Catalogue of geomagnetic pulsations of Pc1 type on observation data at the Antarctic Observatory "Mirny" E.T. MATVEYEVA and R.V. SHCHEPETNOV Geophysical Observatory Borok, Institute of Physics of the Earth RAS, Russia Data Time, UT Period Inten- Type Notes beginning end T,s sity hour min hour min 1968 1 1 9 32 10 21 3.0;4.5 C-B s 1968 1 5 13 59 14 56 1.5 C s 1968 1 7 15 16 15 42 2.5 C? s 1968 1 7 20 58 21 4 2.5 C s 1968 1 8 12 34 13 3 4.0 C? s 1968 1 8 14 3 14 10 2.0 C? s 1968 1 11 12 52 12 59 2.0 C s 1968 1 11 18 58 19 8 2.0 B s 1968 1 11 19 16 19 26 2.0 C s 1968 1 12 15 1 15 11 2.0 B s 1968 1 12 16 45 16 51 4.0 C? s 1968 1 14 17 42 18 30 2.4 C s 1968 1 15 5 30 13 42 n/r 1968 1 15 18 46 18 53 4.0 C? s 1968 1 16 7 14 7 25 3.2 C-B s 1968 1 16 7 36 8 0 4.2 C-B s 1968 1 19 0 32 3 30 noise 1968 1 19 15 38 24 0 n/r 1968 1 20 0 0 24 0 n/r 1968 1 21 0 0 24 0 n/r 1968 1 22 0 0 24 0 n/r 1968 1 23 0 0 24 0 n/r 1968 1 24 0 0 24 0 n/r 1968 1 25 0 0 24 0 n/r 1968 1 26 0 0 24 0 n/r 1968 1 27 0 0 24 0 n/r 1968 1 28 0 0 24 0 n/r 1968 1 29 0 0 24 0 n/r 1968 1 30 0 0 24 0 n/r 1968 1 31 0 0 24 0 n/r 1968 1968 2 1 0 0 24 0 n/r 1968 2 2 0 0 24 0 n/r 1968 2 3 0 0 24 0 n/r 1968 2 4 0 0 24 0 n/r 1968 2 5 0 0 24 0 n/r 1968 2 6 0 0 24 0 n/r 1968 2 7 0 0 24 0 n/r 1968 2 8 0 0 24 0 n/r 1968 2 9 0 0 24 0 n/r 1968 2 10 0 0 24 0 n/r 1968 2 11 0 0 24 0 n/r 1968 2 12 0 0 24 0 n/r 1968 2 13 0 0 24 0 n/r 1968 2 14 0 0 24 0 n/r 1968 2 15 0 0 24 0 n/r 1968 2 16 0 0 24 0 n/r 1968 2 17 0 0 24 0 n/r 1968 2 18 0 0 24 0 n/r 1968 2 19 0 0 24 0 n/r 1968 2 20 0 0 24 0 n/r 1968 2 21 0 0 24 0 n/r 1968 2 22 0 0 24 0 n/r 1968 2 23 0 0 24 0 n/r 1968 2 24 0 0 24 0 n/r 1968 2 25 0 0 24 0 n/r 1968 2 26 0 0 24 0 n/r 1968 2 27 0 0 24 0 n/r 1968 2 28 0 0 24 0 n/r 1968 2 29 0 0 24 0 n/r 1968 1968 3 1 0 0 24 0 n/r 1968 3 2 0 0 24 0 n/r 1968 3 3 0 0 24 0 n/r 1968 3 4 0 0 24 0 n/r 1968 3 5 0 0 24 0 n/r 1968 3 6 0 0 24 0 n/r 1968 3 7 0 0 24 0 n/r 1968 3 8 0 0 24 0 n/r 1968 3 9 0 0 24 0 n/r 1968 3 10 0 0 24 0 n/r 1968 3 11 0 0 24 0 n/r 1968 3 12 0 0 24 0 n/r 1968 3 13 0 0 24 0 n/r 1968 3 14 0 0 24 0 n/r 1968 3 15 0 0 24 0 n/r 1968 3 16 0 0 24 0 n/r 1968 3 17 0 0 24 0 n/r 1968 3 18 0 0 24 0 n/r 1968 3 19 0 0 24 0 n/r 1968 3 20 0 0 24 0 n/r 1968 3 21 0 0 24 0 n/r 1968 3 22 0 0 24 0 n/r 1968 3 23 0 0 24 0 n/r 1968 3 24 0 0 24 0 n/r 1968 3 25 0 0 24 0 n/r 1968 3 26 0 0 24 0 n/r 1968 3 27 0 0 24 0 n/r 1968 3 28 0 0 24 0 n/r 1968 3 29 0 0 24 0 n/r 1968 3 30 0 0 24 0 n/r 1968 