PRINCIPAL MAGNETIC STORMS (REPORTING GEOMAGNETIC OBSERVATORIES) ------------------------------------------------------------------------------- Geomagnetic Letter Location Geograph Coord Geomag Coord* Observatory Code or Country Lat Long Lat Long =============================================================================== Addis Ababa AAE Ethiopia N 9.0 E 38.8 N 5.2 E110.5 Alibag ABG India N18.4 E 72.5 N 9.4 E144.9 Amberley AML New Zealand S43.2 E172.7 S47.3 E253.8 Annamalainagar ANN India N11.4 E 79.7 N 1.5 E150.7 Apai API Samoan Islands S13.8 E188.2 S15.8 E261.6 Baker Lake BLC Canada NWT N64.3 E264.0 N73.8 E317.7 Bangui BNG Congo N 4.4 E 18.6 N 4.5 E 89.9 Beijing BJI China N40.0 E116.2 N28.8 E185.7 Binza BIN Zaire S 4.3 E 15.4 S 3.3 E 85.1 Boulder BOU USA N40.1 E254.8 N49.0 E318.2 Cambridge Bay CBB Canada NWT N69.2 E255.0 N76.9 E297.1 Canberra CAN Australia S35.3 E149.4 S43.6 E226.1 Changchun CNH China N43.8 E125.3 N32.8 E193.4 College CMO USA N64.9 E212.2 N64.9 E258.1 Crozet CZT Indian Ocean S46.4 E 51.9 S51.5 E111.5 Dallas DAL USA N33.0 E263.2 N42.9 E329.4 Dumont d'Urville DRV Antarctica S66.7 E140.0 S75.3 E232.3 Ebro EBR Spain N40.8 E 0.5 N43.6 E 80.9 Ettayapuram ETT India N 9.0 E 78.0 S 0.7 E148.8 Eyrewell EYR New Zealand S43.4 E172.4 S47.6 E253.5 Fort Churchill FCC Canada N58.8 E265.9 N68.7 E325.0 Fredericksburg FRD USA N38.2 E282.6 N49.4 E351.6 Gnangara GNA Australia S31.8 E116.0 S43.0 E187.4 Great Whale River GWC Canada N55.3 E282.2 N66.4 E349.4 Guam GUA USA N13.6 E144.9 N 4.3 E214.3 Guangzhou GZH China N23.1 E113.3 N11.8 E183.5 Gulmarg GUL Russia N34.1 E 74.4 N24.6 E147.5 Hermanus HER South Africa S34.4 E 19.2 S33.6 E 82.0 Honolulu HON USA N21.3 E202.0 N21.4 E268.0 Huancayo HUA Peru S12.0 E284.7 S 0.8 E355.2 Hyderabad HYB India N17.4 E 78.6 N 7.6 E150.2 Irkutsk IRT Russia N52.2 E104.4 N40.9 E175.8 Jaipur JAI India N26.9 E 75.8 N17.4 E148.7 Kakioka KAK Japan N36.2 E140.2 N26.3 E207.3 Kanoya KNY Japan N31.4 E130.9 N20.8 E199.4 Karachi KRC Pakistan N25.0 E 67.1 N16.4 E Kerguelen Island KGL Indian Ocean S49.2 E 70.2 S57.2 E129.9 Lanzhou LZH China N36.1 E103.8 N24.8 E174.9 Macquarie Island MCQ South Pacific S54.5 E159.0 S60.8 E244.4 Mawson MAW Antarctica S67.6 E 62.9 S73.3 E105.1 M'Bour MBO Senegal N14.4 E343.0 N20.9 E 56.4 Meanook MEA Canada N54.6 E246.7 N62.0 E303.0 Memambetsu MMB Japan N43.9 E144.2 N34.3 E209.7 Mould Bay MBC Canada NWT N76.2 E240.6 N79.4 E258.3 Newport NEW USA N48.3 E242.9 N55.2 E301.8 Ottawa OTT Canada N45.4 E284.4 N56.7 E353.4 Pilar PIL Argentina S31.7 E296.1 S20.4 E 5.9 Port Moresby PMG New Guinea S 9.4 E147.2 S18.3 E219.3 ------------------------------------------------------------------------------- *COMBINED INTERNATIONAL CATALOG OF GEOMAGNETIC DATA, Report UAG-92, July 1985. PRINCIPAL MAGNETIC STORMS (REPORTING GEOMAGNETIC OBSERVATORIES) ------------------------------------------------------------------------------- Geomagnetic Letter Location Geograph Coord Geomag Coord* Observatory Code or Country Lat Long Lat Long =============================================================================== Resolute Bay RES Canada N74.7 E265.1 N83.2 E292.9 Saint John's STJ Canada N47.6 E307.3 N58.2 E 22.9 San Juan SJG Puerto Rico N18.1 E293.8 N29.4 E 4.6 Sheshan SSH China N31.1 E121.2 N20.0 E190.5 Shillong SHL Assam N25.6 E 91.9 N14.7 E163.5 Sitka SIT Alaska N57.1 E224.7 N60.2 E277.1 Tananarive TAN Madagascar S18.9 E 47.6 S23.9 E114.0 Toolangi TOO Australia S37.5 E145.5 S46.3 E222.3 Tromso TRO Norway N69.7 E 19.0 N67.0 E117.4 Trivandrum TRD India N 8.5 E 77.0 S 1.1 E147.8 Tucson TUC USA N32.2 E249.2 N40.5 E313.8 Ujjain UJJ India N23.2 E 75.8 N13.6 E148.2 Urumqi WMQ Mongonlia N43.8 E 87.7 N33.2 E161.2 Victoria VIC Canada N48.5 E236.6 N54.4 E294.7 Wilhelmshaven WLH Germany N53.5 E 8.2 N54.3 E 94.1 Wilkes Station WIL Antarctica S66.2 E110.6 S77.6 E181.8 Witteveen WIT Netherlands N52.8 E 6.7 N53.9 E 92.3 Wuhan WHN China N30.5 E114.6 N19.2 E184.5 Yellowknife YKC Canada NWT N62.4 E245.5 N69.1 E295.3 ------------------------------------------------------------------------------- *COMBINED INTERNATIONAL CATALOG OF GEOMAGNETIC DATA, Report UAG-92, July 1985.