Volume 37, 1904
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Records of the Milne Seismographs Nos. 16 and 20, taken at Christchurch and Wellington
Plates L.-LIV.
Records of Milne Seismograph No. 16, at Christchurch, New Zealand.
Latitude, 43° 31′ 50″ S.; longitude, 172° 37′ 18″ E. Time employed: Greenwich mean civil time.
P.T., preliminary tremors less than 2 mm. complete range; A.T., after-tremors less than 2 mm. complete amplitude; B., E., beginning and end of vibrations not less than 2 mm.; Amp., in millimetres; 1 mm. boom motion = 0″.43. B. and E. signify beginning and end of amplitudes exceeding 1 mm., the range being 2 mm.
H. F. Skey, Observer.
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| Date. | P.T. (from) | B. | Maxima | Amp. | E. | A.T (till) | B P. | Remorks. | |
|---|---|---|---|---|---|---|---|---|---|
| From | To | ||||||||
| 1903. | Mm. | Secs. | |||||||
| Jan. 4 | 5.12.1 | 5.15.2 | 5.18.8 | 0.9 | |||||
| " | 5.28.8 | 1.65 | |||||||
| " | 5.23.7 | 1.6 | |||||||
| " | 5.31.2 | 1.3 | |||||||
| " | 5.35.6 | 1.25 | 5.36.7 | 7.20.6 | |||||
| " 9 | 1.46.9 | 2.01.9 | 2.02.9 | 0.75 | 2.04.9 | 2.28.3 | |||
| " 14 | 2.06.4 | 2.36.4 | 2.44.8 | 4.75 | 3.1.5 | 5.17.3 | Origin N.E. of Marquesas Islands (?) | ||
| " 17 | 16.53.0 | 16.58.1 | 17.02.1 | 2.5 | 17.07.7 | 19.43.0 | |||
| " 26 | 2.20.8 | 2.21.0 | 0.3 | 2.28.0 | |||||
| Feb. 10 | 3,11.4 | 3,24.6 | 3,26.5 | 0.75 | 3,28.5 |
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| Feb. 21 | 8.09.3 | 0.05 | Tremors lasting 2 or 3 min. each. | ||||||
| " 21 | 8.10.7 | 0.05 | " | ||||||
| " 21 | 8.18.1 | 0.05 | " | ||||||
| " 21 | 8.26.0 | 0.05 | " | ||||||
| " 21 | 8.29.3 | 0.1 | " | ||||||
| " 21 | 8.33.4 | 0.05 | " | ||||||
| " 21 | 8.36.3 | 0.05 | " | ||||||
| " 26 | 5.57.9 | 6.04.0 | 0.15 | 6.24.2 | " | ||||
| " 27 | 0.54.6 | 1.26.7 | 2.4 | ||||||
| 1.31.4 | 3.75 | 5.05.0 | |||||||
| 3.0 | 1.37.4 | ||||||||
| Mar. 26 | 8.54.7 | 9.06.2 | 1.0 | 9 37.0 | |||||
| " 30 | 3.38.6 | 3.53.8 | 4.01.1 | 0.75 | 4.10.0 | 5 43.7 | |||
| April 1 | 2.48.1 | 2.54.7 | 2.54.7 | Local; felt at Pipiriki, Began 2 h. 51 m. 50 sec.; ended 2 h. 52 m. 10 sec. (by chronometer). | |||||
| " 1 | 3.00.7 | Sudden and short. | |||||||
| " 29 | 4.10.8 | 4.17.6 | 4.19.6 | 4.28.8 | 4.2 | 4.31.9 | 6.17.1 | ||
| " 29 | 13.17.6 | 0.6 | P.T. and A.T. obscured by night tremors. | ||||||
| May 8 | 4.32.5 | 4.42.0 | 1.0 | 5.04.6 | |||||
| " 13 | 6.42.4 | 6.49.0 | 7.01.7 | 6.5 | 7.27.9 | 9.18.4 | |||
| " 19 | 8.14.0 | 0.5 | 8.30.5 | ||||||
| " 27 | 23.40 6 | 0.4 | 23.42.7 | ||||||
| " 29 | 23.01.5 | 0.2 | 23.04.6 | ||||||
| June 8 | 5.34.5 | 5.45.8 | 5.49.5 | 1.0 | 7.08.9 | ||||
| " 9 | 11.16.6 | 11.18.1 | 11.18.7 | 0.7 | 11.23.2 | 12.04.9 | |||
