Geomagnetic Observation by Magnetometer Network.
Table 1. Station Names, Geographic and Geomagnetic Coordinates, and L Values
of Observation Sites.
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Geographic Geomagnetic+
Station Name* Coordinates Coordinates
Abbrevi- ----------- ------------ L+ Associ. Date of
ation Lat, Long, Lat, Long, Inst.\ Onset
deg deg deg deg
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Tixie TIK 71.59 128.78 65.67 196.88 5.89 IKFIA,IFZ 92/8-
Zhigansk ZGN 66.75 123.26 61.01 193.82 4.25 IKFIA 95/ -
Yakutsk YAK 62.02 129.72 56.08 200.51 3.21 IKFIA
Irkutsk IRT 52.17 104.45 47.13 177.01 2.16 ISTP
Popov Island PPI 42.98 131.73 36.62 203.63 1.55 POI 95/ -
Beijing BJI 40.06 116.18 34.37 188.40 1.47 IGCAS
Lunping LNP 25.00 121.17 13.80 189.50 1.06 NCU, LNP 94/1-
Muntinlupa MUT 14.37 121.02 3.58 191.57 1.00 CGSD 93/7-
Pontianak PTN -0.05 109.25 -11.37 180.49 1.04 LAPAN
Watukosek WTK -7.56 112.63 -18.52 183.85 1.11 LAPAN
Learmonth LMT -22.22 114.10 -34.15 185.02 1.46 IPS, UNC 91/8-
Katanning KAT -33.68 117.62 -46.63 188.24 2.12 GSARI, UNC 95/8-
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Kotel'nyy KTN 75.94 137.71 69.94 201.02 8.50 IKFIA 94/10-
Chokurdakh CHD 70.62 147.89 64.67 212.12 5.46 IKFIA,IFZ 92/8-
Zyryanka ZYK 65.75 150.78 59.62 216.72 3.91 IKFIA 94/4-
Magadan MGD 59.97 150.86 53.56 218.66 2.83 IKIR 92/8-
St. Paratunka PTK 52.94 158.25 46.34 225.91 2.10 IKIR 92/8-
Moshiri MSR 44.37 142.27 37.61 213.23 1.59 STEL 90/7-
Onagawa ONW 38.43 141.47 31.65 212.51 1.38 THU 91/6-
Kagoshima KAG 31.48 130.72 25.13 202.24 1.22 STEL 90/7-
Yamakawa YMK 31.19 130.62 24.85 202.13 1.21 CRL 97/7-
Chichijima CBI 27.15 142.30 20.59 213.00 1.14 KMO 90/7-
Guam GUA 13.58 144.87 4.57 214.76 1.01 USGS 91/6-
Yap YAP 9.3 138.5 -0.3 209.0 1.00 UK 93/1-
Koror KOR 7.33 134.50 -2.64 205.21 1.00 UAF 94/8-
Biak BIK - 1.08 136.05 -12.18 207.30 1.05 LAPAN 92/5-
Wewak WEW - 3.55 143.62 -14.14 215.27 1.06 PWH, UPNG 91/6-
Darwin DAW -12.40 130.90 -23.13 202.68 1.18 TERC, UNC 91/8-
Weipa WEP -12.68 141.88 -22.99 214.34 1.18 WNSS, UNC 90/7-
Birdsville BSV -25.54 139.21 -36.58 212.96 1.55 POB 90/7-
Dalby DAL -27.18 151.20 -37.09 226.80 1.57 DAC, UNC 91/8-
Canberra CAN -35.30 149.00 -45.98 226.14 2.07 IPS 94/8-
Adelaide ADL -34.67 138.65 -46.46 213.66 2.11 DSTO 90/7-
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Kotzebue KOT 66.88 197.40 64.52 249.72 5.40 UAF 93/11-
Cape Shmidt CST 68.88 180.55 64.51 236.29 5.40 IKIR
Ewa Beach EWA 21.32 202.00 22.67 269.36 1.17 PTWC/USGS 91/1-
American Samoa ASA -14.28 170.70 -20.60 245.05 1.14
Macquarie Isl. MCQ -54.50 158.95 -64.50 247.84 5.40 AAD, UNC 92/11-
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* Includes established stations at which additional instruments with a high
time resolution will be installed during the STEP period.
+ The IGRF-90 model was used to calculate corrected geomagnetic coordinates
and L values for 100-km altitude at each station on January 1, 1993.
\ The Solar-Terrestrial Environment Laboratory, Nagoya University (STEL), is
conducting multinationally coordinated magnetic observations in cooper-
ation with and/or courtesy of the following institutes and organizations
: University of Newcastle (UNC), Electronics Research Laboratory (DSTO),
CSIRO Tropical Ecosystems Research Centre (TERC), Learmonth Solar
Observatory and Canberra Observatory of IPS Radio and Space Services
(IPS), Weipa North State School (WNSS), Birdsville Police Station (POB),
Dalby Agriculture College (DAC), and Australian Antarctic Division (ADD)
in Australia; National Institute of Aeronautics and Space (LAPAN), in
Indonesia; Tohoku University (THU), Tohoku Institute of Technology
(TIT), Kakioka Magnetic Observatory (KMO), Tokai University (TKU),
University of Tokyo (GRL), and Kyushu University (UK) in Japan; Paradise
Wewak Hotel (PWH) and University of Papua New Guinea (UPNG) in Papua New
Guinea; Coast & Geodetic Survey Department (CGSD) in the Philippines;
Institute of Space Research and Radiowaves (IKIR), Institute of Cosmo-
physical Research and Aeronomy (IKFIA), Institute of Physics of Earth
(IFZ), and Pacific Oceanological Institute (POI), Academy of Science in
Russia; Lunping Observatory (LNP), and National Central University (NCU)
in Taiwan; and Guam Magnetic Observatory, U.S. Geological Survey (USGS),
Pacific Tsunami Warning Center (PTWC), Koror Observatory of the U.S.
National Weather Service and University of Alaska, Fairbanks (UAF) in
the United States.
Geomagnetic Observation by Magnetometer Network.