 4 3 3 2 2 2 22 2012-09-21 2 2 2 2 2 3 2 2 17 2012-09-22 2 1 2 3 1 1 1 3 14 2012-09-23 2 1 1 1 0 0 0 2 7 2012-09-24 2 1 1 1 1 2 1 2 11 2012-09-25 2 1 1 1 1 1 1 2 10 2012-09-26 2 2 1 2 2 2 2 3 16 2012-09-27 3 3 3 1 1 0 0 2 13 2012-09-28 3 1 1 1 1 1 0 2 10 2012-09-29 4 4 3 2 1 2 1 1 18 2012-09-30 2 2 2 4 4 4 3 5 26 2012-10-01 6 5 3 2 3 2 2 3 26 2012-10-02 3 2 1 3 3 4 3 3 22 2012-10-03 3 2 2 1 2 2 1 2 15 2012-10-04 2 1 1 1 1 1 0 2 9 2012-10-05 2 2 1 1 1 2 2 3 14 2012-10-06 3 3 2 2 3 2 2 2 19 2012-10-07 3 1 1 2 2 1 2 2 14 2012-10-08 3 4 6 5 6 2 5 4 35 2012-10-09 5 4 5 5 3 3 4 4 33 2012-10-10 2 2 2 3 2 3 3 2 19 2012-10-11 2 1 -1 -1 3 2 1 2 -1 2012-10-12 3 3 3 3 3 4 3 2 24 2012-10-13 2 3 4 5 5 5 4 3 31 2012-10-14 4 3 4 4 5 2 4 3 29 2012-10-15 3 2 2 -1 2 1 2 3 -1 2012-10-16 -1 -1 2 1 2 3 1 2 -1 2012-10-17 -1 -1 2 -1 2 1 1 -1 -1 2012-10-18 -1 -1 -1 -1 -1 2 1 3 -1 2012-10-19 -1 -1 -1 1 1 1 0 2 -1 2012-10-20 3 3 2 1 1 1 1 2 14 2012-10-21 3 2 -1 1 1 1 1 1 -1 2012-10-22 3 1 1 0 0 1 2 1 9 2012-10-23 3 3 2 2 2 2 2 1 17 2012-10-24 2 2 1 1 1 1 0 1 9 2012-10-25 3 -1 -1 -1 1 1 0 2 -1 2012-10-26 -1 3 2 1 1 3 2 2 -1 2012-10-27 3 2 2 0 1 1 1 2 12 2012-10-28 2 2 2 1 2 1 2 1 13 2012-10-29 3 1 -1 -1 1 0 0 1 -1 2012-10-30 2 1 0 1 1 0 1 1 7 2012-10-31 2 1 1 1 2 4 3 3 17 2012-11-01 4 3 2 4 4 4 3 3 27 2012-11-02 2 3 2 2 2 2 2 2 17 2012-11-03 2 1 2 1 3 2 1 1 13 2012-11-04 2 2 1 0 1 2 1 1 10 2012-11-05 2 2 2 2 1 2 1 1 13 2012-11-06 2 2 1 1 1 3 2 3 15 2012-11-07 3 3 2 2 3 3 3 2 21 2012-11-08 3 1 2 1 2 0 1 1 11 2012-11-09 3 2 0 0 0 0 0 1 6 2012-11-10 3 1 0 1 1 0 2 2 10 2012-11-11 3 1 2 2 2 2 0 1 13 2012-11-12 2 2 1 0 1 3 2 4 15 2012-11-13 5 4 -1 4 3 4 3 3 -1 2012-11-14 5 4 5 5 4 2 1 2 28 2012-11-15 2 1 2 2 1 2 1 1 12 2012-11-16 2 1 1 1 2 2 3 2 14 2012-11-17 2 2 2 3 3 3 3 2 20 2012-11-18 3 1 1 1 1 3 0 2 12 2012-11-19 2 1 2 2 3 2 0 1 13 2012-11-20 2 2 2 3 3 3 4 4 23 2012-11-21 2 3 2 2 1 2 2 2 16 2012-11-22 1 1 1 1 1 1 0 1 7 2012-11-23 2 1 1 1 1 1 3 5 15 2012-11-24 4 3 3 3 4 3 2 2 24 2012-11-25 2 3 3 2 2 2 1 1 16 2012-11-26 2 3 2 1 1 2 1 1 13 2012-11-27 2 2 1 2 2 1 2 1 13 2012-11-28 1 0 0 0 0 0 2 1 4 2012-11-29 1 1 2 2 1 2 1 1 11 2012-11-30 1 1 1 2 1 1 1 1 9 2012-12-01 1 2 2 1 2 2 3 3 16 2012-12-02 2 1 4 3 3 2 1 1 17 2012-12-03 1 1 1 1 1 2 2 1 10 2012-12-04 1 3 3 2 0 0 1 1 11 2012-12-05 1 1 1 1 0 1 1 1 7 2012-12-06 2 0 0 0 0 0 0 1 3 2012-12-07 1 1 1 1 1 0 1 0 6 2012-12-08 2 1 1 0 1 1 1 1 8 2012-12-09 1 2 1 2 1 2 3 3 15 2012-12-10 1 1 1 2 2 2 1 1 11 2012-12-11 1 1 1 1 1 1 2 1 9 2012-12-12 2 1 2 2 2 1 1 1 12 2012-12-13 1 1 1 0 1 1 2 1 8 2012-12-14 2 3 3 2 1 2 2 2 17 2012-12-15 2 3 2 3 3 3 3 2 21 2012-12-16 1 1 2 2 3 3 3 1 16 2012-12-17 1 2 2 4 4 4 2 1 20 2012-12-18 1 1 1 2 2 3 1 1 12 2012-12-19 2 2 1 1 2 1 1 1 11 2012-12-20 1 2 2 3 4 4 2 1 19 2012-12-21 2 2 1 1 1 2 1 1 11 2012-12-22 1 1 1 2 0 1 0 1 7 2012-12-23 2 0 1 1 1 2 1 0 8 2012-12-24 2 1 2 1 1 3 1 1 12 2012-12-25 2 2 1 1 1 2 1 1 11 2012-12-26 1 2 2 2 2 1 0 1 11 2012-12-27 1 1 0 0 0 0 0 1 3 2012-12-28 1 1 1 2 1 1 2 1 10 2012-12-29 2 2 2 1 1 1 1 2 12 2012-12-30 1 2 2 3 2 3 3 1 17 2012-12-31 0 1 1 0 0 1 1 1 5