| " 10 | 16.49.7 | 16.59.2 | 17.02.8 | 1.5 | 17.11.4 | Minute thickenings for some hours. | |||
| " 15 | 22.18.1 | 22.21.3 | 22.22.9 | 1.0 | 22 53.1 + | ||||
| " 21 | 7.43.9 | 8.17.3 | Minute irregularities for considerable time before and after. | ||||||
| July 2 | 21.21.6 | 21,28.9 | 21,30.5 | 1.4 | 21.34.9 | 22.13.3 | |||
| " 9 | 4,52.2 | 5,19.3 | 5.26.7 | Thickening merely. | |||||
| " 10 | 4.11.4 | 4.15.0 | 4.36.6 | " | |||||
| " 12 | 4,28.3 | 4,37.5 | 4,46.7 | 2.5 | 4,52.3 | 5,19.0 | Origin New Britain(?). |
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| 1903. | Mm. | Secs. | |||||||
| July 19 | 13.10.5 | 13.15.0 | 13.23.1 | Thickening merely. | |||||
| " 28 | 4.35.0 | 4.47.0 | " | ||||||
| Aug. 1 | 10.00 + | 20.00 + | Tremor (shocks felt in Hawke's Bay Province). | ||||||
| " 7 | 7.54.2 | 7.55.2 | 03 | 8.01 4 | |||||
| " 19 | 9.43.6 | 9.55.0 | 0.5 | 10.15 7 | |||||
| " 24 | 7.29.7 | 7.36.4 | 7.53.8 | Thickening merely. | |||||
| Sept. 3 | 6.05.3 | 6.25.3 | 6.26.5 | 1.2 | 6.30.4 | 7.24.3 | |||
| " 5 | 5.45.2 | 5.49.4 | 5.57.6 | Thickening merely. | |||||
| " 7 | 7.17.0 | 7.24.2 | 7.28.9 | 14.0 | 7.47.2 | 8.12.0 | |||
| " 8 | 5.23.4 | 5.36.9 | 0.6 | 6.31.7 | |||||
| " 23 | 0.17.0 | 0.21.7 | 0.8 | 0.32.0 | |||||
| " 23 | 7.19.1 | 7.23.2 | 7.31.5 | 0.5 | 7.50.0 | ||||
| " 26 | 6.15.0 | 6.17.2 | 6.17.8 | 1.3 | 6.18.0 | 6.39.4 | |||
| Oct. 4 | 5.02.4 | 5.04.1 | 5.05.7 | 1.0 | 5.12.0 | 5.29.5 | |||
| " 13 | 22.04.1 | 22.10.4 | 0.5 | 22.14 5 | |||||
| " 14 | 3.32.2 | 3.52.8 | 0.8 | 4.09.3 | |||||
| " 17 | 2.09.0 | In progress while attending to instrument. | |||||||
| " 20 | 14.48.9 | 14.52.0 | 14.53.0 | 2.2 | 14.58.7 | 15.38.6 | |||
| " 20 | Indef. | 14.29.9 | 14.36.5 | 11.5 | P.T. and A.T. obscured by night tremors. | ||||
| Max. between | |||||||||
| " 30 | 3.30.1 | 4.05.1 | 4.10.0 and 4.20.0 | 6.0 + | 4.30.2 | 6.29.9 | Attending to instrument during maxima. | ||
| " 30 | 12.00 + | 15.07.0 | 15.07.3 | 1.3 | 15.12.4 | 21.00 + | |||
| Nov. 1 | 18.02.5 | 18.07.7 | 1.0 | 18.36.2 | |||||
| " 2 | 3.00.0 | 3.01.1 | 0.6 | 3.08.3 |
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| Nov. 10 | 17.23.0 | 17.23.6 | 17.29.2 | 3.5 | 17.45.5 | 18.20.5 | |||
| " 10 | 20.58.3 | 21.02.2 | 21.04.3 | 1.8 | 21.07.0 | 21.23.4 | |||
| Dec. 23 | 1.12.3 | 1.19.3 | 1.20.0 | 3.6 | 1.25.2 | 2.13.3 | |||
| " 23 | 23.45.0 | 23.51.3 | 23.55.4 | 0.6 | 24.08.0 | ||||
| " 24 | 21.26.0 | 21.32.2 | 0.9 | 21.40.4 | |||||
| " 28 | 3.07.0 | 3.35.7 | 1.0 | 4.12.1 | |||||
| " 31 | Indef. | 14.10.7 | 14.13.8 | 4.5 | 14.24.1 | Indef. | Obscured by night tremors. |
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| 1904. | ||||||||||||
| Jan. 2 | 0.05.8 | 0.10.0 | 1.0 | 0.41.8 | ||||||||
| " 7 | Indef. | 2.52.7 | 2.54.8 | 7 5 | 3.19.8 | Indef. | P.T. and A.T. obscured by night tremors. | |||||
