#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 2003-01-01 2 2 3 2 3 2 2 3 19 2003-01-02 2 2 1 2 2 2 3 2 16 2003-01-03 4 3 2 2 3 6 4 3 27 2003-01-04 4 3 2 2 3 3 4 3 24 2003-01-05 2 2 2 1 3 3 2 2 17 2003-01-06 -1 2 2 1 1 2 2 2 -1 2003-01-07 2 2 1 2 2 3 3 2 17 2003-01-08 3 2 2 1 1 2 2 1 14 2003-01-09 2 2 1 1 1 2 3 3 15 2003-01-10 4 3 2 2 3 2 3 3 22 2003-01-11 3 2 1 1 2 2 2 2 15 2003-01-12 2 3 3 2 2 3 3 2 20 2003-01-13 3 2 2 2 1 2 2 4 18 2003-01-14 -1 4 3 2 2 3 1 2 -1 2003-01-15 2 1 2 3 3 2 2 2 17 2003-01-16 1 1 1 2 2 1 3 1 12 2003-01-17 1 2 2 3 4 3 2 1 18 2003-01-18 3 3 3 3 5 3 4 3 27 2003-01-19 3 3 3 4 4 4 3 3 27 2003-01-20 3 3 3 3 3 3 3 3 24 2003-01-21 4 4 4 4 4 3 3 3 29 2003-01-22 4 2 2 2 3 4 3 5 25 2003-01-23 5 4 2 2 4 3 3 3 26 2003-01-24 3 3 3 3 3 4 3 4 26 2003-01-25 3 3 4 -1 5 3 2 2 -1 2003-01-26 4 3 3 4 4 3 3 3 27 2003-01-27 4 4 2 1 2 4 3 3 23 2003-01-28 4 3 2 3 3 2 3 3 23 2003-01-29 2 1 2 2 4 4 4 4 23 2003-01-30 4 3 3 3 5 5 4 2 29 2003-01-31 3 3 3 4 3 3 2 1 22 2003-02-01 2 2 2 1 3 4 5 5 24 2003-02-02 5 5 5 4 4 5 -1 5 -1 2003-02-03 3 2 2 3 4 4 4 3 25 2003-02-04 3 4 6 5 3 3 4 3 31 2003-02-05 3 2 2 3 4 4 2 2 22 2003-02-06 2 2 3 4 5 4 4 2 26 2003-02-07 3 3 2 2 3 3 4 2 22 2003-02-08 3 -1 -1 2 4 4 4 4 -1 2003-02-09 3 2 3 2 4 5 3 4 26 2003-02-10 3 4 3 3 2 2 4 3 24 2003-02-11 3 3 2 2 2 3 3 2 20 2003-02-12 2 2 2 3 2 5 4 4 24 2003-02-13 3 2 1 2 2 1 2 4 17 2003-02-14 3 3 2 3 4 4 4 3 26 2003-02-15 4 3 3 4 4 4 3 2 27 2003-02-16 3 2 2 3 4 4 3 4 25 2003-02-17 3 3 3 3 4 3 3 4 26 2003-02-18 3 6 5 4 3 3 3 3 30 2003-02-19 3 2 2 2 4 4 3 3 23 2003-02-20 3 4 4 4 3 3 4 3 28 2003-02-21 2 3 3 3 2 -1 -1 3 -1 2003-02-22 2 3 2 3 3 3 2 2 20 2003-02-23 2 2 2 2 4 4 3 2 21 2003-02-24 1 2 2 3 3 3 2 2 18 2003-02-25 3 2 2 2 2 2 1 1 15 2003-02-26 2 2 3 4 4 3 3 4 25 2003-02-27 5 3 3 3 5 4 4 4 31 2003-02-28 2 2 4 4 4 4 3 3 26 2003-03-01 4 2 2 3 3 3 4 3 24 2003-03-02 3 2 1 2 3 3 5 3 22 2003-03-03 3 3 3 2 3 5 4 4 27 2003-03-04 4 3 4 4 4 4 3 4 30 2003-03-05 4 2 3 3 3 5 4 3 27 2003-03-06 4 2 3 3 5 6 4 4 31 2003-03-07 4 3 3 3 3 1 3 2 22 2003-03-08 4 -1 2 2 3 4 3 2 -1 2003-03-09 3 3 2 1 1 2 2 3 17 2003-03-10 4 3 3 3 4 4 3 3 27 2003-03-11 3 3 3 3 3 4 3 2 24 2003-03-12 3 2 2 2 2 2 2 4 19 2003-03-13 3 