3 31 0 0 24 0 n/r 1968 1968 4 1 0 0 24 0 n/r 1968 4 2 0 0 24 0 n/r 1968 4 3 0 0 24 0 n/r 1968 4 4 0 0 24 0 n/r 1968 4 5 0 0 24 0 n/r 1968 4 6 0 0 24 0 n/r 1968 4 7 0 0 24 0 n/r 1968 4 8 0 0 24 0 n/r 1968 4 9 0 0 24 0 n/r 1968 4 10 0 0 24 0 n/r 1968 4 11 0 0 24 0 n/r 1968 4 12 0 0 24 0 n/r 1968 4 13 0 0 24 0 n/r 1968 4 14 0 0 24 0 n/r 1968 4 15 0 0 24 0 n/r 1968 4 16 0 0 24 0 n/r 1968 4 17 0 0 24 0 n/r 1968 4 18 0 0 24 0 n/r 1968 4 19 0 0 24 0 n/r 1968 4 20 0 0 24 0 n/r 1968 4 21 0 0 24 0 n/r 1968 4 22 0 0 24 0 n/r 1968 4 23 0 0 24 0 n/r 1968 4 24 0 0 24 0 n/r 1968 4 25 0 0 24 0 n/r 1968 4 26 0 0 24 0 n/r 1968 4 27 0 0 24 0 n/r 1968 4 28 0 0 24 0 n/r 1968 4 29 0 0 24 0 n/r 1968 4 30 0 0 24 0 n/r 1968 1968 5 1 0 0 24 0 n/r 1968 5 2 0 0 24 0 n/r 1968 5 3 0 0 24 0 n/r 1968 5 4 0 0 24 0 n/r 1968 5 5 0 0 24 0 n/r 1968 5 6 0 0 24 0 n/r 1968 5 7 0 0 24 0 n/r 1968 5 8 0 0 24 0 n/r 1968 5 9 0 0 24 0 n/r 1968 5 10 0 0 24 0 n/r 1968 5 11 0 0 24 0 n/r 1968 5 12 0 0 18 32 n/r 1968 5 20 6 20 6 25 3.4 C s 1968 5 25 14 37 17 30 n/r 1968 5 26 19 48 20 8 2.0 C s 1968 5 27 8 6 8 18 3.0 C s 1968 5 27 11 50 17 55 n/r 1968 1968 6 6 21 15 23 53 n/r 1968 6 7 7 1 8 0 1.7 C-B s 1968 6 7 21 21 23 51 n/r 1968 6 9 11 57 12 24 2.0 C? s 1968 6 9 13 24 14 31 2.0 C s 1968 6 10 1 25 1 37 2.0 C? s 1968 6 18 2 21 2 29 3.0 C s 1968 6 20 16 52 17 25 1.4 C? s 1968 6 20 18 54 19 11 2.0 C s 1968 6 26 2 35 2 41 3.0 C s 1968 6 27 10 18 10 35 4.0;2.7 C? s 1968 1968 7 3 6 40 6 45 3.5 C b 1968 7 3 9 28 9 33 4.5 C-B s 1968 7 3 11 32 11 44 3.8 C? s 1968 7 3 17 0 23 51 n/r 1968 7 5 7 54 10 7 4.8;4.0 C? s 1968 7 6 10 33 11 9 4.0 C s 1968 7 8 2 49 2 58 2.0 C s 1968 7 8 5 48 7 32 4.0 C s 1968 7 15 7 44 7 58 4.5 C s 1968 7 15 10 59 11 3 2.8 C s 1968 7 16 6 52 7 47 5.0 C s 1968 7 17 6 26 6 35 5.0 C s 1968 7 17 23 52 24 0 2.0 C s 1968 7 18 0 0 2 41 2.0 C s 1968 7 18 3 48 4 9 2.8 C s 1968 7 18 9 14 9 30 5.0 C s 1968 7 19 7 54 8 6 3.3 C s 1968 7 20 13 25 15 2 1.7 C s 1968 7 21 19 18 19 30 1.4 C s 1968 7 22 3 37 3 42 4.3 C s 1968 7 24 8 37 8 43 5.0 C s 1968 7 25 12 40 12 57 2.0 C s 1968 7 29 6 15 6 40 1.6 C s 1968 7 30 8 25 8 44 3.0 C s 1968 1968 8 3 2 11 2 42 2.0 C s 1968 8 3 7 31 8 35 2.6 C s 1968 8 3 23 52 24 0 2.0 C s 1968 8 4 0 0 1 33 2.0 C s 1968 8 9 6 33 6 36 2.8 C s 1968 8 9 7 33 7 40 6.5 C s 1968 8 9 8 3 8 9 5.4 B s 1968 8 9 12 0 12 20 2.0 C s 1968 8 11 7 41 7 45 6.0 C b 1968 8 12 7 37 7 40 4.5 C b 1968 8 12 9 16 9 23 4.0 C? s 1968 8 13 1 58 3 33 n/r 1968 8 13 