| " 10 | 3.01.8 | 3.12.4 | 3.13.0 | 2 9 | 3.19.0 | 4.13.0 | ||||||
| " 20 | Indef. | 15.49.8 | 15.52.5 | 4.5 | 16.08.0 | Indef. | P.T. and A.T. obscured by night tremors. | |||||
| " 25 | Indef. | 3.53.0 | 4.06.7 | In progres while attending instrument. | ||||||||
| " 29 | 0.12.3 | 0.41.0 | 0.9 | 1.09.2 | ||||||||
| Feb. 4 | 10.31.4 | 10.35.8 | 1.0 | 11.03.4 | ||||||||
| " 8 | 5.47.5 | 5.51.1 | 5.54.2 | 0.8 | 6.05.1 | |||||||
| " 18 | 5.59.9 | 6.03.1 | 6.03.9 | 2.0 | 6.05.9 | 6.16.2 | ||||||
| " 20 | 10.15.0 | 10.19.0 | 0.8 | 10.30.0 | ||||||||
| " 22 | Indef. | 1.29.7 | 1.31.0 | 1.8 | 1.32.7 | 2.06.3 + | ||||||
| " 28 | 5.42.8 | 6.00.5 | 0.5 | 6.45.3 | ||||||||
| Mar. 1 | Indef. | 3.22.2 | 3.23.7 | 2.5 | 3.29.9 | Indef. | P.T. and A.T. obscured by night tremors. | |||||
| " 1 | Indef. | 4.26.0 | 4.30.1 | 4.0 | 4.39.9 | Indef. | " " | |||||
| " 2 | 9.09.9 | 9.13.0 | 9 15.0 | 2.5 | 9.31.5 | 9.49 + | ||||||
| " 3 | 8.49.1 | 8.50.7 | 0.5 | 8.56.4 | ||||||||
| " 3 | 11.02.8 | 11.11.7 | 11.20.4 | 1.8 | 11.30.4 | 11.52.9 | ||||||
| " 16 | 7.50.1 | 7.55.4 | 0.5 | 8.16.5 | ||||||||
| " 26 | Indef. | 15.08.9 | 15.11.0 | 4.5 | 15.15.6 | Indef. | P.T. and A.T. obscured by night tremors. | |||||
| " 29 | 10.07.8 | 10.20.3 | 10.21.8 | 1.0 | 10.23.9 | Indef | ||||||
| April 4 | 10.41.6 | 12.26.4 | 12.38 5 | 0.5 | 13.13.8 | Salonika (?). | ||||||
| " 6 | 0.12.3 | 0.20.5 | Thickening merely. | |||||||||
| " 11 | Indef. | 14.11 3 | 14.12.9 | 14.15.9 | 4.3 | 14.23 6 | Indef. | P.T. and A.T. obscured by night tremors. | ||||
| May 1 | 6.39.5 | 6.42.5 | 6.51.8 | 3.8 | 6.55.9 | 8.07.1 | ||||||
| " 1 | 15.35.7 | 15.55.5 | 16.06.7 | 16.11.4 | 5.5 | 16.17.5 | Indef. | A.T. obscured by night tremors. | ||||
| " 1 | 23 39.6 | 24.00.0 | 1.3 | 24.30.8 | ||||||||
| 1904. | Mm. | Secs. | ||||||||||
| May 21 | 15.12.4 | 15.16.5 | 0.4 | 15.44.2 | ||||||||
| " 28 | 23.39.6 | 23.55 0 | 1 3 | 0.57.0 | ||||||||
| June 10 | 18.59.2 | 19.05.1 | 19.37.9 | Thickening merely. | ||||||||
| " 13 | 15.33.6 | 15.38.8 | 15.44.0 | Very slight. | ||||||||
| " 13 | 17.22.3 | 17.25.9 | 17.28.4 | " | ||||||||
| " 17 | Indef. | 6.39.5 | Indef. | Elongated swelling. P.T. and A.T. obscured by night tremors. | ||||||||
| " 17 | Indef. | 13.29.2 | 0.5 | Indef. | P.T. and A.T. obscured by night tremors. | |||||||
| " 17 | 19.18.0 | 19.31.3 | 0.5 | 19.38.4 | ||||||||
| " 18 | 6.25.9 | 6.32.3 | 6.38.4 | 2.7 | 6.42.0 | 7.18.5 | ||||||
| " 26 | 19.58.2 | 20.20.7 | 0.9 | 21.11.5 | ||||||||
| " 26 | 21.25.9 | 22.22 8 | 1.3 | 24.31 0 | ||||||||
| " 27 | 0.32.5 | 1.31.0 | 1.36.1 | 0.9 | 3.07.4 | In progress while attending instrument. | ||||||
| July 12 | 1.54.5 | 2.01.7 | 0.3 | 2.13.0 | ||||||||
| " 22 | 0.49.3 | 1.0.26 | 1.04.1 | 1.10.6 | 4.0 | 1.14.4 | 2.21.0 | |||||