3 3 3 4 2 2 2 22 2003-03-14 3 3 4 3 5 3 4 4 29 2003-03-15 4 4 4 4 4 4 4 3 31 2003-03-16 4 3 2 3 5 5 4 5 31 2003-03-17 -1 4 4 3 6 4 4 5 -1 2003-03-18 4 4 3 5 5 3 -1 3 -1 2003-03-19 3 3 3 3 3 3 3 3 24 2003-03-20 4 4 3 4 4 4 4 4 31 2003-03-21 4 4 4 5 4 2 3 3 29 2003-03-22 3 4 4 3 3 2 2 3 24 2003-03-23 3 3 4 5 3 3 4 3 28 2003-03-24 3 3 -1 -1 2 2 2 1 -1 2003-03-25 3 1 1 1 1 2 2 2 13 2003-03-26 3 2 2 2 2 3 3 3 20 2003-03-27 4 4 4 4 4 4 3 2 29 2003-03-28 3 4 4 2 3 5 3 4 28 2003-03-29 3 3 3 3 4 3 4 4 27 2003-03-30 5 4 3 3 4 4 3 5 31 2003-03-31 3 4 3 3 5 6 4 3 31 2003-04-01 4 4 3 2 2 3 3 3 24 2003-04-02 3 3 4 3 3 4 4 3 27 2003-04-03 4 3 3 2 3 3 3 4 25 2003-04-04 5 3 4 4 4 4 4 4 32 2003-04-05 4 4 3 2 4 5 4 3 29 2003-04-06 3 3 2 2 2 3 2 2 19 2003-04-07 3 2 1 2 3 2 2 2 17 2003-04-08 4 4 4 5 5 5 3 2 32 2003-04-09 3 4 5 4 4 4 3 3 30 2003-04-10 3 4 4 4 3 3 5 3 29 2003-04-11 3 3 2 3 2 3 4 3 23 2003-04-12 3 2 2 2 3 3 2 2 19 2003-04-13 3 4 3 2 3 2 2 2 21 2003-04-14 3 3 2 3 5 5 3 3 27 2003-04-15 4 3 4 4 4 2 2 3 26 2003-04-16 4 3 4 4 4 4 4 4 31 2003-04-17 3 4 5 5 4 4 3 2 30 2003-04-18 3 4 4 4 4 4 3 3 29 2003-04-19 3 -1 -1 -1 -1 -1 -1 -1 -1 2003-04-20 -1 3 3 2 3 3 3 4 -1 2003-04-21 3 4 5 4 3 3 3 3 28 2003-04-22 -1 4 4 4 2 3 3 3 -1 2003-04-23 4 4 4 4 3 3 4 2 28 2003-04-24 3 2 3 3 4 4 4 4 27 2003-04-25 4 4 4 5 5 3 2 4 31 2003-04-26 4 3 3 3 3 3 4 3 26 2003-04-27 2 4 3 2 3 3 2 3 22 2003-04-28 3 3 3 4 3 2 2 3 23 2003-04-29 2 3 3 2 3 5 4 3 25 2003-04-30 5 5 4 5 4 5 4 4 36 2003-05-01 5 5 5 4 5 3 3 3 33 2003-05-02 3 5 3 3 3 3 2 3 25 2003-05-03 2 3 2 3 3 2 1 3 19 2003-05-04 3 2 1 3 2 2 2 3 18 2003-05-05 2 3 2 2 3 3 4 4 23 2003-05-06 3 3 2 4 5 4 4 3 28 2003-05-07 4 3 3 5 4 4 4 3 30 2003-05-08 4 4 4 5 -1 5 4 4 -1 2003-05-09 3 4 6 6 5 4 3 3 34 2003-05-10 6 5 4 3 3 3 3 3 30 2003-05-11 5 4 6 5 5 3 3 4 35 2003-05-12 3 4 3 3 4 3 3 3 26 2003-05-13 3 3 4 5 4 4 4 4 31 2003-05-14 4 4 3 3 4 5 4 3 30 2003-05-15 2 4 4 5 4 4 3 3 29 2003-05-16 3 3 3 2 2 2 2 3 20 2003-05-17 3 3 3 2 3 2 2 3 21 2003-05-18 2 2 2 2 2 3 3 3 19 2003-05-19 3 3 3 2 2 2 2 3 20 2003-05-20 3 -1 -1 3 -1 2 2 -1 -1 2003-05-21 -1 3 3 2 2 5 4 4 -1 2003-05-22 4 3 4 2 4 3 3 4 27 2003-05-23 3 4 3 3 3 4 2 3 25 2003-05-24 3 4 3 3 3 3 4 4 27 2003-05-25 