7 3 8 53 3.2 C s 1968 8 13 12 10 13 59 2.7 C? s 1968 8 14 8 36 9 7 3.4 C s 1968 8 18 8 8 10 31 5.0 C-B s 1968 8 18 17 24 17 42 2.0 C? s 1968 8 27 5 43 5 57 1.5 C s 1968 8 27 6 49 6 53 3.6 C s 1968 8 27 7 13 7 32 3.6 C s 1968 8 27 7 51 7 59 5.0 B-C s 1968 8 27 9 53 10 4 5.0 C s 1968 8 29 5 49 5 52 3.8 C b 1968 8 31 7 43 8 15 2.0 C s 1968 1968 9 1 16 30 17 19 2.0 C s 1968 9 2 7 5 7 30 1.8 C s 1968 9 2 8 27 10 30 3.0 C s 1968 9 2 12 56 13 6 2.8 C s 1968 9 4 15 25 15 38 2.8 C s 1968 9 9 14 27 14 34 2.3 C s 1968 9 10 12 35 12 42 1.5 C s 1968 9 11 9 49 10 1 3.8 C s 1968 9 11 18 33 19 57 2.8 C s 1968 9 14 10 7 10 19 2.5 C s 1968 9 15 22 15 22 21 3.0 C s 1968 9 17 7 44 12 1 n/r 1968 9 18 7 59 8 42 3.4 C s 1968 9 19 0 4 0 31 2.0 C s 1968 9 19 1 38 2 6 2.7 C s 1968 9 25 12 3 15 0 n/r 1968 9 26 8 3 8 7 3.0 C b 1968 9 26 8 27 9 51 5.0 C s 1968 9 26 22 57 23 8 1.7 C s 1968 9 27 8 55 9 5 3.0 C s 1968 9 28 8 28 8 34 2.8 C s 1968 9 28 8 45 8 51 3.4 C s 1968 9 29 18 5 18 31 2.0 C s 1968 1968 10 3 11 3 11 10 2.7 C s 1968 10 3 20 46 24 0 n/r 1968 10 6 6 30 11 0 disturbed 1968 10 9 3 40 4 40 5.0 C s 1968 10 10 23 19 24 0 2.0 C s 1968 10 11 0 0 0 16 2.0 C s 1968 10 12 3 30 10 30 disturbed 1968 10 15 10 44 11 23 3.5 C s 1968 10 18 8 49 9 2 4.0 C s 1968 10 18 9 16 9 28 3.7 C s 1968 10 19 9 52 10 20 3.0 B s 1968 10 19 12 47 13 31 2.8 C s 1968 10 22 7 55 7 58 3.0 C b 1968 10 23 14 40 20 14 n/r 1968 10 24 16 43 16 46 2.4 C b 1968 10 25 20 15 20 35 2.2 C s 1968 10 26 10 47 11 50 4.0 C s 1968 10 26 12 1 12 44 5.0 C s 1968 10 29 5 0 11 50 disturbed 1968 10 31 0 30 11 48 disturbed 1968 1968 11 11 15 13 15 34 1.0 C s 1968 11 12 8 56 11 10 n/r 1968 11 13 9 57 10 13 2.0 B s 1968 11 14 9 54 11 7 1.8 C s 1968 11 14 12 35 12 41 2.3 C s 1968 11 14 13 24 13 32 2.0 C s 1968 11 14 15 29 16 3 4.0 C s 1968 11 15 2 38 24 0 n/r 1968 11 20 7 16 7 32 6.0 B s 1968 11 21 6 42 7 11 4.4 C s 1968 11 24 7 17 7 35 4.0 C s 1968 11 24 16 27 16 34 2.5 C s 1968 11 24 17 11 17 24 2.7 C s 1968 11 29 19 22 19 37 1.0 C s 1968 1968 12 3 7 6 11 6 n/r 1968 12 7 19 58 24 0 n/r 1968 12 8 7 21 7 33 3.7 C s 1968 12 8 8 3 8 18 4.3 C s 1968 12 9 8 57 9 31 5.0 C s 1968 12 9 13 54 14 6 2.3 C s 1968 12 10 6 54 8 1 3.0 C s 1968 12 10 18 23 20 17 2.0 C s 1968 12 11 17 14 17 35 3.0 C s 1968 12 17 7 4 7 20 3.6 B s 1968 12 21 18 58 19 18 2.3 C s 1968 12 22 15 18 15 52 2.0 C s 1968 12 26 8 3 9 0 5.0 C s 1968 12 27 8 1 8 10 3.5 C s 1968 12 27 21 9 23 56 n/r 1968 12 31 15 36 15 43 2.0 C s