| 1.07.2 | ||||||||||||
| " 22 | 15.23.5 | 15.35.8 | 0.5 | 16.12.2 | ||||||||
| " 27 | Indef. | 15.58.5 | 16.00.1 | 2.2 | 16.05.1 | Indef. | P.T. and A.T. obscured by night tremors. | |||||
| Aug. 8 | 23.03.4 | 24.43.7 | Severe shocks at Wellington. Light out at commencement of quake. | |||||||||
| " 14 | 2.56.1 | 2.59.7 | 3.01.3 | 5.7 | 3.10.0 | 3.44.8 | ||||||
| " 16 | 22.20.3 | 22.24.6 | Very slight and sudden. | |||||||||
| " 18 | Indef. | 5.18.4 | 5.21.8 | 3.5 | 5.27.0 | 5.52.8 | P.T. obscured by night tremors. | |||||
| " 19 | 2.31.7 | 2.34.8 | 2.40.1 | P. slight swelling. | ||||||||
| " 22 | 1.37.4 | Max. at | begin'ng | 0.5 | 1,43.6 | P. slight and sudden. |
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| Aug. 24 | Indef. | 21.32.6 | 21.40.3 | 2.05 | 22.05.3 | Indef. | P.T. and A.T. obscured by night tremors. | ||
| Sept. 6 | 2.05.2 | 2.08.3 | 0.55 | 2.13.5 | |||||
| " 9 | 1.23.9 | 1.33.2 | 1.0 | 2.08.3 | |||||
| " 9 | Indef. | 20.42.1 | 20.48.8 | 2.4 | 20.55.4 | Indef. | P T. and A T. obscured by night tremors. | ||
| " 13 | 6.35.8 | 6.42.5 | 0.5 | 7.10.4 | |||||
| " 13 | Indef. | 17.18.2 | 17.25.4 | 5.2 | 17.37.9 | Indef. | P.T. and A.T. obscured by night tremors. | ||
| " 17 | Indef. | 20.11.3 | 20.11.8 | 1.2 | 20.13.9 | Indef. | " " | ||
| " 17 | Indef. | 23.47.0 | 0.4 | " " | |||||
| " 19 | 4.59.1 | 5.04.0 | 5.12.7 | 6.40.9 | 5.1 | 5.38.3 | 7.19.9 | Very slight waves until second maximum is reached. | |
| " 20 | 3.16.3 | 3.18.8 | 3.24.0 | 0.4 | 3.48.6 | ||||
| " 24 | Indef. | 15.11.6 | 15.14.7t | o15.15.8 | 17 + | 15.45.0 | Indef. | P.T. and A.T. obscured by night tremors. | |
| " 27 | 2.23.4 | 2.26.0 | 0.25 | 2.38.4 | |||||
| Oct. 3 | 3.54 4 | 4.31 0 | 0.65 | 6.04.9 | |||||
| " 4 | 0.06 8 | 0.09.9 | 0.10.4 | 2 05 | 0.10.9 | 0.49.9 | |||
| " 10 | 12.56.9 | 13.00.5 | 0.3 | 13.05.2 | |||||
| " 10 | 14.00.3 | 14.05.5 | 1.4 | 14.25.6 | |||||
| " 11 | 9.57.3 | 10.01.2 | 0.8 | 10.08.2 | Night tremors (?). | ||||
| " 16 | 5.41.1 | 5.46.0 | 0.4 | 6.31.8 | |||||
| " 19 | 3.14.2 | 3.17.8 | 0.45 | 3.42.6 | |||||
| " 28 | 5.01.9 | 5.13.2 | Thickening merely. | ||||||
| " 28 | Indef. | 14.28.2 | 14.29.3 | 1.6 | 14.30.0 | P.T. and A.T. obscured by night tremors. | |||
| " 31 | 1.31.1 | 1.33.4 | 0.25 | 1.42.0 | |||||
| Nov. 3 | 3.49.0 | 4.00 9 | 0.8 | 4.21.6 | |||||
| " 8 | 7.010 | 7.08.2 | 0.25 | 7.18.6 | |||||
| " 21 | 3.13.7 | 3.21.0 | 3.25.6 | 6.0 | 3.50 4 | 5.08.0 | |||
| " 22 | 1.21 2 | 1.38.7 | 0 55 | 2.59 2 | |||||
| Dec. 2 | 1.57 6 | 3.20.8 | 3.23.7 | 2.25 | 3.281 | 4.25.0 | |||
| " 9 | 6.30.2 | 1.4 | Sudden displacement. | ||||||
| " 9 | 21.08.2 | 0.55 | " | ||||||
| " 19 | Indef. | 17.55.7 17.57 8 | 14.0 14.5 | Indef. | Obscured by night tremors. | ||||
| " 20 | 5.59.8 | 6.35.3 | 6.39.1 | 3.4 | 6.58 8 | 8.39.1 |