3 4 2 3 -1 -1 3 3 -1 2003-05-26 5 3 3 3 2 2 2 3 23 2003-05-27 3 3 3 5 4 3 5 5 31 2003-05-28 5 4 4 5 4 3 3 3 31 2003-05-29 3 3 3 4 6 6 7 7 39 2003-05-30 6 5 4 4 5 6 4 5 39 2003-05-31 5 6 5 3 3 2 2 3 29 2003-06-01 3 3 3 2 3 2 3 4 23 2003-06-02 3 5 6 4 3 3 3 4 31 2003-06-03 4 3 3 4 3 3 3 5 28 2003-06-04 3 2 3 4 4 4 4 3 27 2003-06-05 3 3 3 3 3 3 2 3 23 2003-06-06 3 3 3 3 2 3 3 4 24 2003-06-07 3 4 4 3 3 4 3 5 29 2003-06-08 3 4 3 5 4 4 4 5 32 2003-06-09 3 4 4 4 4 2 3 5 29 2003-06-10 3 3 5 4 3 3 2 3 26 2003-06-11 3 3 3 4 3 2 3 3 24 2003-06-12 2 2 3 2 2 2 2 4 19 2003-06-13 2 2 1 2 2 3 4 4 20 2003-06-14 2 4 4 4 5 5 4 3 31 2003-06-15 3 5 4 3 3 3 3 5 29 2003-06-16 5 5 3 5 4 3 4 5 34 2003-06-17 4 4 4 5 5 5 4 4 35 2003-06-18 4 5 5 6 3 3 4 4 34 2003-06-19 5 3 4 3 3 2 3 3 26 2003-06-20 2 3 4 3 2 3 2 3 22 2003-06-21 5 5 4 2 2 3 3 4 28 2003-06-22 3 3 3 3 2 3 3 3 23 2003-06-23 3 4 4 4 3 3 4 4 29 2003-06-24 4 3 3 4 4 2 2 3 25 2003-06-25 3 2 4 4 2 3 3 3 24 2003-06-26 4 3 3 4 5 3 2 4 28 2003-06-27 3 4 4 4 3 3 3 3 27 2003-06-28 3 4 4 6 4 3 3 3 30 2003-06-29 4 3 3 4 3 3 3 4 27 2003-06-30 3 4 4 3 2 2 2 3 23 2003-07-01 3 3 2 2 2 2 2 4 20 2003-07-02 2 2 4 3 3 3 3 4 24 2003-07-03 3 2 2 2 3 3 3 3 21 2003-07-04 4 3 3 5 3 3 2 4 27 2003-07-05 3 3 3 3 3 3 3 4 25 2003-07-06 3 3 2 2 3 3 3 3 22 2003-07-07 3 3 3 2 3 3 3 3 23 2003-07-08 2 2 2 2 2 2 2 3 17 2003-07-09 2 2 1 2 2 1 2 3 15 2003-07-10 2 2 2 2 3 2 2 3 18 2003-07-11 3 3 5 4 4 4 3 5 31 2003-07-12 5 6 6 4 3 3 3 4 34 2003-07-13 3 3 4 2 2 4 3 3 24 2003-07-14 3 3 3 3 3 3 5 5 28 2003-07-15 4 3 2 5 3 2 3 4 26 2003-07-16 3 4 5 6 5 4 3 4 34 2003-07-17 4 3 2 3 3 3 3 3 24 2003-07-18 3 4 2 2 2 2 2 3 20 2003-07-19 4 3 3 4 4 3 3 3 27 2003-07-20 4 4 4 3 3 2 2 4 26 2003-07-21 3 3 2 2 2 1 2 3 18 2003-07-22 3 1 3 2 2 2 2 4 19 2003-07-23 3 2 2 2 2 4 4 3 22 2003-07-24 3 2 1 2 3 3 2 4 20 2003-07-25 2 2 3 3 3 2 2 3 20 2003-07-26 3 3 4 4 4 6 5 5 34 2003-07-27 5 4 5 4 4 3 3 4 32 2003-07-28 2 2 2 4 4 4 4 4 26 2003-07-29 3 5 4 4 5 5 4 4 34 2003-07-30 3 4 3 4 5 4 4 4 31 2003-07-31 3 4 4 5 4 4 3 4 31 2003-08-01 3 4 5 5 5 2 3 4 31 2003-08-02 3 3 4 3 3 3 4 4 27 2003-08-03 3 3 3 3 3 3 3 4 25 2003-08-04 2 2 3 2 1 2 3 4 19 2003-08-05 4 3 3 2 1 2 2 4 21 2003-08-06 6 4 5 5 4 3 2 3 32 2003-08-07 2 2 2 3 4 4 5 5 27 2003-08-08 5 5 4 4 2 4 3 3 30 2003-08-09 2 2 3 3 3 3 3 4 23 2003-08-10 3 3 2 2 2 2 2 3 19 2003-08-11 2 2 2 2 2 3 3 3 19 2003-08-12 4 4 4 4 3 3 3 4 29 2003-08-13 4 5 3 1 3 2 2 5 25 2003-08-14 4 4 4 3 2 3 3 4 27 2003-08-15 3 3 3 3 3 3 3 4 25 2003-08-16 3 3 2 2 3 3 2 3 21 2003-08-17 2 1 2 2 5 3 5 4 24 2003-08-18 4 3 5 6 5 6 4 5 38 2003-08-19 4 4 4 4 3 4 3 3 29 2003-08-20 3 2 3 2 3 3 4 3 23 2003-08-21 4 4 6 5 5 4 6 5 39 2003-08-22 4 5 5 5 5 4 4 5 37 2003-08-23 5 5 5 4 4 5 3 3 34 2003-08-24 3 3 4 4 3 2 4 3 26 2003-08-25 4 3 4 3 3 3 3 3 26 2003-08-26 3 2 2 3 3 3 2 3 21 2003-08-27 3 2 2 3 2 3 3 2 20 2003-08-28 3 2 4 4 3 3 3 3 25 2003-08-29 2 2 2 3 3 3 5 3 23 2003-08-30 4 4 2 2 2 3 2 4 23 2003-08-31 2 2 2 2 3 2 1 2 16 2003-09-01 3 3 4 2 2 3 3 4 24 2003-09-02 2 2 2 2 3 2 2 3 18 2003-09-03 3 3 3 3 3 3 4 4 26 2003-09-04 3 4 3 3 4 4 3 4 28 2003-09-05 3 3 3 3 3 4 2 2 23 2003-09-06 3 2 2 3 2 3 2 3 20 2003-09-07 3 2 2 1 1 2 2 3 16 2003-09-08 2 3 3 2 2 2 3 3 20 2003-09-09 3 3 4 5 4 4 5 4 32 2003-09-10 4 3 4 5 4 4 4 5 33 2003-09-11 3 4 2 3 3 3 3 4 25 2003-09-12 3 3 3 3 3 2 2 3 22 2003-09-13 3 3 2 2 1 1 2 3 17 2003-09-14 3 2 2 2 2 2 2 2 17 2003-09-15 3 2 1 1 1 2 3 3 16 2003-09-16 4 3 3 3 6 4 4 3 30 2003-09-17 4 4 5 6 7 5 5 4 40 2003-09-18 5 4 3 5 5 4 4 4 34 2003-09-19 3 3 4 5 5 4 3 2 29 2003-09-20 3 4 4 4 5 4 2 3 29 2003-09-21 4 3 3 4 4 4 3 3 28 2003-09-22 2 2 3 4 4 4 4 2 25 2003-09-23 2 2 2 2 3 4 4 3 22 2003-09-24 4 4 5 4 5 5 4 3 34 2003-09-25 3 4 4 5 5 5 4 3 33 2003-09-26 3 3 4 3 3 4 3 3 26 2003-09-27 2 1 2 1 1 0 2 2 11 2003-09-28 2 1 2 2 2 2 2 2 15 2003-09-29 2 2 1 2 1 1 1 2 12 2003-09-30 3 2 2 2 3 3 1 2 18 2003-10-01 3 1 1 2 2 2 3 5 19 2003-10-02 2 3 2 2 2 3 3 2 19 2003-10-03 4 4 3 3 3 4 3 2 26 2003-10-04 3 2 3 2 3 1 1 2 17 2003-10-05 2 4 -1 -1 2 2 3 3 -1 2003-10-06 2 2 2 2 3 1 4 4 20 2003-10-07 3 2 3 4 3 4 3 2 24 2003-10-08 3 2 2 2 2 1 2 3 17 2003-10-09 4 4 2 2 2 2 1 2 19 2003-10-10 3 3 1 1 1 1 1 2 13 2003-10-11 3 3 2 1 1 0 1 2 13 2003-10-12 2 2 1 1 2 2 2 2 14 2003-10-13 3 2 3 3 4 4 3 4 26 2003-10-14 3 3 4 5 6 4 6 6 37 2003-10-15 3 4 5 5 5 5 4 4 35 2003-10-16 4 3 3 5 5 4 3 4 31 2003-10-17 4 5 5 4 5 4 3 3 33 2003-10-18 3 3 4 3 5 4 3 3 28 2003-10-19 2 3 4 4 5 5 5 3 31 2003-10-20 2 3 5 4 5 4 4 4 31 2003-10-21 3 3 4 5 5 5 5 4 34 2003-10-22 3 3 4 4 5 5 4 2 30 2003-10-23 4 2 3 2 2 1 1 2 17 2003-10-24 3 3 2 2 5 6 5 5 31 2003-10-25 5 4 3 3 4 4 2 2 27 2003-10-26 3 2 3 2 2 2 5 5 24 2003-10-27 3 2 3 2 2 3 2 2 19 2003-10-28 4 4 3 4 2 4 4 3 28 2003-10-29 5 5 8 7 8 7 8 7 55 2003-10-30 6 6 5 3 5 7 9 6 47 2003-10-31 8 9 7 7 7 5 4 3 50 2003-11-01 4 3 3 3 4 4 3 4 28 2003-11-02 3 3 3 4 3 4 5 3 28 2003-11-03 4 3 2 2 3 3 3 3 23 2003-11-04 4 4 6 7 4 2 3 3 33 2003-11-05 3 2 1 1 1 2 3 3 16 2003-11-06 3 2 2 1 3 3 5 5 24 2003-11-07 3 2 2 2 2 3 2 1 17 2003-11-08 2 2 1 2 3 5 3 2 20 2003-11-09 3 3 4 5 6 5 5 3 34 2003-11-10 3 3 4 4 4 4 5 5 32 2003-11-11 4 4 5 5 6 6 5 3 38 2003-11-12 3 3 3 5 4 5 4 3 30 2003-11-13 2 3 5 6 6 5 5 3 35 2003-11-14 3 3 4 5 5 4 4 3 31 2003-11-15 2 5 6 4 5 6 4 4 36 2003-11-16 3 4 6 5 6 5 5 4 38 2003-11-17 3 3 3 5 5 5 4 3 31 2003-11-18 4 3 3 4 5 4 4 2 29 2003-11-19 2 2 2 2 4 4 3 2 21 2003-11-20 2 3 5 6 7 8 7 7 45 2003-11-21 5 6 5 4 3 3 3 2 31 2003-11-22 3 3 2 3 4 5 5 3 28 2003-11-23 3 3 3 2 4 3 4 3 25 2003-11-24 2 2 2 2 4 4 3 3 22 2003-11-25 2 2 3 3 3 5 3 2 23 2003-11-26 2 2 2 2 3 3 2 2 18 2003-11-27 2 2 1 1 2 1 2 2 13 2003-11-28 2 2 2 2 3 2 1 2 16 2003-11-29 2 1 2 1 2 2 1 2 13 2003-11-30 2 3 2 3 3 4 3 3 23 2003-12-01 2 3 2 2 2 3 1 2 17 2003-12-02 2 2 2 2 2 1 0 2 13 2003-12-03 1 2 2 2 1 3 2 1 14 2003-12-04 2 1 1 1 2 2 3 3 15 2003-12-05 4 5 5 5 5 5 4 4 37 2003-12-06 3 3 3 5 3 4 3 2 26 2003-12-07 2 2 2 2 4 4 4 3 23 2003-12-08 2 3 3 5 6 6 5 4 34 2003-12-09 2 3 4 5 5 4 4 5 32 2003-12-10 4 3 3 6 5 6 4 5 36 2003-12-11 4 3 5 5 5 5 3 4 34 2003-12-12 3 3 3 3 4 4 4 4 28 2003-12-13 3 3 3 5 5 5 3 3 30 2003-12-14 3 3 3 3 4 5 4 3 28 2003-12-15 4 3 3 4 5 4 3 2 28 2003-12-16 2 2 3 3 2 3 2 2 19 2003-12-17 3 2 1 2 2 3 2 1 16 2003-12-18 2 2 1 1 1 1 0 1 9 2003-12-19 2 1 2 1 2 1 1 1 11 2003-12-20 2 2 2 4 4 4 3 4 25 2003-12-21 3 3 4 3 3 5 4 3 28 2003-12-22 2 2 3 3 3 4 3 2 22 2003-12-23 -1 3 2 2 3 3 3 2 -1 2003-12-24 2 1 2 1 2 4 3 2 17 2003-12-25 3 2 2 2 3 3 1 1 17 2003-12-26 2 2 1 2 2 2 2 2 15 2003-12-27 2 2 1 3 2 3 3 4 20 2003-12-28 3 3 2 3 3 3 3 2 22 2003-12-29 2 2 2 2 2 3 1 1 15 2003-12-30 2 2 2 1 1 3 3 3 17 2003-12-31 2 2 3 4 4 4 4 3 26